Solved papers for CMC Medical CMC-Medical VELLORE Solved Paper-2013

done CMC-Medical VELLORE Solved Paper-2013 Total Questions - 300

• question_answer1) Hygens wave theory of light cannot explain
  A)
  photoelectric effect       
  done clear
  B)
  polarisation
  done clear
  C)
  interference         
  done clear
  D)
  diffraction
  done clear
  View Answer play_arrow

• question_answer2) A truck is moving eastwards with a velocity of 15 m/s. In 10 s, the velocity changes to 15 m/s northwards. Its average acceleration during this time will be
  A)
   \[3\sqrt{2}\]m/s northwards       
  done clear
  B)
   \[\sqrt{2}\]m/s northwards
  done clear
  C)
   \[3\text{/}\sqrt{2}\]m/s northwards
  done clear
  D)
   None of the above
  done clear
  View Answer play_arrow

• question_answer3) A body sliding on a smooth inclined plane requires 4 s to reach the bottom starting from rest at the top. Then the time taken to travel one eight the distance starting rest at the top, will be
  A)
   16 s                      
  done clear
  B)
   4 s         
  done clear
  C)
   \[\sqrt{2}\,s\]                                  
  done clear
  D)
   0.5 s
  done clear
  View Answer play_arrow

• question_answer4) Energy of simple harmonic motion depends on
  A)
   \[\frac{1}{{{\omega }^{2}}}\]                                    
  done clear
  B)
   \[\omega \]
  done clear
  C)
   \[\frac{1}{{{a}^{2}}}\]                                   
  done clear
  D)
   \[{{a}^{2}}\]
  done clear
  View Answer play_arrow

• question_answer5) If the potential of a capacitor having capacity \[6\mu F\]is increased from 10 V to 20 V then increase in its energy is
  A)
   \[12\times {{10}^{-6}}J\]                             
  done clear
  B)
   \[9\times {{10}^{-4}}J\]
  done clear
  C)
   \[4.5\times {{10}^{-6}}J\]                           
  done clear
  D)
   \[2.25\times {{10}^{-6}}J\]
  done clear
  View Answer play_arrow

• question_answer6) A bullet of mass 0.1 kg is fired with a speed of 100 m/s. The mass of gun being 50 kg. Then the velocity of recoil become
  A)
   0.05 m/s                             
  done clear
  B)
   0.5 m/s 
  done clear
  C)
   0.1 m/s                               
  done clear
  D)
   0.2 m/s
  done clear
  View Answer play_arrow

• question_answer7) The electrical conductivity of earths atmosphere increases with altitudes of
  A)
   reflection of atmosphere
  done clear
  B)
   accelerator protons
  done clear
  C)
   measure the voltage
  done clear
  D)
   measure the charge
  done clear
  View Answer play_arrow

• question_answer8) In an AC circuit, the potential difference across an inductance and resistance connected in series are 16 V and 20 V respectively. Total potential difference across the circuit will be
  A)
   10.0V                   
  done clear
  B)
   20.6V
  done clear
  C)
   25.6V                   
  done clear
  D)
   30.6V
  done clear
  View Answer play_arrow

• question_answer9) If a wire of resistance R is stretched to triple its length, then the new resistance is
  A)
   \[9R\]                                  
  done clear
  B)
   \[3R\]
  done clear
  C)
   \[R/2\]                
  done clear
  D)
   \[R\]
  done clear
  View Answer play_arrow

• question_answer10) Atomic number of nucleus is Z, while its mass number is M, what will be number of neutrons in nucleus?
  A)
   M + Z                   
  done clear
  B)
   M - Z  
  done clear
  C)
   M                          
  done clear
  D)
   Z
  done clear
  View Answer play_arrow

• question_answer11) The nuclear energy produced in nuclear reactor is used to run
  A)
   AC motor          
  done clear
  B)
   induction generator
  done clear
  C)
   electric generator   
  done clear
  D)
   DC motor
  done clear
  View Answer play_arrow

• question_answer12) If the phase difference between two points separated by 0.8 in wave of frequency 120 Hz, is 0.5\[\pi \]then the velocity of the wave is will be
  A)
   768 Hz                 
  done clear
  B)
   695 Hz
  done clear
  C)
   710 Hz                 
  done clear
  D)
   384 Hz
  done clear
  View Answer play_arrow

• question_answer13) A 12 pF capacitor is connected to a 50 V. The electrostatic energy is stored in the capacitor will be
  A)
   \[2.5\times {{10}^{-3}}J\]                           
  done clear
  B)
   \[3.5\times {{10}^{-12}}J\]         
  done clear
  C)
   \[0.5\times {{10}^{-2}}J\]                           
  done clear
  D)
   \[1.5\times {{10}^{-8}}J\]
  done clear
  View Answer play_arrow

• question_answer14) Cyclotron is a device which used to
  A)
   measuring the charge
  done clear
  B)
   measure of the voltage
  done clear
  C)
   acceleration protons
  done clear
  D)
   acceleration of electrons
  done clear
  View Answer play_arrow

• question_answer15) The dimensions of potential difference are
  A)
   \[[M{{L}^{2}}{{T}^{2}}{{Q}^{-1}}]\]                         
  done clear
  B)
   \[[M{{L}^{2}}{{T}^{2}}{{Q}^{2}}]\]
  done clear
  C)
   \[[L{{T}^{2}}Q]\]                             
  done clear
  D)
   \[[{{M}^{2}}L{{T}^{2}}{{Q}^{-1}}]\]
  done clear
  View Answer play_arrow

• question_answer16) Light takes \[{{t}_{1}}\]sec to travel a distance x cm in vacuum and the same light takes \[{{t}_{2}}\]sec to travel 10 x cm in the medium, critical angle for the corresponding medium is
  A)
   \[{{\sin }^{-1}}\left( \frac{10{{t}_{1}}}{{{t}_{2}}} \right)\]                             
  done clear
  B)
   \[{{\sin }^{-1}}\left( \frac{{{t}_{1}}}{10\,{{t}_{2}}} \right)\]
  done clear
  C)
   \[{{\sin }^{-1}}\left( \frac{{{t}_{2}}}{10\,{{t}_{1}}} \right)\]                          
  done clear
  D)
   \[{{\sin }^{-1}}\left( \frac{10\,{{t}_{2}}}{{{t}_{1}}} \right)\]
  done clear
  View Answer play_arrow

• question_answer17) If the critical angle for total internal reflection from a medium to vacuum is \[30{}^\circ ,\] then the velocity of light in the medium will be
  A)
   \[3\times {{10}^{8}}m\text{/}s\]                             
  done clear
  B)
   \[2\times {{10}^{8}}m\text{/}s\]
  done clear
  C)
   \[1.5\times {{10}^{8}}m\text{/}s\]                         
  done clear
  D)
   \[6\times {{10}^{8}}m\text{/}s\]
  done clear
  View Answer play_arrow

• question_answer18) Which one of the following discovered cyclotron?
  A)
   Maxwell             
  done clear
  B)
   Lawrence
  done clear
  C)
   Levels                 
  done clear
  D)
   Bohr
  done clear
  View Answer play_arrow

• question_answer19) A gas initially at \[18{}^\circ C\]is compressed adiabatically to one eight of its original volume. Then the temperature of the gas after compression is
  A)
   \[395.4{}^\circ C\]                          
  done clear
  B)
   \[144{}^\circ C\]
  done clear
  C)
   \[887.4{}^\circ C\]                          
  done clear
  D)
   \[18{}^\circ C\]
  done clear
  View Answer play_arrow

• question_answer20) A stone is dropped into a lake from a tower of 500 m height. The sound of splash will be heard after
  A)
   11.5 s                   
  done clear
  B)
   21 s
  done clear
  C)
   3.75 s                   
  done clear
  D)
   10 s
  done clear
  View Answer play_arrow

• question_answer21) An aeroplane having a wing space of 35 m files due to north with the speed of 90 m/s given B is \[4\times {{10}^{-5}}T.\] The potential difference between the tips of the wings will be
  A)
   0.013 V               
  done clear
  B)
   1.26 V
  done clear
  C)
   12.6 V                  
  done clear
  D)
   0.126 V
  done clear
  View Answer play_arrow

• question_answer22) A radioactive element has half-life of 3.6 days. In what time will it be left \[1/{{32}^{\text{nd}}}\]undecayed?
  A)
   4 days                 
  done clear
  B)
   12 days
  done clear
  C)
   18 days               
  done clear
  D)
   24 days
  done clear
  View Answer play_arrow

• question_answer23) The wavelength associated with an electron accelerated through a potential difference of 100 V is of the order of
  A)
   \[1.2\,\overset{\text{o}}{\mathop{\text{A}}}\,\]                           
  done clear
  B)
   \[10.5\,\overset{\text{o}}{\mathop{\text{A}}}\,\]
  done clear
  C)
   \[100\,\overset{\text{o}}{\mathop{\text{A}}}\,\]                          
  done clear
  D)
   \[1000\,\overset{\text{o}}{\mathop{\text{A}}}\,\]
  done clear
  View Answer play_arrow

• question_answer24) The thermodynamic coordinates of a jar A filled with a gas are p, V and T and another j ar B filled with another gas 2p, V/4 and 2T, where the symbols have their usual meanings. The ratio of the number of molecules of jar A to those of jar B is
  A)
   4 : 1                      
  done clear
  B)
   2 : 2  
  done clear
  C)
   1 : 2                      
  done clear
  D)
   1 : 1
  done clear
  View Answer play_arrow

• question_answer25) When the kinetic energy of a body executing SHM is I/3 of the potential energy. The displacement of the body is x per cent of the amplitude, where x is
  A)
   33                         
  done clear
  B)
   87     
  done clear
  C)
   67                         
  done clear
  D)
   50
  done clear
  View Answer play_arrow

• question_answer26) In the case of horse is pulling a cart, force that causes the horse to move forward is the force that
  A)
   the horse exerts on the ground
  done clear
  B)
   the horse exerts on the cart
  done clear
  C)
   the ground exerts on the horse
  done clear
  D)
   the cart exerts on the horse
  done clear
  View Answer play_arrow

• question_answer27) If the pressure of a gas contained in a vessel is increased by 0.4%. When heated through \[1{}^\circ C,\] the initial temperature had been
  A)
   2500 K                 
  done clear
  B)
   250 K  
  done clear
  C)
   \[250{}^\circ C\]                             
  done clear
  D)
   \[25{}^\circ C\]
  done clear
  View Answer play_arrow

• question_answer28) The capacitance of a spherical conductor with radius 1 m is
  A)
   \[9\times {{10}^{-9}}F\]                              
  done clear
  B)
   \[1\,\mu F\]
  done clear
  C)
   \[2.5\times {{10}^{-10}}F\]                        
  done clear
  D)
   \[1\times {{10}^{-6}}F\]
  done clear
  View Answer play_arrow

• question_answer29) Which of the following have higher specific charge?
  A)
   Positron                             
  done clear
  B)
   Proton
  done clear
  C)
   He                                        
  done clear
  D)
   None of these
  done clear
  View Answer play_arrow

• question_answer30) For an encloses maintained at 1000 K, the maximum radiation occurs at wavelength \[{{\lambda }_{m}}\]. If the temperature is raised to 2000 K, the peak will shift to
  A)
   \[\frac{{{\lambda }_{m}}}{2}\]                                 
  done clear
  B)
   \[2{{\lambda }_{m}}\]
  done clear
  C)
   \[{{2}^{4}}{{\lambda }_{m}}\]                   
  done clear
  D)
   \[{{2}^{-4}}{{\lambda }_{m}}\]
  done clear
  View Answer play_arrow

• question_answer31) A coil of area 5\[c{{m}^{2}}\] and of 20 turns is placed in uniform magnetic field of \[{{10}^{3}}\]T. The normal to the plane of the coil makes an angle of \[60{}^\circ \] with the magnetic field. The flux in Maxwell through the coil is
  A)
   \[5\times {{10}^{5}}\]                  
  done clear
  B)
   \[5\times {{10}^{4}}\]
  done clear
  C)
   \[2\times {{10}^{4}}\]                  
  done clear
  D)
   \[5\times {{10}^{3}}\]
  done clear
  View Answer play_arrow

• question_answer32) An electron jumps from the 4th orbits to the 2nd orbit of hydrogen atom. Given the Rydbergs constant\[R={{10}^{5}}c{{m}^{-1}},\]the frequency in Hz of the emitted radiation will be
  A)
   \[\frac{3}{6}\times {{10}^{5}}\]                
  done clear
  B)
   \[\frac{16}{3}\times {{10}^{15}}\]
  done clear
  C)
   \[\frac{9}{16}\times {{10}^{15}}\]                           
  done clear
  D)
   \[\frac{3}{4}\times {{10}^{15}}\]
  done clear
  View Answer play_arrow

• question_answer33) The Keplers second law states that the straight line joining the planet to the sun sweeps out equal areas in equal times. The statement is equivalent to saying that
  A)
   total acceleration is zero
  done clear
  B)
   transverse acceleration is zero
  done clear
  C)
   longitudinal acceleration is zero
  done clear
  D)
   radial acceleration is zero
  done clear
  View Answer play_arrow

• question_answer34) A diatomic gas is heated at constant pressure. What fraction of the heat energy is used to increases the internal energy?
  A)
   \[\frac{3}{5}\]                                  
  done clear
  B)
   \[\frac{3}{7}\]
  done clear
  C)
   \[\frac{5}{7}\]                                  
  done clear
  D)
   \[\frac{5}{9}\]
  done clear
  View Answer play_arrow

• question_answer35) In interference pattern the energy is
  A)
   created at the maximum
  done clear
  B)
   destroyed at the minimum
  done clear
  C)
   conserved but redistributed
  done clear
  D)
   All of the above
  done clear
  View Answer play_arrow

• question_answer36) A lens behaves as a converging lens in air and diverging lens in water. The refractive index of the material of the lens is
  A)
   equal to that of water
  done clear
  B)
   less than that of water
  done clear
  C)
   greater than that of water
  done clear
  D)
   Nothing can be predicted
  done clear
  View Answer play_arrow

• question_answer37) The electron emitted in beta radiation originates from
  A)
   inner orbits of atoms
  done clear
  B)
   free electron existing in nucleus
  done clear
  C)
   decay of neutran in the nucleus
  done clear
  D)
   photon escaping from the nucleus
  done clear
  View Answer play_arrow

• question_answer38) If elements with principal quantum number n > 4 were not allowed in nature than the number of possible elements would be
  A)
   32                         
  done clear
  B)
   60     
  done clear
  C)
   10                         
  done clear
  D)
   4
  done clear
  View Answer play_arrow

• question_answer39) The square of resultant of two equal forces is three times their product. Angle between the forces is
  A)
   \[\pi \]                                
  done clear
  B)
   \[\pi /2\]
  done clear
  C)
   \[\pi /4\]                            
  done clear
  D)
   \[\pi /3\]
  done clear
  View Answer play_arrow

• question_answer40) Which of the following is different from others?
  A)
   Wavelength                     
  done clear
  B)
   Velocity
  done clear
  C)
   Frequency                        
  done clear
  D)
   Amplitude
  done clear
  View Answer play_arrow

• question_answer41) A capacitor of capacitance C has charge Q and stored energy is W. If the charge is increased to 2Q, the stored energy will be
  A)
   \[\frac{W}{4}\]                                
  done clear
  B)
   \[\frac{W}{2}\]
  done clear
  C)
   \[2\,W\]                                             
  done clear
  D)
   \[4\,W\]
  done clear
  View Answer play_arrow

• question_answer42) A cylindrical conductor is placed near another positively charged conductor the net charge acquired by the cylindrical conductor will be
  A)
   positive only
  done clear
  B)
   negative only
  done clear
  C)
   zero
  done clear
  D)
   Either positive or negative
  done clear
  View Answer play_arrow

• question_answer43) A point moves such that its displacement as function of time is given by \[{{x}^{2}}={{t}^{2}}+1.\] Its acceleration at time\[t\]is
  A)
   \[\frac{1}{{{x}^{4}}}\]                                   
  done clear
  B)
   \[-\frac{t}{{{x}^{2}}}\]
  done clear
  C)
   \[\frac{1}{x}-\frac{{{t}^{2}}}{{{x}^{3}}}\]                              
  done clear
  D)
   \[\frac{1}{x}-\frac{t}{{{x}^{2}}}\]
  done clear
  View Answer play_arrow

• question_answer44) If the speed of light wave \[\frac{2}{3}\] of its present value, the energy released in a given atomic explosion will be decreased by a fraction
  A)
   \[\frac{2}{3}\]                                  
  done clear
  B)
   \[\frac{4}{9}\]
  done clear
  C)
   \[\frac{5}{9}\]                                  
  done clear
  D)
   \[\frac{2}{9}\]
  done clear
  View Answer play_arrow

• question_answer45) Alcohol is more volatile than water, because
  A)
   its boiling point is lower than water
  done clear
  B)
   it is an organic liquid
  done clear
  C)
   its freezing point is lower than water
  done clear
  D)
   its vapour pressure is 2.5 times greater than water
  done clear
  View Answer play_arrow

• question_answer46) A body has same temperature as that of the surrounding, then
  A)
   it radiates same heat as it absorbs
  done clear
  B)
   it absorbs more, radiates less heat
  done clear
  C)
   If radiates more, absorbs less heat
  done clear
  D)
   it never radiates heat
  done clear
  View Answer play_arrow

• question_answer47) In a transistor configuration\[\beta \]parameter is
  A)
   \[{{I}_{b}}/{{I}_{c}}\]                    
  done clear
  B)
   \[{{I}_{c}}/{{I}_{b}}\]
  done clear
  C)
   \[{{I}_{c}}/{{I}_{c}}\]                     
  done clear
  D)
   \[{{I}_{b}}/{{I}_{b}}\]
  done clear
  View Answer play_arrow

• question_answer48) The ratio of forward biased to reverse biased resistance for p-n junction diode is
  A)
   \[{{10}^{-1}}:1\]                              
  done clear
  B)
   \[{{10}^{-2}}:1\]
  done clear
  C)
   \[{{10}^{-3}}:1\]                              
  done clear
  D)
   \[{{10}^{-4}}:1\]
  done clear
  View Answer play_arrow

• question_answer49) A water film is made between two 10 cm long straight wire and at a distance of 0.5 cm. If distance between the wire is increased by 1 mm. Then work done will be
  A)
   \[9.22\times {{10}^{-6}}J\]                         
  done clear
  B)
   \[1.44\times {{10}^{-5}}J\]
  done clear
  C)
   \[2.88\times {{10}^{-5}}J\]                         
  done clear
  D)
   \[5.76\times {{10}^{-5}}J\]
  done clear
  View Answer play_arrow

• question_answer50) A capacitor of 20\[\mu F\] capacity charged upto 500 V is connected in parallel with another capacitor of 10 aF which is charged upto 200 V. Their common potential is
  A)
   500V                    
  done clear
  B)
   400V  
  done clear
  C)
   300V                    
  done clear
  D)
   200V
  done clear
  View Answer play_arrow

• question_answer51) What will happen when a 40 W, 220 V lamp and 100 W, 220 V lamp are connected in series across 40 V supply?
  A)
   100 W lamp will fuse
  done clear
  B)
   40 W lamp will fuse
  done clear
  C)
   Both lamps will fuse
  done clear
  D)
   Neither lamp will fuse
  done clear
  View Answer play_arrow

• question_answer52) The displacement of a particle of mass 3 g executing simple harmonic motion is given by Y = 3 sin\[(0.2\,t)\]in SI units. The kinetic energy of the particle at a points which is at a distance equal to \[\frac{1}{3}\] of its amplitude from its mean position is
  A)
   \[12\times {{10}^{3}}J\]                              
  done clear
  B)
   \[25\times {{10}^{-3}}J\]
  done clear
  C)
   \[0.48\times {{10}^{-3}}J\]                         
  done clear
  D)
   \[0.24\times {{10}^{-3}}J\]
  done clear
  View Answer play_arrow

• question_answer53) The radius of gyration of a rod of length L and mass At about an axis perpendicular to its length and passing through a point at a distance L/3 from one if its ends is
  A)
   \[\frac{\sqrt{7}}{6}L\]                  
  done clear
  B)
   \[\frac{{{L}^{2}}}{9}\]
  done clear
  C)
   \[\frac{L}{3}\]                                  
  done clear
  D)
   \[\frac{\sqrt{5}}{3}L\]
  done clear
  View Answer play_arrow

• question_answer54) The apparent weight of a person inside a lift is \[{{w}_{1}}\]when lift moves up with a certain acceleration and is \[{{w}_{2}}\]when lift moves down with same acceleration. The weight of the person when lift moves up with constant speed is
  A)
   \[\frac{{{w}_{1}}+{{w}_{2}}}{2}\]                            
  done clear
  B)
   \[\frac{{{w}_{1}}-{{w}_{2}}}{2}\]
  done clear
  C)
   \[2\,{{w}_{1}}\]                                              
  done clear
  D)
   \[2\,{{w}_{2}}\]
  done clear
  View Answer play_arrow

• question_answer55) The magnitude of magnetic induction for a current carrying toroid of uniform cross-section is
  A)
   uniform over the whole cross-section
  done clear
  B)
   maximum onthe outer edge
  done clear
  C)
   maximum on the outer edge.
  done clear
  D)
   maximum at the centre of cross-section
  done clear
  View Answer play_arrow

• question_answer56) Isogonic lines are those for which
  A)
   declination is the same at all places on the line
  done clear
  B)
   angle of dip is the same at all place on the line
  done clear
  C)
   the value of horizontal component of earths magnetic field is the same
  done clear
  D)
   All of the above
  done clear
  View Answer play_arrow

• question_answer57) Each atom of an iron bar (5 cm x 1 cm x 1 cm) has a magnetic moment \[1.8\times {{10}^{-23}}A{{m}^{-2}}\]that the density of iron is \[7.18\times {{10}^{3}}\,kg/{{m}^{3}},\], atomic weight is 56 and Avogadro number is   \[6.02\times {{10}^{23}}.\] The magnetic .moment of bar is the state of magnetic saturation will be
  A)
   4,75 A/m            
  done clear
  B)
   5.74 A/m
  done clear
  C)
   7.54 A/m            
  done clear
  D)
   75.4 A/m
  done clear
  View Answer play_arrow

• question_answer58) A current of 1A is flowing on the sides of an equilateral triangle of sides \[4.5\times {{10}^{-2}}m.\] The magnetic field at the centroid of the triangle is
  A)
   \[2\times {{10}^{-5}}T\]                              
  done clear
  B)
   \[4\times {{10}^{-5}}T\]
  done clear
  C)
   \[8\times {{10}^{-5}}T\]                              
  done clear
  D)
   \[1.2\times {{10}^{-5}}T\]
  done clear
  View Answer play_arrow

• question_answer59) If the equation of transverse wave is\[y=5\,\sin 2\pi \left[ \frac{t}{0.04}-\frac{x}{40} \right],\] where distance is in cm and time in second and then the wavelength of the wave is
  A)
   60 cm                                  
  done clear
  B)
   40 cm
  done clear
  C)
   35cm                                   
  done clear
  D)
   25cm
  done clear
  View Answer play_arrow

• question_answer60) A 700 pF capacitor is charged by a 50 V battery. The electrostatic energy stored by it is
  A)
   \[17.0\times {{10}^{-8}}J\]                         
  done clear
  B)
   \[13.5\times {{10}^{-8}}J\]
  done clear
  C)
   \[9.5\times {{10}^{-9}}J\]                           
  done clear
  D)
   \[8.7\times {{10}^{-7}}J\]
  done clear
  View Answer play_arrow

• question_answer61) When benzene sulphonic acid and p-nitrophenol are treated with \[NaHC{{O}_{3}}\] the gases released respectively are
  A)
   \[S{{O}_{2}},\,C{{O}_{2}}\]                        
  done clear
  B)
   \[C{{O}_{2}},\,C{{O}_{2}}\]
  done clear
  C)
   \[S{{O}_{2}},\,NO\]                       
  done clear
  D)
   \[S{{O}_{2}},\,N{{O}_{2}}\]
  done clear
  View Answer play_arrow

• question_answer62) Amongst the following antihistamines, which are antacids? I. Ranitidine II, Cimetidine III. Terfenadine IV. Brompheniramine
  A)
   I and II                
  done clear
  B)
   III only
  done clear
  C)
   I and III               
  done clear
  D)
   III and IV
  done clear
  View Answer play_arrow

• question_answer63) Which of the following polymers cannot have vinylic monomer units?
  A)
   Acrilan                
  done clear
  B)
   Polystyrene
  done clear
  C)
   Nylon                  
  done clear
  D)
   Teflon
  done clear
  View Answer play_arrow

• question_answer64) Optical rotations of some compounds along with their structures are given below. Which of them have D- configuration?             
  A)
   I, II, III                                 
  done clear
  B)
   II, III
  done clear
  C)
   l, ll                         
  done clear
  D)
   lll
  done clear
  View Answer play_arrow

• question_answer65) Due to the presence of ambidentate ligands coordination compounds show isomerism. Palladium complexes of the type \[[Pd{{({{C}_{6}}{{H}_{5}})}_{2}}{{(SCN)}_{2}}]\]and\[[Pd({{C}_{6}}{{H}_{5}})\,{{(NCS)}_{2}}]\]are
  A)
   linkage isomerism
  done clear
  B)
   coordination isomerism
  done clear
  C)
   ionisation isomerism
  done clear
  D)
   geometrical isomerism
  done clear
  View Answer play_arrow

• question_answer66) Amongst the following, the most stable complex is
  A)
   \[{{[Fe{{({{H}_{2}}O)}_{6}}]}^{3+}}\]     
  done clear
  B)
   \[{{[Fe{{(N{{H}_{3}})}_{6}}]}^{3+}}\]
  done clear
  C)
   \[{{[Fe{{({{C}_{2}}{{O}_{4}})}_{3}}]}^{3-}}\]       
  done clear
  D)
   \[{{[FeC{{l}_{6}}]}^{3-}}\]
  done clear
  View Answer play_arrow

• question_answer67) In a 0.010M solution of oxalic acid, \[{{H}_{2}}{{C}_{2}}{{O}_{4}},\] \[{{K}_{1}}=5.9\times {{10}^{-2}},\] \[{{K}_{{{a}_{2}}}}=6.4\times {{10}^{-5}},\]the species present in the lowest concentration is
  A)
   \[{{H}_{2}}{{C}_{2}}{{O}_{4}}\]                 
  done clear
  B)
   \[{{H}_{3}}{{O}^{+}}\]
  done clear
  C)
   \[HC{{r}_{2}}O_{4}^{-}\]                             
  done clear
  D)
   \[CrO_{4}^{2-}\]
  done clear
  View Answer play_arrow

• question_answer68) \[{{K}_{a}}\] for HF is \[3.5\times {{10}^{-7}}\]calculate \[{{K}_{b}}\] for the fluoride ion.
  A)
   \[3.5\times {{10}^{-4}}\]                             
  done clear
  B)
   \[1.0\times {{10}^{-7}}\]
  done clear
  C)
   \[2.85\times {{10}^{-11}}\]                        
  done clear
  D)
   \[1.0\times {{10}^{-14}}\]
  done clear
  View Answer play_arrow

• question_answer69) A face centred cubic lattice is made up of two types of atoms A and B, in which A occupies the comer positions and B occupies the face centres. If atom along an axis joining the diagonally opposite comers on a face are removed, the empirical formula of the remaining solid would be
  A)
   \[{{A}_{2}}{{B}_{5}}\]                   
  done clear
  B)
   \[{{A}_{3}}{{B}_{7}}\]
  done clear
  C)
   \[{{A}_{3}}{{B}_{10}}\]                 
  done clear
  D)
   \[{{A}_{7}}{{B}_{24}}\]
  done clear
  View Answer play_arrow

• question_answer70) The normal oxidation potential of zinc referred to the standard hydrogen electrode is 0.76V and that of copper is 0.34V at \[25{}^\circ C,\]when excess of zinc is added to solution of copper sulphate, zinc displaces copper till equilibrium is reached. What is the ratio of concentration to\[Z{{n}^{2+}}\]to\[C{{u}^{2+}}\]ions at equilibrium?
  A)
   \[1.69\times {{10}^{37}}:1\]      
  done clear
  B)
   \[1.243\times {{10}^{22}}:1\]
  done clear
  C)
   \[1:1679\times {{10}^{37}}\]     
  done clear
  D)
   \[1:1.24243\times {{10}^{22}}\]
  done clear
  View Answer play_arrow

• question_answer71) For the following metals A, B, C, D react with each other (N.R. = no reaction).

  \[A+{{B}^{+}}\to N.\,R\] \[;\,\,B+{{C}^{+}}\to N.\,R\]

  \[B+{{D}^{+}}\to {{B}^{+}}+D\] \[;\,\,C+{{D}^{+}}\to {{C}^{+}}+D\]

  \[A+C\to {{C}^{+}}+A\] \[;\,\,D+{{A}^{+}}\to {{D}^{+}}+A\]

  What is the order of the metals in increasing reducing strength?
  A)
   \[B<D<A<C\]   
  done clear
  B)
   \[C<B<D<A\]
  done clear
  C)
   \[A<D<B<C\]   
  done clear
  D)
   \[D<C<A<B\]
  done clear
  View Answer play_arrow

• question_answer72) Suppose that the electron spin quantum number could have three possible values which of the following atomic numbers would not correspond to a noble gas?
  A)
   3                                            
  done clear
  B)
   15     
  done clear
  C)
   27                         
  done clear
  D)
   42
  done clear
  View Answer play_arrow

• question_answer73) Calculate the number of revolutions per second made around the nucleus by an electron in the third Bohrs orbit of a hydrogen atom.
  A)
   \[2.43\times {{10}^{14}}\]                          
  done clear
  B)
   \[2.43\times {{10}^{15}}\]
  done clear
  C)
   \[2.43\times {{10}^{16}}\]                          
  done clear
  D)
   \[2.43\times {{10}^{17}}\]
  done clear
  View Answer play_arrow

• question_answer74) Which of the following regarding decay of \[A{{l}^{25}}\]is not true?
  A)
   It may decay by position emission
  done clear
  B)
   It may decay by a neutron emission
  done clear
  C)
   It may decay by electron capture
  done clear
  D)
   The product nucleus is Mg
  done clear
  View Answer play_arrow

• question_answer75) 2.0 g of benzoic acid dissolved in 25.0g of benzene shows a depression in freezing point equal to 1.62 K. Molal depression constant, \[{{K}_{f}}\] of benzene is 4.9 K kg \[mo{{l}^{-1}}\], what is the percentage association of the acid if it forms dimer in the solution?
  A)
   78.2%                  
  done clear
  B)
   82.6%
  done clear
  C)
   89.7%                  
  done clear
  D)
   99.2%
  done clear
  View Answer play_arrow

• question_answer76) A gas X at 1 atm is bubbled through a solution containing a mixture of 1\[M\,{{Y}^{-}}\] and 1 \[M\,{{Z}^{-}}\]ions at\[25{}^\circ C\]. If the reduction potential of \[Z>Y>X,\] then
  A)
   \[Y\] will oxidise \[Z\] but not \[Z\]
  done clear
  B)
   \[Y\] will oxidise both \[X\] and \[Z\]
  done clear
  C)
   \[Y\] will oxidise \[Z\] but
  done clear
  D)
   \[Y\] will reduce both \[X\] and \[Z\]
  done clear
  View Answer play_arrow

• question_answer77) Conductivity of 0.00241 M acetic acid solution is \[7.896\times {{10}^{-5}}Sc{{m}^{-1}},\]what would be its dissociation constant?
  A)
   \[1.85\times {{10}^{-5}}\]                           
  done clear
  B)
   \[32.76\times {{10}^{-5}}\]
  done clear
  C)
   \[1.85\times {{10}^{-7}}\]                           
  done clear
  D)
   \[32.76\times {{10}^{-7}}\]
  done clear
  View Answer play_arrow

• question_answer78) The rate of a gaseous reaction is given by the expression k[A][B]. If the volume of the reaction vessel is suddenly reduced to \[\frac{1}{4}\]th of the initial volume, the reaction rate relating to original rate will be
  A)
   \[\frac{1}{10}\]                               
  done clear
  B)
   \[\frac{1}{8}\]
  done clear
  C)
   \[8\]                                    
  done clear
  D)
   \[16\]
  done clear
  View Answer play_arrow

• question_answer79) Consider the reaction :\[C{{l}_{2}}(aq)+{{H}_{2}}S(aq)\xrightarrow{{}}\]\[S(s)+2{{H}^{+}}(aq)+2C{{l}^{-}}(aq)\] The rate equation for this reaction is , rate \[=k[C{{l}_{2}}]\,[{{H}_{2}}S]\] Which of these mechanisms is consistent with this rate equation? A. \[C{{l}_{2}}+{{H}_{2}}S\to {{H}^{+}}+C{{l}^{-}}+C{{l}^{+}}+H{{S}^{-}}\](slow) \[C{{l}^{+}}+H{{S}^{-}}\to {{H}^{+}}+C{{l}^{-}}+S\](fast) B. \[{{H}_{2}}S\rightleftharpoons {{H}^{+}}+H{{S}^{-}}\] (fast equilibrium); \[C{{l}_{2}}+H{{S}^{-}}\to 2C{{l}^{-}}+{{H}^{+}}+S\](slow)
  A)
   Neither A nor B               
  done clear
  B)
   A only
  done clear
  C)
   B only                  
  done clear
  D)
   Both A and B
  done clear
  View Answer play_arrow

• question_answer80) Which of the following phenomenon occurs when a chalk stick is dipped in the ink?

  I. absorption of solvent

  II. adsorption of coloured substance

  III. absorption and adsorption both of solvent

  IV. adsorption of solvent

  A)
   I and II               
  done clear
  B)
   II and III
  done clear
  C)
   III only                
  done clear
  D)
   IV only
  done clear
  View Answer play_arrow

• question_answer81) \[Pb{{O}_{2}}+Pb\xrightarrow{{}}2PbO\,;\,{{\Delta }_{r}}G{}^\circ <0\]\[Sn{{O}_{2}}+Sn\xrightarrow{{}}2SnO;\,{{\Delta }_{r}}G{}^\circ >0\] Which oxidation states are more characteristic for lead and tin?
  A)
   For lead +4, for tin +2
  done clear
  B)
   for lead +2 , for tin +4
  done clear
  C)
   For lead +2, for tin +2
  done clear
  D)
   For lead +4, for tin +4
  done clear
  View Answer play_arrow

• question_answer82) The structure of \[I{{F}_{7}}\]is
  A)
   trigonal bipyramid
  done clear
  B)
   octahedral
  done clear
  C)
   pentagonal bipyramid
  done clear
  D)
   square pyramid
  done clear
  View Answer play_arrow

• question_answer83) The correct order of increasing bond angles in the following species is
  A)
   \[ClO_{2}^{-}<C{{l}_{2}}O<Cl{{O}_{2}}\]
  done clear
  B)
   \[C{{l}_{2}}O<Cl{{O}_{2}}<ClO_{2}^{-}\]
  done clear
  C)
   \[Cl{{O}_{2}}<C{{l}_{2}}O<ClO_{2}^{-}\]
  done clear
  D)
   \[Cl{{O}_{2}}<ClO_{2}^{-}<ClO\]
  done clear
  View Answer play_arrow

• question_answer84) In case of lanthanides, which of the following statements is not correct?
  A)
   All the members exhibit +3 oxidation state
  done clear
  B)
   Because of similar properties, the separation of lanthanoids is not easy
  done clear
  C)
   Availability of 4f electrons results in the formation of compounds in +4 state for all the members of the series
  done clear
  D)
   There is a gradual decrease in the radii of the members with increasing atomic number in the series
  done clear
  View Answer play_arrow

• question_answer85) The acidic, basic or amphoteric nature of\[M{{n}_{2}}{{O}_{7}},\]\[{{V}_{2}}{{O}_{5}}\] and\[CrO\]are respectively
  A)
   acidic, amphoteric, basic
  done clear
  B)
   acidic, acidic, basic
  done clear
  C)
   basic, amphoteric acidic
  done clear
  D)
   acidic, basic, basic
  done clear
  View Answer play_arrow

• question_answer86) The correct order of increasing reactivity of C - X bond towards nucleophile in the following compounds is \[\underset{(\text{III})}{\mathop{{{(C{{H}_{3}})}_{3}}C-X}}\,\]                \[\underset{(\text{IV})}{\mathop{{{(C{{H}_{3}})}_{3}}CH-X}}\,\]
  A)
   \[I<II<IV<III\]
  done clear
  B)
   \[III<II<IV<I\]
  done clear
  C)
   \[I<II<III<IV\]
  done clear
  D)
   \[III<IV<II<I\]
  done clear
  View Answer play_arrow

• question_answer87) Alkyl halides undergoing nucleophilic bimolecular substitution involve
  A)
   formation of carbocation
  done clear
  B)
   racemic mixture
  done clear
  C)
   inversion of configuration
  done clear
  D)
   retention of configuration
  done clear
  View Answer play_arrow

• question_answer88) Arrange these compounds in order of increasing\[{{S}_{N}}1\]reaction rate
  A)
   \[IV<II<III<I\]
  done clear
  B)
   \[I<II<III<IV\]
  done clear
  C)
   \[IV<I<III<II\]
  done clear
  D)
   \[IV<I<II<III\]
  done clear
  View Answer play_arrow

• question_answer89) \[C{{H}_{3}}-\underset{C{{H}_{3}}}{\overset{C{{H}_{3}}}{\mathop{\underset{|}{\overset{|}{\mathop{C}}}\,}}}\,-Br+C{{H}_{3}}C{{H}_{2}}OH\xrightarrow{C{{H}_{3}}C{{H}_{2}}OH}A\,(major)\]\[\xrightarrow[C{{H}_{3}}C{{H}_{2}}OH]{C{{H}_{3}}C{{H}_{2}}ONa}\,B\,(major)\] Possible products can be\[\begin{align}   & C{{H}_{3}}\underset{C{{H}_{3}}}{\overset{C{{H}_{3}}}{\mathop{\underset{|}{\overset{|}{\mathop{CO}}}\,}}}\,C{{H}_{2}}C{{H}_{3}}\,\,\,\,C{{H}_{3}}-\underset{C{{H}_{2}}}{\overset{C{{H}_{3}}}{\mathop{\underset{|}{\overset{|}{\mathop{C}}}\,}}}\, \\  & \,\,\,\,\,\,\,\,\,\,\,\begin{matrix}    I & \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,II  \\ \end{matrix} \\ \end{align}\]A and 5 can be respectively
  A)
   I, II
  done clear
  B)
   II, I                               
  done clear
  C)
   II in both cases
  done clear
  D)
   I in both cases
  done clear
  View Answer play_arrow

• question_answer90) Consider the following reaction, Which response contains all the correct statements about this process?

  (I) Dehydration

  (II) Carbon skeleton migration

  (III) \[{{E}_{2}}\]mechanism

  (IV) Most stable carbocation is formed.

  A)
   I, III                                      
  done clear
  B)
   I, II, III
  done clear
  C)
   I, II, IV                 
  done clear
  D)
   I, III, IV
  done clear
  View Answer play_arrow

• question_answer91) Scheme I; Mg / Ether / \[{{D}_{2}}O\] Scheme II; CaO / NaOD (soda lime) Which is used to replace Br by D in bromocyclohexane?
  A)
  I
  done clear
  B)
   II
  done clear
  C)
   Both I and II
  done clear
  D)
   None of the above
  done clear
  View Answer play_arrow

• question_answer92) 
  A)
   
  done clear
  B)
   
  done clear
  C)
   
  done clear
  D)
   
  done clear
  View Answer play_arrow

• question_answer93) Identify a reagent from the following list which can be easily distinguish between 1-butane and 2-butyne.
  A)
   Bromine, \[CC{{l}_{4}}\]
  done clear
  B)
   Hg Lindlars catalyst
  done clear
  C)
   Dilute \[{{H}_{2}}S{{O}_{4}},\,HgS{{O}_{4}}\]
  done clear
  D)
   Ammoniacal \[C{{u}_{2}}C{{l}_{2}}\]solution
  done clear
  View Answer play_arrow

• question_answer94) 
  A)
   \[C{{H}_{3}}\underset{C{{H}_{3}}}{\mathop{\underset{|}{\mathop{CH}}\,}}\,C{{H}_{2}}OH\]
  done clear
  B)
   \[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}C{{H}_{2}}OH\]
  done clear
  C)
   \[C{{H}_{3}}-\underset{C{{H}_{3}}}{\overset{C{{H}_{3}}}{\mathop{\underset{|}{\overset{|}{\mathop{C}}}\,}}}\,-OH\]
  done clear
  D)
   No reaction
  done clear
  View Answer play_arrow

• question_answer95) \[C{{H}_{2}}=CH\underset{OH}{\mathop{\underset{|}{\mathop{CH}}\,}}\,C{{H}_{2}}C{{H}_{2}}OH\xrightarrow[{}]{Mn{{O}_{2}}}A,\,A\,\,\text{is}\]
  A)
   \[C{{H}_{2}}=CHCOC{{H}_{2}}C{{H}_{2}}OH\]
  done clear
  B)
   \[C{{H}_{2}}=CH-\underset{OH}{\mathop{\underset{|}{\mathop{CH}}\,}}\,C{{H}_{2}}CHO\]
  done clear
  C)
   \[C{{H}_{2}}=CHCOC{{H}_{2}}CHO\]
  done clear
  D)
   \[C{{H}_{2}}=CHCOC{{H}_{2}}COOH\]
  done clear
  View Answer play_arrow

• question_answer96) \[C{{H}_{3}}\overset{O}{\mathop{\overset{|\,|}{\mathop{C}}\,}}\,C{{H}_{2}}C\equiv CH\xrightarrow{HOOH}\xrightarrow{NaN{{H}_{2}}/C{{H}_{3}}I}\]\[\xrightarrow{{{H}^{+}}}A,\,\,A\,\,\text{is}\]
  A)
   \[C{{H}_{3}}COC{{H}_{2}}C{{H}_{2}}C{{H}_{2}}C{{H}_{3}}\]
  done clear
  B)
   \[C{{H}_{2}}C{{H}_{2}}COC{{H}_{2}}C{{H}_{2}}C{{H}_{3}}\]
  done clear
  C)
   \[C{{H}_{3}}COC{{H}_{2}}C\equiv CC{{H}_{3}}\]
  done clear
  D)
   \[C{{H}_{3}}COC{{H}_{2}}HC\equiv CHC{{H}_{3}}\]
  done clear
  View Answer play_arrow

• question_answer97) How will you convert butan-2-one to propanoic acid?
  A)
   Tollens reagent
  done clear
  B)
   Fehlings solution
  done clear
  C)
   \[NaOH/{{I}_{2}}/{{H}^{+}}\]
  done clear
  D)
   \[NaOH/NaI/{{H}^{+}}\]
  done clear
  View Answer play_arrow

• question_answer98) The smallest ketone and its next homologue are reacted with \[N{{H}_{2}}OH\]to form oxime
  A)
   two different oximes are formed
  done clear
  B)
   three different oximes are formed
  done clear
  C)
   two oximes are optically active
  done clear
  D)
   all oximes are optically active
  done clear
  View Answer play_arrow

• question_answer99) Which of the following has the highest value of energy gap?
  A)
   Aluminium                        
  done clear
  B)
   Silver
  done clear
  C)
   Germanium                      
  done clear
  D)
   Diamond
  done clear
  View Answer play_arrow

• question_answer100) \[x\]grams of water is mixed in 69 g ethanol. Mole fraction of ethanol in the resultant solution is 0.6. What is the value of\[x\]in grams?
  A)
   54                         
  done clear
  B)
   36     
  done clear
  C)
   18                         
  done clear
  D)
   9
  done clear
  View Answer play_arrow

• question_answer101) Blood cells will remain as such in
  A)
   hypertonic solution
  done clear
  B)
   hypotonic solution    
  done clear
  C)
   isotonic solution        
  done clear
  D)
   None of the above
  done clear
  View Answer play_arrow

• question_answer102) Number of atoms of He in 100 u of He (atomic weight of He = 4u) are
  A)
   25                                         
  done clear
  B)
   50
  done clear
  C)
   100                                       
  done clear
  D)
   \[100\times 6\times {{10}^{-23}}\]
  done clear
  View Answer play_arrow

• question_answer103) 4.5 g of a metallic chloride contains 35.5 g of chlorine, the equivalent weight of the metal is
  A)
   19.5                      
  done clear
  B)
   35.5
  done clear
  C)
   39                                         
  done clear
  D)
   78.0
  done clear
  View Answer play_arrow

• question_answer104) Benzene diazoinum chloride on reaction with phenol in weakly basic medium gives
  A)
   diphenyl ether
  done clear
  B)
   p-hydroxy azo benzene
  done clear
  C)
   chloro benzene
  done clear
  D)
   benzene
  done clear
  View Answer play_arrow

• question_answer105) \[CHC{{l}_{3}}+{{C}_{6}}{{H}_{5}}N{{H}_{2}}+3NaOH\xrightarrow[{}]{{}}A+3B+3C\]In the above reaction, the product A is
  A)
   chlorobenzene               
  done clear
  B)
   phenyl isocyanide
  done clear
  C)
   phenyl cyanide               
  done clear
  D)
   phenyl chloride
  done clear
  View Answer play_arrow

• question_answer106) Complete hydrolysis of cellulose gives
  A)
   D- fructose                       
  done clear
  B)
   D- ribose
  done clear
  C)
   D- glucose                         
  done clear
  D)
   L- glucose
  done clear
  View Answer play_arrow

• question_answer107) Vitamin \[{{B}_{6}}\]is known as
  A)
   pyridoxin                           
  done clear
  B)
   thiamine
  done clear
  C)
   tocopherol                        
  done clear
  D)
   riboflavin
  done clear
  View Answer play_arrow

• question_answer108) The drug  is used as
  A)
   vasodilator                        
  done clear
  B)
   antacid
  done clear
  C)
   analgesics         
  done clear
  D)
   antiseptic
  done clear
  View Answer play_arrow

• question_answer109) \[{{H}_{2}}O\]is dipolar, whereas \[Be{{F}_{2}}\]is not. It is because
  A)
   the electronegativity of F is greater than that of O
  done clear
  B)
   \[{{H}_{2}}O\]involves hydrogen bonding whereas \[Be{{F}_{2}}\]is a discrete molecule
  done clear
  C)
   \[{{H}_{2}}O\]is linear and \[Be{{F}_{2}}\] is angular
  done clear
  D)
   \[{{H}_{2}}O\]is angular and \[Be{{F}_{2}}\]is linear
  done clear
  View Answer play_arrow

• question_answer110) Among the following the paramagnetic compound is
  A)
   \[N{{a}_{2}}{{O}_{2}}\]                
  done clear
  B)
   \[{{O}_{3}}\]
  done clear
  C)
   \[{{N}_{2}}O\]                 
  done clear
  D)
   \[K{{O}_{2}}\]
  done clear
  View Answer play_arrow

• question_answer111) Hydration of different ions in aqueous solution is an example of
  A)
   ion induced dipole interaction
  done clear
  B)
   dipole-dipole interaction
  done clear
  C)
   dipole-induced dipole interaction
  done clear
  D)
   ion-dipole interaction
  done clear
  View Answer play_arrow

• question_answer112) Generally, IE, increases along a period But there are some exceptions. One which is not an exception is
  A)
   N and O              
  done clear
  B)
   Na and Mg
  done clear
  C)
   Mg and AI        
  done clear
  D)
   Be and B
  done clear
  View Answer play_arrow

• question_answer113) The electron affinity values (in kJ\[mo{{l}^{-1}}\]) of three halogens X, Y, Z are respectively -349, -333 and -325.  Then X, Y and Z respectively are
  A)
   \[{{F}_{2}},\,C{{l}_{2}}\]and\[B{{r}_{2}}\]            
  done clear
  B)
   \[C{{l}_{2}},\,{{F}_{2}}\]and\[B{{r}_{2}}\]
  done clear
  C)
   \[C{{l}_{2}},\,B{{r}_{2}}\]and\[{{F}_{2}}\]            
  done clear
  D)
   \[B{{r}_{2}},\,C{{l}_{2}}\]and\[{{F}_{2}}\]
  done clear
  View Answer play_arrow

• question_answer114) According to the kinetic theory of gases, in an ideal gas, between two successive collisions a gas molecule travels
  A)
   in a circular path
  done clear
  B)
   in a wavy path
  done clear
  C)
   in a straight line path
  done clear
  D)
   with an accelerated velocity
  done clear
  View Answer play_arrow

• question_answer115) Root mean square speed of\[{{N}_{2}}(g)\]in air is \[515\,m{{s}^{-1}}.\] What is the average speed of He gas in the same air?
  A)
   \[536.8\,m{{s}^{-1}}\]                  
  done clear
  B)
   \[839.2\,m{{s}^{-1}}\]
  done clear
  C)
   \[1245.5\,m{{s}^{-1}}\]                
  done clear
  D)
   \[1255.3\,m{{s}^{-1}}\]
  done clear
  View Answer play_arrow

• question_answer116) Photochemical dissociation produces a normal oxygen atom and a oxygen atom 2.5 eV more energetic than normal one. Also the average bond energy of \[{{O}_{2}}\] into normal oxygen is 498 kJ\[mo{{l}^{-1}}\]. Determine the longest    wavelength required for photochemical decomposition of\[{{O}_{2}}\].
  A)
   126 nm               
  done clear
  B)
   175 nm
  done clear
  C)
   190 nm               
  done clear
  D)
   205 nm
  done clear
  View Answer play_arrow

• question_answer117) If \[l=3,\]what can be said about\[n?\]
  A)
   n must be less than 3
  done clear
  B)
   n must be equal to 3
  done clear
  C)
   n must be greater than 3
  done clear
  D)
   n must be equal to 4
  done clear
  View Answer play_arrow

• question_answer118) \[{{H}_{2}}(g)+2NO\,(g)\rightleftharpoons {{N}_{2}}O(g)+{{H}_{2}}O\,(g)\,;\]\[{{K}_{c}}=1.4\times {{10}^{5}}\]at \[25{}^\circ C\] If the reaction mixture contains 0.05 M\[{{H}_{2}}(g),\]\[0.02\,M\,NO\,(g),\]\[5.4\,M\,{{N}_{2}}O\,(g)\] and \[8.7\,M{{H}_{2}}O\,(g)\] at some particular moment in time then we accurately predict that
  A)
   the reaction is very close to equilibrium
  done clear
  B)
   the raction is very far to equilibrium
  done clear
  C)
   the reaction is at equilibrium
  done clear
  D)
   both the\[{{H}_{2}}(g)\]and\[NO(g)\]concentration must increase significantly to reach equilibrium
  done clear
  View Answer play_arrow

• question_answer119) A cone. aq. solution of \[{{H}_{2}}S{{O}_{4}}\] is 86% by mass and has a density of 1.78 g \[m{{L}^{-1}}\]. 50 mL of this solution is diluted to 1 L with water. What is the \[{{H}^{+}}\]ion concentration of the dilute solution in mol\[{{L}^{-1}}\]?
  A)
   0.15                      
  done clear
  B)
   0.51    
  done clear
  C)
   0.78                      
  done clear
  D)
   1.56
  done clear
  View Answer play_arrow

• question_answer120) A certain process releases 64.0 kJ of heat which is transferred to the surroundings at a constant pressure and a constant temperature of 300 K. For this process\[\Delta {{S}_{surr}}\]is
  A)
   \[64.0\text{ }KJ\]                           
  done clear
  B)
   \[-\,64.0\text{ }KJ\]
  done clear
  C)
   \[-\,213\,J{{K}^{-1}}\]                  
  done clear
  D)
   \[213\,J{{K}^{-1}}\]
  done clear
  View Answer play_arrow

• question_answer121) Iodine is obtained from the members of
  A)
   green algae
  done clear
  B)
   brown algae
  done clear
  C)
   red algae
  done clear
  D)
   blue-green algae
  done clear
  View Answer play_arrow

• question_answer122) If large quantities of domestic sewage are continuously emptied into a small stream, it leads to
  A)
   algal bloom
  done clear
  B)
   eutrophication
  done clear
  C)
   increase in temperature
  done clear
  D)
   None of these
  done clear
  View Answer play_arrow

• question_answer123) Which of the following planets is called twin of the earth
  A)
   Mars                    
  done clear
  B)
   Pluto
  done clear
  C)
   Venus                 
  done clear
  D)
   Mercury
  done clear
  View Answer play_arrow

• question_answer124) In which one of following would you except to find glyoxysomes?
  A)
   Endosperm of wheat
  done clear
  B)
   Endosperm of castor
  done clear
  C)
   Palisade cells in leaf
  done clear
  D)
   Root hair
  done clear
  View Answer play_arrow

• question_answer125) Vaccines prepeared through recombinant DNA technology are called
  A)
   First generation vaccines
  done clear
  B)
   2nd generation vaccine
  done clear
  C)
   3rd generation vaccine
  done clear
  D)
   None of above
  done clear
  View Answer play_arrow

• question_answer126) Continued exposure of vinyl chloride may cause cances of the
  A)
   Liver                    
  done clear
  B)
   WBCs
  done clear
  C)
   Lymphoid tissue             
  done clear
  D)
   Spleen
  done clear
  View Answer play_arrow

• question_answer127) Miracidium larva occurs in the life history of
  A)
   roundworm                      
  done clear
  B)
   liver fluke
  done clear
  C)
   earthworm                       
  done clear
  D)
   tapeworm
  done clear
  View Answer play_arrow

• question_answer128) Male Ascaris is differentiable from female Ascaris in
  A)
   presence of post-anal papillae
  done clear
  B)
   presence of pre-anal papillae
  done clear
  C)
   presence of penial setae
  done clear
  D)
   All of the above
  done clear
  View Answer play_arrow

• question_answer129) Penetrant, valvent and glutinant are type of
  A)
   nematocyst of Hydra
  done clear
  B)
   tentacles of Hydra
  done clear
  C)
   zooids of Obelia
  done clear
  D)
   tentacles of Obelia
  done clear
  View Answer play_arrow

• question_answer130) Which of the following enzyme is used in PCR (Polymerase Chain Reaction)?
  A)
   Taq polymerase    
  done clear
  B)
   Vent polymerase
  done clear
  C)
   Both (a) and (b)     
  done clear
  D)
   None of these
  done clear
  View Answer play_arrow

• question_answer131) A woman with straight hair marries with a man with curly hair and who is known to be heterozygous for the trait. What is the chance that their first child will have curly hair?
  A)
   No change        
  done clear
  B)
   One in two
  done clear
  C)
   It is certain                        
  done clear
  D)
   One in four
  done clear
  View Answer play_arrow

• question_answer132) Which of the following are required in minimum amount by human?
  A)
   Iron, iodine, carbon, \[Mn,\,Cu,\,{{O}_{2}}\]
  done clear
  B)
   Iron, iodine,\[Mn,\,\,Cu,\,\,Zn,\]fluorine
  done clear
  C)
   Iron, iodine, \[Mn,\,\,Zn,\]hydrogen
  done clear
  D)
   \[N,\,\,{{O}_{2}},\,\,Zn,\]fluorine
  done clear
  View Answer play_arrow

• question_answer133) Which of the following nerve of man is both sensory and motor?
  A)
   Olfactory           
  done clear
  B)
   Trigeminal
  done clear
  C)
   Optic                   
  done clear
  D)
   Auditory
  done clear
  View Answer play_arrow

• question_answer134) Highest number of antibiotics are produced by
  A)
   Bacillus               
  done clear
  B)
   Penicillium.
  done clear
  C)
   Streptomyces                  
  done clear
  D)
   Grise of ulvin
  done clear
  View Answer play_arrow

• question_answer135) Nurse tissue technique is applied in
  A)
   pollen culture                  
  done clear
  B)
   embryo culture
  done clear
  C)
   ovule culture                   
  done clear
  D)
   ovary culture
  done clear
  View Answer play_arrow

• question_answer136) The reflectivity percentage of incident light on earth is meteorologically called as
  A)
   Albedo               
  done clear
  B)
   Tornado
  done clear
  C)
   Refraction                         
  done clear
  D)
   Reradiation
  done clear
  View Answer play_arrow

• question_answer137) Eusthenopteron connects
  A)
   reptiles and birds
  done clear
  B)
   birds and mammals
  done clear
  C)
   fishes and amphibians
  done clear
  D)
   amphibians and reptiles
  done clear
  View Answer play_arrow

• question_answer138) The numbers of stomata and epidermal cells in 1 \[m{{m}^{2}}\] leaf area of lower epidermis of leaves of X, Y and Z plants are given below. Arrange the plants in decreasing order of their stomatal index.

  Cell	Number of Stomata	No. of epidermal Cells
  X	30	150
  Y	60	240
  Z	90	400

  The correct answer is
  A)
   X Y Z                     
  done clear
  B)
   Y Z X
  done clear
  C)
   Z Y X                     
  done clear
  D)
   Y X Z
  done clear
  View Answer play_arrow

• question_answer139) Which one of the following components of ecosystem comes from outside?
  A)
   Energy                
  done clear
  B)
   Oxygen
  done clear
  C)
   Insects                
  done clear
  D)
   Temperature
  done clear
  View Answer play_arrow

• question_answer140) The genome of Caenorhabiditis elgans consist of
  A)
   3 billion bp (base pair) and 30000 genes
  done clear
  B)
   12 million bp and 6000 genes
  done clear
  C)
   4.7 million bp and 4000 genes
  done clear
  D)
   97 million bp and 13000 genes
  done clear
  View Answer play_arrow

• question_answer141) Dermatogen, periblem and plerome are
  A)
   permanent tissues
  done clear
  B)
   meristematic tissues
  done clear
  C)
   intercalary tissues
  done clear
  D)
   secondary tissue .
  done clear
  View Answer play_arrow

• question_answer142) Which one is viral disease in silkworm?
  A)
   Flacherie            
  done clear
  B)
   Maggot disease
  done clear
  C)
   Muscardine                      
  done clear
  D)
   Pebrine diseases
  done clear
  View Answer play_arrow

• question_answer143) Which one is correct sequence of following events as per their discovery?

  I. Formulation of the chromosome theory of inheritence.

  II. Experiments which proved that DNA is the genetic material.

  III. Mendels law of inheritance.

  A)
   I, III and II                          
  done clear
  B)
   I, II and III
  done clear
  C)
   III, I and II                          
  done clear
  D)
   II, I and III
  done clear
  View Answer play_arrow

• question_answer144) Which of the following has more imbibition power?
  A)
   Cellulose           
  done clear
  B)
   Hemicellulose
  done clear
  C)
   Fat                        
  done clear
  D)
   Protein
  done clear
  View Answer play_arrow

• question_answer145) The structural and functional unit of the striated muscle fibre is called
  A)
   sarcolemma                     
  done clear
  B)
   sarcomere
  done clear
  C)
   sarcoplasm       
  done clear
  D)
   myofibril
  done clear
  View Answer play_arrow

• question_answer146) The fossils record of placoderms is found in the era
  A)
   Mesozoic           
  done clear
  B)
   Coenozoic
  done clear
  C)
   Archaeozoic                     
  done clear
  D)
   Palaeozoic
  done clear
  View Answer play_arrow

• question_answer147) An examples of gene silencing is
  A)
   Bt cotton           
  done clear
  B)
   trangenic rice
  done clear
  C)
   Flavr savr tomato           
  done clear
  D)
   transgenic maize
  done clear
  View Answer play_arrow

• question_answer148) How many number of reducing powers are required to synthesise one molecule of glyceraldehyde phosphate?
  A)
   9 ATP and 6 NADPH
  done clear
  B)
   3ATP and 3 NADPH
  done clear
  C)
   6 ATP and 6 NADPH
  done clear
  D)
   9 ATP and 36 NADPH
  done clear
  View Answer play_arrow

• question_answer149) Who purposed the central dogma?
  A)
   Francis Crick    
  done clear
  B)
   William Klug
  done clear
  C)
   Beadle and Tatum         
  done clear
  D)
   Watson and Crick
  done clear
  View Answer play_arrow

• question_answer150) Which of the following disease is non-cancerous?
  A)
   BPH                                      
  done clear
  B)
   Hepatitis-B virus
  done clear
  C)
   Carcinoma of testis       
  done clear
  D)
   Melanoma
  done clear
  View Answer play_arrow

• question_answer151) Fragile X syndrome is characterised by
  A)
   excessive bleeding
  done clear
  B)
   colour blindness
  done clear
  C)
   paralysis of a limb
  done clear
  D)
   mental retardation and abnormal facial appearance with large ears and long face
  done clear
  View Answer play_arrow

• question_answer152) Where can we study mitosis?
  A)
   Brain                    
  done clear
  B)
   Legs
  done clear
  C)
   Nail base           
  done clear
  D)
   Kidney
  done clear
  View Answer play_arrow

• question_answer153) The type of joints between the human skull bones is called
  A)
   cartilaginous joint          
  done clear
  B)
   hinge joint
  done clear
  C)
   fibrous joint                     
  done clear
  D)
   synovial joint
  done clear
  View Answer play_arrow

• question_answer154) Somatostatin is a hormone secreted by hypothalamus. It inhibits the excretion of
  A)
   thyroxine          
  done clear
  B)
   GH (Growth Hormone)
  done clear
  C)
   vasopressin       
  done clear
  D)
   ACTH
  done clear
  View Answer play_arrow

• question_answer155) Natural selection favours the leaf butterfly because it shows
  A)
   counter shading
  done clear
  B)
   batesian mimicry
  done clear
  C)
   mullerian mimicry
  done clear
  D)
   protective resemblance
  done clear
  View Answer play_arrow

• question_answer156) The portion of the endometrium that covers the embryo and is located between the embryo and uterine cavity is the
  A)
   deidua basalis      
  done clear
  B)
   decidua umbilicus
  done clear
  C)
   decidua capsularis 
  done clear
  D)
   decidua functionalis
  done clear
  View Answer play_arrow

• question_answer157) Duration of complete cardiac diastable is
  A)
   0.1 sec                
  done clear
  B)
   0.4 sec
  done clear
  C)
   0.3 sec                
  done clear
  D)
   0.5 sec
  done clear
  View Answer play_arrow

• question_answer158) Which of the following is not the main function of lymph glands.
  A)
   Basophil             
  done clear
  B)
   Neutrophil
  done clear
  C)
   Lymphocyte                     
  done clear
  D)
   Eosinophil
  done clear
  View Answer play_arrow

• question_answer159) Which is not connected with ficory of agening?
  A)
   Wear and tear                 
  done clear
  B)
   Neurohormonal
  done clear
  C)
   Epimorphosis                   
  done clear
  D)
   Metabolic rate
  done clear
  View Answer play_arrow

• question_answer160) Auxetic growth is seen in
  A)
   rotifers               
  done clear
  B)
   nematodes
  done clear
  C)
   funicates           
  done clear
  D)
   All of these
  done clear
  View Answer play_arrow

• question_answer161) Biolistic technique is used in
  A)
   tissue culture process
  done clear
  B)
   gene transfer process
  done clear
  C)
   hybridisation process
  done clear
  D)
   germplasm conservation process
  done clear
  View Answer play_arrow

• question_answer162) Which of the following is correctly matched?
  A)
   Iron age -Present age.
  done clear
  B)
   Bronze age - Age of agriculture, use of cloths and utensile
  done clear
  C)
   Mesolithic age - Age of tools stones and bones
  done clear
  D)
   Palaeolithic age-Age of animal husbandry language reading and write
  done clear
  View Answer play_arrow

• question_answer163) Which of the following virus spreaded through blood?
  A)
   Hepatitis-A virus
  done clear
  B)
   Hepatitis-B virus
  done clear
  C)
   Hepatitis-E virus
  done clear
  D)
   Both (a) and (b)
  done clear
  View Answer play_arrow

• question_answer164) A higher dose of alcohol may leads to
  A)
   \[C{{H}_{3}}CHO\]accumulation in liver
  done clear
  B)
   lowering of glucose level in blood
  done clear
  C)
   causes gastritis
  done clear
  D)
   All of the above
  done clear
  View Answer play_arrow

• question_answer165) Which one of the following is suitable for experiment on linkage?
  A)
   \[AA\,aa\times Aa\,BB\]
  done clear
  B)
   \[Aa\,Bb\times Aa\,Bb\]
  done clear
  C)
   \[AA\,BB\times aa\,bb\]
  done clear
  D)
   \[aaBB\times aaBB\]
  done clear
  View Answer play_arrow

• question_answer166) Surgical procedure for child birth is called
  A)
   dilation and curattage (D and C)
  done clear
  B)
   artifical rupture of membrane
  done clear
  C)
   caesarean
  done clear
  D)
   shirodkar
  done clear
  View Answer play_arrow

• question_answer167) \[\overset{\text{o}}{\mathop{\text{A}}}\,\](Angstrom) means
  A)
   \[{{10}^{-9}}m\]                             
  done clear
  B)
   \[{{10}^{-8}}m\]
  done clear
  C)
   \[{{10}^{-10}}m\]                           
  done clear
  D)
   \[{{10}^{-11}}m\]
  done clear
  View Answer play_arrow

• question_answer168) The type of arrangement of flower and mode of distribution of flower on a shoot of palm tree is
  A)
   spikelet              
  done clear
  B)
   spadix
  done clear
  C)
   spike of spikelets           
  done clear
  D)
   compound spadix
  done clear
  View Answer play_arrow

• question_answer169) The protein first hypothesis (in origin of life) is given by
  A)
   Sidney Fox                        
  done clear
  B)
   Thomas Cech
  done clear
  C)
   Cairns Smith                     
  done clear
  D)
   Sidney Altman
  done clear
  View Answer play_arrow

• question_answer170) Ozone layer is present in
  A)
   stratosphere                    
  done clear
  B)
   Troposphere
  done clear
  C)
   mesosphere                    
  done clear
  D)
   ionosphere
  done clear
  View Answer play_arrow

• question_answer171) Enzyme renin acts upon
  A)
   angiotensinogen            
  done clear
  B)
   vasodilation
  done clear
  C)
   blood pressure               
  done clear
  D)
   digestion process
  done clear
  View Answer play_arrow

• question_answer172) Types of quills (flight) feathers is/are
  A)
   filoplume          
  done clear
  B)
   remiges
  done clear
  C)
   corert                  
  done clear
  D)
   Both (b) and (c)
  done clear
  View Answer play_arrow

• question_answer173) Ischihara chart is used to detect
  A)
   eye sight           
  done clear
  B)
   colour blindness
  done clear
  C)
   diabetes           
  done clear
  D)
   tuberculosis
  done clear
  View Answer play_arrow

• question_answer174) Coelom is present between
  A)
   ectoderm and endoderm
  done clear
  B)
   mesoderm and ectoderm
  done clear
  C)
   body wall and ectoderm
  done clear
  D)
   mesoderm and endoderm
  done clear
  View Answer play_arrow

• question_answer175) The major excretory product of arthropods
  A)
   ammonia                           
  done clear
  B)
   urea
  done clear
  C)
   uric acid              
  done clear
  D)
   trimethyl oxide
  done clear
  View Answer play_arrow

• question_answer176) Structurally the amphicribal vascular bundles resemble closely to
  A)
   dictyosteles                      
  done clear
  B)
   solanosteles
  done clear
  C)
   siphonosteles                  
  done clear
  D)
   protostele
  done clear
  View Answer play_arrow

• question_answer177) In a detritus food chain detritus is broken down into form of inorganic elements by detritivore. The process of breakdown of detritus is known as
  A)
   mulching           
  done clear
  B)
   leaching
  done clear
  C)
   mineralisation                 
  done clear
  D)
   fragmentation
  done clear
  View Answer play_arrow

• question_answer178) Savannah can be defined as
  A)
   temperate forest
  done clear
  B)
   tropical forest
  done clear
  C)
   mansoon forest
  done clear
  D)
   grassland with scattered trees
  done clear
  View Answer play_arrow

• question_answer179) Which of the following statements is true for lysosome?
  A)
   Suicidal bag
  done clear
  B)
   Stain for acid phosphatase
  done clear
  C)
   Some cystolic protin contains signals directing them to lysosome
  done clear
  D)
   All of the above
  done clear
  View Answer play_arrow

• question_answer180) Match the following columns.

  	Column I		Column II
  A.	Oral contraceptives	1.	Passage of sperm is blockel
  B.	IUDs	2.	Released hormone to block ovulation
  C.	Implants/ Norplant	3.	Inhibit secretion of LH and FSH
  D.	Vasectomy	4.	Prevent fertillisation implantation of embryo

  Codes
  A)
                  A-4         A-3         A-1         A-2
  done clear
  B)
                  B-3         B-4         B-2         B-1
  done clear
  C)
                  C-3         C-4         C-1         C-2
  done clear
  D)
                  D-3         D-2         D-5         D-1
  done clear
  View Answer play_arrow

• question_answer181) The holidays for the banks are declared as per
  A)
   Reserve Bank Act
  done clear
  B)
   Banking Regulation Act
  done clear
  C)
   Negotiable Instruments Act
  done clear
  D)
   Companies Act
  done clear
  View Answer play_arrow

• question_answer182) The primary sector includes all of the following, except
  A)
   forestry             
  done clear
  B)
   manufacturing
  done clear
  C)
   mining                
  done clear
  D)
   agriculture
  done clear
  View Answer play_arrow

• question_answer183) Planning commission of India is
  A)
   a constitutional body
  done clear
  B)
   an independent and autonomous body
  done clear
  C)
   a statutory body
  done clear
  D)
   a non-statutory body
  done clear
  View Answer play_arrow

• question_answer184) Which of the following is not covered under the monetary and credit policy of RBI?
  A)
   Bank Rate
  done clear
  B)
   Repo Rate
  done clear
  C)
   Cash Reserve Ratio
  done clear
  D)
   Exchange rate of Foreign currencies
  done clear
  View Answer play_arrow

• question_answer185) Which of the following is associated with white Revolution in India?
  A)
   Dadabhai Naoroji           
  done clear
  B)
   Verghese kurien
  done clear
  C)
   Spencer Hatch                 
  done clear
  D)
   MS Swaminathan
  done clear
  View Answer play_arrow

• question_answer186) During the time of which Mughal Emperor did the English East India Company established its first factory in India?
  A)
   Akbar                  
  done clear
  B)
   Jahangir
  done clear
  C)
   Shahjahan                         
  done clear
  D)
   Aurangzeb
  done clear
  View Answer play_arrow

• question_answer187) What is the local name of Mohenjodaro?
  A)
   Mound of the Dead 
  done clear
  B)
   Mound of the Great
  done clear
  C)
   Mound of the Living
  done clear
  D)
   Mount of the Sun
  done clear
  View Answer play_arrow

• question_answer188) Which one of the following planets has largest number of natural satellites or Moons?
  A)
   Jupitor                
  done clear
  B)
   Mars
  done clear
  C)
   Saturn                 
  done clear
  D)
   Venus
  done clear
  View Answer play_arrow

• question_answer189) By which name does the Brahmaputra river enter into India?
  A)
   Manas                                
  done clear
  B)
   Dhansiri
  done clear
  C)
   Dihang                
  done clear
  D)
   Tsangpo
  done clear
  View Answer play_arrow

• question_answer190) Mullaperiyar dom whose safety has been a matter of concern is a dispute between
  A)
   Tamil Nadu and Andhra Pradesh
  done clear
  B)
   Karnataka and Kerala
  done clear
  C)
   Tamil Nadu and Kerala
  done clear
  D)
   Tamil Nadu and Karnataka
  done clear
  View Answer play_arrow

• question_answer191) Maps on large-scale, representing both natural and man-made features are called
  A)
   Topographic maps         
  done clear
  B)
   Thematic maps
  done clear
  C)
   Atlas maps                        
  done clear
  D)
   Wall maps
  done clear
  View Answer play_arrow

• question_answer192) Blood group was discovered by
  A)
   Pavlov                 
  done clear
  B)
   Alexander Fleming
  done clear
  C)
   William Harvey                
  done clear
  D)
   Landsteiner
  done clear
  View Answer play_arrow

• question_answer193) The enzyme that converts glucose to ethyl alcohol is
  A)
   diastase             
  done clear
  B)
   zymase
  done clear
  C)
   maltase              
  done clear
  D)
   invertase
  done clear
  View Answer play_arrow

• question_answer194) Chromosomes consist of
  A)
   DNA and lipids                 
  done clear
  B)
   RNA and amino acids
  done clear
  C)
   RNA and sugar     
  done clear
  D)
   DNA and proteins
  done clear
  View Answer play_arrow

• question_answer195) Which of the metals causes Itai-Itai disease?
  A)
   Cobalt                 
  done clear
  B)
   Copper
  done clear
  C)
   Chromium         
  done clear
  D)
   Cadmium
  done clear
  View Answer play_arrow

• question_answer196) Which of the following is known as graveyard of RBCs?
  A)
   Spleen                
  done clear
  B)
   Liver
  done clear
  C)
   Bone marrow                  
  done clear
  D)
   Appendix
  done clear
  View Answer play_arrow

• question_answer197) The anti-malarial drug quinine is made from a plant. The plant is
  A)
   neem                  
  done clear
  B)
   eucalyptus
  done clear
  C)
   cinvamon         
  done clear
  D)
   cinchona
  done clear
  View Answer play_arrow

• question_answer198) Conversion of chemical energy info electrical energy occur in
  A)
   atomic bombs                 
  done clear
  B)
   electric heaters
  done clear
  C)
   battery               
  done clear
  D)
   dynamo
  done clear
  View Answer play_arrow

• question_answer199) A water tank appears shallower when it is viewed from top due to
  A)
   rectilinear propagation of light
  done clear
  B)
   reflection 
  done clear
  C)
   total internal reflection
  done clear
  D)
   refraction
  done clear
  View Answer play_arrow

• question_answer200) Non-stick cooking utensils are coated with
  A)
   polystyrene                      
  done clear
  B)
   polyvinyl chloride
  done clear
  C)
   black point                        
  done clear
  D)
   Teflon
  done clear
  View Answer play_arrow

• question_answer201) The scientist who first discovered that the Earth revolves round the Sun was
  A)
   Newton            
  done clear
  B)
   Dalton
  done clear
  C)
   Copernicus                       
  done clear
  D)
   Eistein
  done clear
  View Answer play_arrow

• question_answer202) What is correcting errors in a programme called?
  A)
   Compiling         
  done clear
  B)
   Debugging
  done clear
  C)
   Grinding             
  done clear
  D)
   Interpreting
  done clear
  View Answer play_arrow

• question_answer203) The set of instructions which tells a computer what to do is called
  A)
   matter                
  done clear
  B)
   instructor
  done clear
  C)
   compiler            
  done clear
  D)
   Programme
  done clear
  View Answer play_arrow

• question_answer204) Which was mainly responsible for the Bhopal Mishap in 1984?
  A)
   Methyl Isocyanate        
  done clear
  B)
   Carbon di oxide
  done clear
  C)
   Ammonia         
  done clear
  D)
   Carbon monoxide
  done clear
  View Answer play_arrow

• question_answer205) Glycol is added to aviation gasoline because it
  A)
   prevents freezing of petrol
  done clear
  B)
   reduces consumption of petrol
  done clear
  C)
   reduces evaporation of petrol
  done clear
  D)
   increase efficiency of petrol
  done clear
  View Answer play_arrow

• question_answer206) Which one of the following is used as a moderator in a nucler reactor?
  A)
   Radium               
  done clear
  B)
   Ordinary water
  done clear
  C)
   Thorium             
  done clear
  D)
   Heavy water
  done clear
  View Answer play_arrow

• question_answer207) Global warming is a consequences of
  A)
   radioactive fall out   
  done clear
  B)
   ozone depletion
  done clear
  C)
   green house effect 1    
  done clear
  D)
   acid rain
  done clear
  View Answer play_arrow

• question_answer208) Acid rain is due to air pollution by
  A)
   carbon d ioxide
  done clear
  B)
   carbon monoxide
  done clear
  C)
   methane
  done clear
  D)
   nitrous oxide and sulphur dioxide
  done clear
  View Answer play_arrow

• question_answer209) The concept of carbon credit originated from which one of the following?
  A)
   Kyoto protocol                
  done clear
  B)
   Earth summit
  done clear
  C)
   Martreal protocol          
  done clear
  D)
   G-8 summit
  done clear
  View Answer play_arrow

• question_answer210) A person well known as father Terasa is
  A)
   Aryaratne         
  done clear
  B)
   Gerhard Fischer
  done clear
  C)
   Abdul Sattar Edhi           
  done clear
  D)
   Baba Amte
  done clear
  View Answer play_arrow

• question_answer211) The larest biogas plant of the world was inaugurated in
  A)
   USA                     
  done clear
  B)
   Ireland
  done clear
  C)
   Finland                               
  done clear
  D)
   Germany
  done clear
  View Answer play_arrow

• question_answer212) The correct sequence order of the most polulous countries of the world is
  A)
   China, India, USA, Brazil, Indonesia
  done clear
  B)
   China, India, Brazil, Indonesia, USA
  done clear
  C)
   China, India, Indonesia, USA, Brazil
  done clear
  D)
   China, India, USA, Indonesia, Brazil
  done clear
  View Answer play_arrow

• question_answer213) Who is the author of the book My life?
  A)
   Hillary Clinton                  
  done clear
  B)
   Bill Clinton
  done clear
  C)
   The Dalai Lama                
  done clear
  D)
   Imran Khan
  done clear
  View Answer play_arrow

• question_answer214) The Headquarter of European union is lituated in
  A)
   England              
  done clear
  B)
   Germany
  done clear
  C)
   France                
  done clear
  D)
   Belgium
  done clear
  View Answer play_arrow

• question_answer215) The Cannes award is given for excellence in which of the following fields?
  A)
   Films                    
  done clear
  B)
   Journalism
  done clear
  C)
   Economics        
  done clear
  D)
   Literature
  done clear
  View Answer play_arrow

• question_answer216) The inaugural world Test Cricket Championship will take place in 2017 in
  A)
   England and Wales
  done clear
  B)
   West Indies
  done clear
  C)
   Australia
  done clear
  D)
   India, Sri Lanka and Pakistan
  done clear
  View Answer play_arrow

• question_answer217) Intensity of an earthquake is measured with
  A)
   Barometer                        
  done clear
  B)
   Hydrometer
  done clear
  C)
   Polygraph         
  done clear
  D)
   Seismograph
  done clear
  View Answer play_arrow

• question_answer218) Sushil kumar won the medal at London Olympic event is a famous
  A)
   Table tennis player
  done clear
  B)
   Wrestling champion
  done clear
  C)
   Golf player
  done clear
  D)
   None of the above
  done clear
  View Answer play_arrow

• question_answer219) UN International day for natural disaster reduction is observed on
  A)
   6th July               
  done clear
  B)
   15th September
  done clear
  C)
   13th October                   
  done clear
  D)
   18th November
  done clear
  View Answer play_arrow

• question_answer220) As per census 2011, the sex ratio of India is
  A)
   940                       
  done clear
  B)
   933    
  done clear
  C)
   927                       
  done clear
  D)
   937
  done clear
  View Answer play_arrow

• question_answer221) The President of Indian National Congress at the time of partition of India was
  A)
   C. Rajagopalachari         
  done clear
  B)
   JB Kriplani
  done clear
  C)
   Jawaharlal Nehru           
  done clear
  D)
   None of these
  done clear
  View Answer play_arrow

• question_answer222) Article 368 of the Indian Constitution provides
  A)
   Financial emergency
  done clear
  B)
   UPSC
  done clear
  C)
   Amendment to the constitution
  done clear
  D)
   Local government
  done clear
  View Answer play_arrow

• question_answer223) The Right to Information Act of Parliament received the assent of the President of India on
  A)
   15th may, 2005                
  done clear
  B)
   5th June, 2005
  done clear
  C)
   15th June, 2005               
  done clear
  D)
   12th October, 2005
  done clear
  View Answer play_arrow

• question_answer224) The number of Anglo Indians who can be hominated by the President to the Lok Sabha is
  A)
   2                            
  done clear
  B)
   3       
  done clear
  C)
   4                            
  done clear
  D)
   5
  done clear
  View Answer play_arrow

• question_answer225) Devaluation of currency helps in promoting
  A)
   imports              
  done clear
  B)
   exports
  done clear
  C)
   tourism              
  done clear
  D)
   national income
  done clear
  View Answer play_arrow

• question_answer226) 2018 FIFA World Cup would be held in
  A)
   France                
  done clear
  B)
   Russia
  done clear
  C)
   Qatar                   
  done clear
  D)
   Netherlands
  done clear
  View Answer play_arrow

• question_answer227) Insufficient blood supply in the human body is referred to as
  A)
   Hemostasis                       
  done clear
  B)
   Haemorrhage
  done clear
  C)
   Ischaemia          
  done clear
  D)
   Hypermesia
  done clear
  View Answer play_arrow

• question_answer228) What percentage does the Indian population comprile in the world?
  A)
   17.00 %               
  done clear
  B)
   16.31 %
  done clear
  C)
   17.31 %               
  done clear
  D)
   16.25 %
  done clear
  View Answer play_arrow

• question_answer229) Which one among the following gases readily combines with the haemoglobin of the blood?
  A)
   Methane
  done clear
  B)
   Nitrogen dioxide
  done clear
  C)
   Carbon monoxide
  done clear
  D)
   Sulphur dioxide
  done clear
  View Answer play_arrow

• question_answer230) Human blood is a viscous fluid. This visocity is due to
  A)
   protains in blood    
  done clear
  B)
   platelets in plasma
  done clear
  C)
   sodium in serum    
  done clear
  D)
   RB and WBC in blood
  done clear
  View Answer play_arrow

• question_answer231) Who translated Ramayan into Persian in accordance with the wishes of Akbar?
  A)
   Abul Fazl
  done clear
  B)
   Faizi
  done clear
  C)
   Abdul Qadir Badami
  done clear
  D)
   Abdur-Rahim Khan-I-Khanna
  done clear
  View Answer play_arrow

• question_answer232) With which of the following movements is Arun Asaf Ali associated?
  A)
   Non-cooperation movement
  done clear
  B)
   Civil Disobedient movement
  done clear
  C)
   Individual Satyagraha
  done clear
  D)
   Quit India Movement
  done clear
  View Answer play_arrow

• question_answer233) Who is competent to dissolve the Rajya Sabha?
  A)
   Chairman of Rajya Sabha
  done clear
  B)
   The President
  done clear
  C)
   The joint-Session of Parliament
  done clear
  D)
   None of the above           
  done clear
  View Answer play_arrow

• question_answer234) The 9th schedule to the Indian Constitution was added by
  A)
   First Amendment
  done clear
  B)
   Eighth Amendment
  done clear
  C)
   North Amendment
  done clear
  D)
   Forty Second Amendment
  done clear
  View Answer play_arrow

• question_answer235) The largest planet in our Solar System is
  A)
   Mars                    
  done clear
  B)
   Jupiter
  done clear
  C)
   Saturh                                 
  done clear
  D)
   Butterfly
  done clear
  View Answer play_arrow

• question_answer236) The highest grade and best quality coal is
  A)
   Lignite                 
  done clear
  B)
   Peat
  done clear
  C)
   Bituminous                       
  done clear
  D)
   Anthracite
  done clear
  View Answer play_arrow

• question_answer237) Which one of the following longitudes determines the Indian standard time?
  A)
   \[85.5{}^\circ E\]                            
  done clear
  B)
   \[86.5{}^\circ E\]
  done clear
  C)
   \[84.5{}^\circ E\]                            
  done clear
  D)
   \[82.5{}^\circ E\]
  done clear
  View Answer play_arrow

• question_answer238) Which of the following is a land locked state?
  A)
   Gujarat               
  done clear
  B)
   Andhra Pradesh
  done clear
  C)
   Madhya Pradesh            
  done clear
  D)
   Tamil Nadu
  done clear
  View Answer play_arrow

• question_answer239) Ctrl shift and alt are called .... keys.
  A)
   modifier             
  done clear
  B)
   function
  done clear
  C)
   alphanumeric                  
  done clear
  D)
   adjustment
  done clear
  View Answer play_arrow

• question_answer240) Storage which stores or retains data after power off is called
  A)
   volatile storage
  done clear
  B)
   none-volatile storage
  done clear
  C)
   sequential storage
  done clear
  D)
   direct storage
  done clear
  View Answer play_arrow

• question_answer241) Study of disease like cancer is called
  A)
   osteology                          
  done clear
  B)
   oncology
  done clear
  C)
   karyology          
  done clear
  D)
   nephrology
  done clear
  View Answer play_arrow

• question_answer242) Bile is stored in
  A)
   mouth                
  done clear
  B)
   liver
  done clear
  C)
   gallbladder                        
  done clear
  D)
   stomach
  done clear
  View Answer play_arrow

• question_answer243) Alpha-Keratin is a protein, present in
  A)
   blood                  
  done clear
  B)
   sakin   
  done clear
  C)
   lymph                                 
  done clear
  D)
   egg
  done clear
  View Answer play_arrow

• question_answer244) Atomic power plant works on the principle of
  A)
   fission
  done clear
  B)
   fusion
  done clear
  C)
   thermal combustion
  done clear
  D)
   All of the above
  done clear
  View Answer play_arrow

• question_answer245) Cylindrical lens is used by a person suffering from
  A)
   astigmatism                      
  done clear
  B)
   myopia
  done clear
  C)
   hypermetropia               
  done clear
  D)
   presbyopia
  done clear
  View Answer play_arrow

• question_answer246) The chemical used as a fixer in photography is
  A)
   sodium sulphate
  done clear
  B)
   sodium thiosulphate
  done clear
  C)
   ammonium persulphate
  done clear
  D)
   borax
  done clear
  View Answer play_arrow

• question_answer247) Higher concentration of nitrogen di oxide in atmosphere air causes
  A)
   cancer                 
  done clear
  B)
   bronchitis
  done clear
  C)
   asphyxiation                    
  done clear
  D)
   corrosion
  done clear
  View Answer play_arrow

• question_answer248) The first woman to become a Chief Minister of any state in India was.....
  A)
   Nandini Satpathy           
  done clear
  B)
   Dr J. Jayalalitha
  done clear
  C)
   Sucheta kriplani              
  done clear
  D)
   Mayawati
  done clear
  View Answer play_arrow

• question_answer249) CBDT stands for
  A)
   continued test Ban treaty
  done clear
  B)
   continued test based treatments
  done clear
  C)
   comprehensive test ban treaty
  done clear
  D)
   commerical test based tariff
  done clear
  View Answer play_arrow

• question_answer250) Where is the Central Food Technology Research Institute situated?
  A)
   Delhi                    
  done clear
  B)
   Agara
  done clear
  C)
   Ahmadabad                     
  done clear
  D)
   Mysore
  done clear
  View Answer play_arrow

• question_answer251) When did WHO (World Health Organisation) come into force on
  A)
   6th April, 1948                 
  done clear
  B)
   7th April, 1948
  done clear
  C)
   10th April, 1948               
  done clear
  D)
   26th April, 1948
  done clear
  View Answer play_arrow

• question_answer252) Which one of the following is the biggest flower in the world?
  A)
   Sun flower                        
  done clear
  B)
   Lotus
  done clear
  C)
   Gleory Lily                         
  done clear
  D)
   Rafflesia
  done clear
  View Answer play_arrow

• question_answer253) Palk strait connects India to
  A)
   Sri Lanka            
  done clear
  B)
   Pakistan
  done clear
  C)
   Myanmar          
  done clear
  D)
   None of these
  done clear
  View Answer play_arrow

• question_answer254) Who is the 158th member of WTO?
  A)
   Russia                 
  done clear
  B)
   Vanuatu
  done clear
  C)
   Laos                     
  done clear
  D)
   Australia
  done clear
  View Answer play_arrow

• question_answer255) Lok Sabha passed the National Food Security Bill 2013 on
  A)
   22rd August, 2013          
  done clear
  B)
   23rd August, 2013
  done clear
  C)
   26th August, 2013          
  done clear
  D)
   27th August, 2013
  done clear
  View Answer play_arrow

• question_answer256) Direction: Select the related word from the given alternative. Botany : Plants :: Entomology?
  A)
   Insects                                
  done clear
  B)
   Snakes
  done clear
  C)
   Birds                    
  done clear
  D)
   Germs
  done clear
  View Answer play_arrow

• question_answer257) Arrange the following words according to English dictionary.

  (i) Billian

  (ii) Bifurcate

  (iii) Bilateral

  (iv) Bilirubin

  A)
  i, ii, iii, iv                               
  done clear
  B)
   iv, iii, ii, i
  done clear
  C)
   ii, iii, i, iv                              
  done clear
  D)
   ii, iii, iv, i
  done clear
  View Answer play_arrow

• question_answer258) Which one set of letters when sequentially placed at the gaps in the given letters series shall complete it? cccbb_aa_ccbbbaa_c
  A)
   acbc                     
  done clear
  B)
   baca  
  done clear
  C)
   baba                    
  done clear
  D)
   acba
  done clear
  View Answer play_arrow

• question_answer259) Find the wrong number in the given series. 5, 27, 61, 122, 213, 340, 509
  A)
   27                                         
  done clear
  B)
   61
  done clear
  C)
   122                                       
  done clear
  D)
   509
  done clear
  View Answer play_arrow

• question_answer260) Pointing to a man in a photograph, a woman said, His brothers father is the only son n my grandfather. How is the woman relate to the man in the photograph?
  A)
   Mother              
  done clear
  B)
   Aunt
  done clear
  C)
   Sister      
  done clear
  D)
   Daughter
  done clear
  View Answer play_arrow

• question_answer261) In an examination, Raju got more marks than Mukesh but not as many as Priya. Priya got more marks than Gaurav and Kavita. Gaurav got less marks than Mukesh but his marks are not the lowest in the group. Who is second in the descending order of marks?
  A)
   Priya                    
  done clear
  B)
   Kavita  
  done clear
  C)
   Raju                     
  done clear
  D)
   Gaurav
  done clear
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• question_answer262) From the given alternatives, select the word which cannot be formed using the letters of the given word. TRANSLATION
  A)
   NATION             
  done clear
  B)
   RATION
  done clear
  C)
   TRANSIT             
  done clear
  D)
   TRANSMIT
  done clear
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• question_answer263) Directions: Select the missing number from the given responses.
  A)
   1                                            
  done clear
  B)
   26
  done clear
  C)
   39                         
  done clear
  D)
   45
  done clear
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• question_answer264) Directions: Select the missing number from the given responses.

  64	36	2
  81	25	4
  144	16	?

  A)
   6                            
  done clear
  B)
   8
  done clear
  C)
   3                                            
  done clear
  D)
   16
  done clear
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• question_answer265) A man walks northwards and then turns left, then turns right and then left. In which direction is he moving now?
  A)
   West                   
  done clear
  B)
   North
  done clear
  C)
   East                      
  done clear
  D)
   South
  done clear
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• question_answer266) Ashish walked 50 m towards East and took a right turn and walked 40 m. He again took a right turn and walked 50 m. How for is he from the starting point?
  A)
   10 m                    
  done clear
  B)
   25 m
  done clear
  C)
   30 m                    
  done clear
  D)
   40 m
  done clear
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• question_answer267) Two statements are given followed by two conclusions I and II. You have to consider the statements to be true even if they seem to be at variance from commonly known facts. You are to decide which of the given conclusions, if any follow from the given statements. Indicate your answer.

  Statements All the organised persons find time for rest. Sunita, inspite of her very busy schedule, finds time for rest.

  Conclusions I. Sunita is an organised person

  II. Sunita is an industrious person.

  A)
   Only conclusion I follows
  done clear
  B)
   Only conclusion II follows
  done clear
  C)
   Neither conclusion I nor II follows
  done clear
  D)
   Both conclusions I and II follow
  done clear
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• question_answer268) Which answer figure will complete the pattern in the question figure? Question Figures Answer Figures
  A)
  
  done clear
  B)
  
  done clear
  C)
  
  done clear
  D)
  
  done clear
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• question_answer269) A piece of paper is folded and cut as shown below in the question figures. From the given figures, indicate how it will appear when opened? Question Figures Answer Figures
  A)
  
  done clear
  B)
  
  done clear
  C)
  
  done clear
  D)
  
  done clear
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• question_answer270) Which of the answer figure is exactly the mirror image of the given figure, when the mirror is held on the line AB? Question Figures Answer Figures
  A)
  
  done clear
  B)
  
  done clear
  C)
  
  done clear
  D)
  
  done clear
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• question_answer271) Directions: Some parts of the sentence have errors and some are correct. Find out which part of a sentence has an error corresponding to the appropriate option (a), (b) and (c). If a sentence is free from errors, mark the answer (d)
  A)
   We requested the watchman
  done clear
  B)
   / to clean up the basement
  done clear
  C)
  / so that the children had enough space to play.
  done clear
  D)
  /No error
  done clear
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• question_answer272) Directions: Some parts of the sentence have errors and some are correct. Find out which part of a sentence has an error corresponding to the appropriate option (a), (b) and (c). If a sentence is free from errors, mark the answer (d)
  A)
   Last night I dream 
  done clear
  B)
  /I was a sheikh on the 169th floor  
  done clear
  C)
  / of burj khalifa 
  done clear
  D)
  /No error
  done clear
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• question_answer273) Directions: Out of the four alternatives, choose the one which best expresses the meaning of the given word and mark it in the answer sheet. Benevolent
  A)
   Beneficial          
  done clear
  B)
   Kind
  done clear
  C)
   Helpful               
  done clear
  D)
   Supportive
  done clear
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• question_answer274) Directions: Out of the four alternatives, choose the one which best expresses the meaning of the given word and mark it in the answer sheet. Ancestors
  A)
   Extinct tribes                    
  done clear
  B)
   Relatives
  done clear
  C)
   Forefathers                      
  done clear
  D)
   Old people
  done clear
  View Answer play_arrow

• question_answer275) Directions: Out of the four alternatives, choose the one which best expresses the meaning of the given word and mark it in the answer sheet. Meek
  A)
   Light hearted                   
  done clear
  B)
   Serious
  done clear
  C)
   Submissive                       
  done clear
  D)
   Benign
  done clear
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• question_answer276) Directions: Choose the word opposite in meaning to the given word and mark it in the answer sheet. Accomplish
  A)
   Fail                                       
  done clear
  B)
   Improper
  done clear
  C)
   Disagreeable                    
  done clear
  D)
   Scatter
  done clear
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• question_answer277) Directions: Choose the word opposite in meaning to the given word and mark it in the answer sheet. Famous
  A)
  Obscure              
  done clear
  B)
   Eminent
  done clear
  C)
   Lenient               
  done clear
  D)
   Fabulous
  done clear
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• question_answer278) Directions: Four alternatives are given for the idiom/phrase. Choose the alternative which best expresses the meaning of the idiom/phrase and mark it in answer sheet. To take to heart
  A)
   to be encouraged          
  done clear
  B)
   to grieve over
  done clear
  C)
   to like                                  
  done clear
  D)
   to hate
  done clear
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• question_answer279) Directions: Four alternatives are given for the idiom/phrase. Choose the alternative which best expresses the meaning of the idiom/phrase and mark it in answer sheet. Yeomans service
  A)
   medical help                    
  done clear
  B)
   excellent work
  done clear
  C)
   social work                        
  done clear
  D)
   hard work
  done clear
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• question_answer280) Directions: A part of the sentence is underlined which may need improvement. Alternatives are given as (a), (b) and ()c below, which may be better option. In case no improvement is need your answer is (d). John is wearing his jacket as it is very cold.
  A)
   taking on          
  done clear
  B)
   getting on
  done clear
  C)
   putting on                         
  done clear
  D)
   No improvement
  done clear
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• question_answer281) Directions: A part of the sentence is underlined which may need improvement. Alternatives are given as (a), (b) and (c) below, which may be better option. In case no improvement is need your answer is (d). The host offered me tea but I denied it
  A)
   refused              
  done clear
  B)
   said no
  done clear
  C)
   rejected             
  done clear
  D)
   No improvement
  done clear
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• question_answer282) Directions: Out of the four alternatives, choose the one which can be substituted for the given words/sentence. Instrument to measure atmospheric pressure
  A)
   metronometer               
  done clear
  B)
   compass
  done clear
  C)
   pedometer                       
  done clear
  D)
   barometer
  done clear
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• question_answer283) Directions: Out of the four alternatives, choose the one which can be substituted for the given words/sentence. Belonging to all parts of the world
  A)
   common           
  done clear
  B)
   universal
  done clear
  C)
   worldly               
  done clear
  D)
   international
  done clear
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• question_answer284) Directions: In the following questions, group of four words an given. In each group, one word is correctly spelt. Find the correctly spelt word and mark it in the answer sheet. In the following questions, group of four words an given. In each group, one word is correctly spelt. Find the correctly spelt word and mark it in the answer sheet.
  A)
   Onvelope                          
  done clear
  B)
   Envelope
  done clear
  C)
   Envalope          
  done clear
  D)
   Envelop 
  done clear
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• question_answer285) Directions: In the following questions, group of four words an given. In each group, one word is correctly spelt. Find the correctly spelt word and mark it in the answer sheet. In the following questions, group of four words an given. In each group, one word is correctly spelt. Find the correctly spelt word and mark it in the answer sheet.
  A)
   Comitee                             
  done clear
  B)
   Committee  
  done clear
  C)
   Committie                         
  done clear
  D)
   Committee
  done clear
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• question_answer286) The average of seven consecutive numbers is 20. The largest of these numbers is
  A)
   21                         
  done clear
  B)
   22     
  done clear
  C)
   23                         
  done clear
  D)
   24
  done clear
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• question_answer287) The greatest among the numbers\[\sqrt[3]{4},\sqrt{2},\sqrt[6]{3},\sqrt[4]{5}\]
  A)
   \[\sqrt[3]{4}\]                                 
  done clear
  B)
   \[\sqrt{2}\]
  done clear
  C)
   \[\sqrt[6]{3}\]                                 
  done clear
  D)
   \[\sqrt[4]{5}\]
  done clear
  View Answer play_arrow

• question_answer288) One-fifth a number is equal to\[\frac{5}{8}\]of another number. If 35 is added to the first number, it becomes four times of the second number, The second number is
  A)
   25                                         
  done clear
  B)
   40
  done clear
  C)
   70                                         
  done clear
  D)
   125
  done clear
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• question_answer289) In dividing a certain number by 342, we get 47 as remainder of the same number is divided by 18, what will be the remainder?
  A)
   11                                         
  done clear
  B)
   13
  done clear
  C)
   17                                         
  done clear
  D)
   19
  done clear
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• question_answer290) The least number which when divided by 5, 6, 7 and 8 leaves a remainder 3 but when divided by 9 leaves no remainder, is
  A)
   1677                                     
  done clear
  B)
   1683
  done clear
  C)
   2523                                     
  done clear
  D)
   3363
  done clear
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• question_answer291) Sakshi can do a piece of work in 20 days. Tanya is 25% more efficient than Sakshi. The number of days taken by Tanya to do the same piece of work is
  A)
   15                                         
  done clear
  B)
   16
  done clear
  C)
   18                         
  done clear
  D)
   25
  done clear
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• question_answer292) The price of a VCR is marked at Rs. 12000. If successive discounts of 15%, 10% and 5% be allowed, then at what price does a customer buy it?
  A)
   Rs. 8400              
  done clear
  B)
   Rs. 8721
  done clear
  C)
   Rs. 8856              
  done clear
  D)
   Rs. 8850
  done clear
  View Answer play_arrow

• question_answer293) Ram bought a refrigerator with 5% discount on the labelled price. Had he bought it with 20% discount, he would have saved Rs. 1500. At what price did he buy the refrigerator?
  A)
   Rs. 10000          
  done clear
  B)
   Rs. 9000
  done clear
  C)
   Rs. 8000              
  done clear
  D)
   Rs. 9500
  done clear
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• question_answer294) If \[\frac{x+y}{x-y}=\frac{5}{2},\]then value of\[\frac{x}{y}\]is
  A)
   \[\frac{3}{8}\]                                  
  done clear
  B)
   \[\frac{8}{3}\]
  done clear
  C)
   \[\frac{5}{3}\]                                  
  done clear
  D)
   \[\frac{3}{5}\]
  done clear
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• question_answer295) A vendor bought toffees at 6 for a rupee. How many for a rupee must he sell to gain 20%?
  A)
   3                            
  done clear
  B)
   4       
  done clear
  C)
   5                            
  done clear
  D)
   6
  done clear
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• question_answer296) If the selling price of 50 articles is equal to the cost price of 40 articles, then the loss or gain per cent is
  A)
   20% loss             
  done clear
  B)
   20% gain
  done clear
  C)
   25% loss             
  done clear
  D)
   25% gain
  done clear
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• question_answer297) The ratio of the incomes of A and B is 5 : 4 and the ratio of their expenditures is 3 :2. If at the end of the year, each saves Rs. 1600, then the income of A is
  A)
   Rs. 3400              
  done clear
  B)
   Rs. 3600
  done clear
  C)
   Rs. 4000              
  done clear
  D)
   Rs. 4400
  done clear
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• question_answer298) Zinc and copper are melted together in the ratio 9 : 11. What is the weight of melted mixture, if 28.8kg of zinc has been consumed in it?
  A)
   58 kg                    
  done clear
  B)
   60 kg
  done clear
  C)
   64 kg                    
  done clear
  D)
   70 kg
  done clear
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• question_answer299) In a stream running at 2 km/h, a motorboat goes 6 km upstream and back again to the starting point in 33 min. Find the speed of the motorboat in still water.
  A)
   11 km/h             
  done clear
  B)
   22 km/h
  done clear
  C)
   12 km/h             
  done clear
  D)
   20 km/h
  done clear
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• question_answer300) The difference between the compound interest and simple interest on a certain sum of money for 3yr at \[6\frac{2}{3}%\]per annum is 3 Rs. 184, then what is the sum?
  A)
   Rs. 13500           
  done clear
  B)
   Rs. 12500
  done clear
  C)
   Rs. 11500           
  done clear
  D)
   Rs. 10500
  done clear
  View Answer play_arrow