Solved papers for AIIMS AIIMS Solved Paper-2009

done AIIMS Solved Paper-2009 Total Questions - 195

• question_answer1) The equation \[y=4+2\sin \left( 6t-3x \right)\] represents a wave motion. Then wave speed and amplitude, respectively are
  A)
  wave speed 1 unit, amplitude 6 unit
  done clear
  B)
  wave speed 2 unit, amplitude 2 unit
  done clear
  C)
  wave speed 4 unit, amplitude 1/2 unit
  done clear
  D)
  wave speed 1/2 unit, amplitude 5 unit
  done clear
  View Answer play_arrow

• question_answer2) A closed organ pipe of length 1.2 m vibrates in its first overtone mode. The pressure variation is maximum at
  A)
  0.4 m from the open end
  done clear
  B)
  0.4 m from the closed end
  done clear
  C)
  Both (a) and (b)
  done clear
  D)
  0.8 m from the open end
  done clear
  View Answer play_arrow

• question_answer3) The ratio of intensities between two coherent sound sources is 4 : 1. The difference of loudness in decibels between maximum and minimum intensities, when they interfere in space, is
  A)
  10 log 2                                
  done clear
  B)
  20 log 3
  done clear
  C)
        10 log 3                
  done clear
  D)
        20 log 2
  done clear
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• question_answer4) A conducting rod of length \[l\]and mass m is moving down a smooth inclined plane of inclination 6 with constant velocity v. A current i is flowing in the conductor in a direction perpendicular to paper inwards. A vertically upwards magnetic field \[\mathbf{\vec{B}}\] exists in space. Then magnitude of magnetic field \[\mathbf{\vec{B}}\] is
  A)
  \[\frac{mg}{il}\sin \theta \]                        
  done clear
  B)
  \[\frac{mg}{il}\tan \theta \]       
  done clear
  C)
        \[\frac{mg\cos \theta }{il}\]                       
  done clear
  D)
  \[\frac{mg}{il\,\sin \,\theta }\]
  done clear
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• question_answer5) A bar of magnetic substance is placed in a magnetic field with its length making an angle of 30° with the direction of the magnetic field. How will the bar behave?
  A)
  It will align itself perpendicular to the magnetic field
  done clear
  B)
  It will remain as before
  done clear
  C)
  It will align itself parallel to the magnetic field
  done clear
  D)
  Its behaviour cannot be predicted
  done clear
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• question_answer6) A neutron breaks into a proton, an electron (\[\beta \]-particle) and antineutrino \[_{o}{{n}^{1}}{{\to }_{1}}{{H}^{1}}{{+}_{-1}}{{\beta }^{2}}+\bar{v}).\]. The energy released in the process in MeV is
  A)
  731 MeV                             
  done clear
  B)
  7.31 MeV            
  done clear
  C)
        0.731 MeV         
  done clear
  D)
        1.17 MeV
  done clear
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• question_answer7) Let \[{{k}_{1}}\] be the maximum kinetic energy of photoelectrons emitted by light of wavelength \[{{\lambda }_{1}}\] and \[{{K}_{2}}\] corresponding to wavelength\[{{\lambda }_{2}}\]. If \[{{\lambda }_{1}}=2{{\lambda }_{2}},\] then
  A)
  \[2{{k}_{1}}={{k}_{2}}\]
  done clear
  B)
                        \[{{k}_{1}}=2{{k}_{2}}\]
  done clear
  C)
                        \[{{k}_{1}}<{{k}_{2}}/2\]              
  done clear
  D)
        \[{{k}_{1}}>2{{k}_{2}}\]
  done clear
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• question_answer8) In the Bohrs model of a hydrogen atom, the centripetal force is furnished by the Coulomb attraction between the proton and the electron. If \[{{a}_{0}}\] is the radius of the ground state orbit, m is the mass, e is the charge on electron and \[{{\varepsilon }_{0}}\] is the permittivity of free space, the speed of the electron is
  A)
  \[\frac{e}{\sqrt{{{\varepsilon }_{0}}{{a}_{0}}m}}\]           
  done clear
  B)
                        zero                      
  done clear
  C)
        \[\frac{e}{\sqrt{4\pi {{\varepsilon }_{0}}{{a}_{0}}m}}\]
  done clear
  D)
        \[\frac{\sqrt{4\pi {{\varepsilon }_{0}}{{a}_{0}}m}}{e}\]
  done clear
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• question_answer9) In an experiment of Wheatstone bridge, a null point is obtained at the centre of the bridge wire. When a resistance of 10\[\Omega \] is connected in one gap, the value of resistance in other gap is
  A)
  10\[\Omega \]      
  done clear
  B)
                        5\[\Omega \]                    
  done clear
  C)
  \[\frac{1}{2}\Omega \]                 
  done clear
  D)
        500\[\Omega \]
  done clear
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• question_answer10) Seven resistances are connected as shown in the given figure. The equivalent resistance between A and B is
  A)
  3\[\Omega \]
  done clear
  B)
                                        4\[\Omega \]                    
  done clear
  C)
        4.5\[\Omega \]                
  done clear
  D)
        15\[\Omega \]
  done clear
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• question_answer11) The curve drawn between velocity and frequency of photon in vacuum will be a
  A)
  straight line parallel to frequency axis
  done clear
  B)
  straight line parallel to velocity axis
  done clear
  C)
  straight line passing through origin and making an angle of 45° with frequency axis
  done clear
  D)
  hyperbola
  done clear
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• question_answer12) A monkey of mass m kg slides down a light rope attached to a fixed spring balance, with an acceleration a. The reading of the balance is w kg [s = acceleration due to gravity]
  A)
  \[m=\frac{wg}{g-a}\]
  done clear
  B)
  \[m=w\left( 1+\frac{a}{g} \right)\]
  done clear
  C)
  the force of friction exerted by the rope on the monkey is \[m(g-a)N\]
  done clear
  D)
  the tension in the rope is \[wg\,N\]
  done clear
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• question_answer13) The displacement of a particle, starting from rest (at t = 0) is given by \[cs=6{{t}^{2}}-{{t}^{3}}\] The rime in seconds at which the particle will attain zero velocity again is
  A)
  2       
  done clear
  B)
                                        4                             
  done clear
  C)
  6                             
  done clear
  D)
        8
  done clear
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• question_answer14) An alternating current i in an inductance coil varies with time according to the graph given below. Which one of the following graphs gives the variation of voltage with time?
  A)
  
  done clear
  B)
  
  done clear
  C)
  
  done clear
  D)
  
  done clear
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• question_answer15) Two bar magnets having same geometry with magnetic moments M and 2M, are placed in such a way that their similar poles are on the same side, then its time period of oscillation is \[{{T}_{1}}\]. Now, if the polarity of one of the magnets is reversed, then time period of oscillation is\[{{T}_{2}}\] then
  A)
  \[{{T}_{1}}<{{T}_{2}}\]  
  done clear
  B)
                        \[{{T}_{1}}>{{T}_{2}}\]                  
  done clear
  C)
  \[{{T}_{1}}={{T}_{2}}\]                  
  done clear
  D)
        \[{{T}_{2}}=\infty ,\,{{T}_{1}}=0\]
  done clear
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• question_answer16) A galvanometer has a resistance of 100\[\Omega \]. A potential difference of 100 mV between its terminals gives a full scale deflection. The shunt resistance required to convert it into an ammeter reading upto 5 A is
  A)
  0.01\[\Omega \]  
  done clear
  B)
                                                        0.02\[\Omega \]              
  done clear
  C)
        0.03\[\Omega \]              
  done clear
  D)
        0.04\[\Omega \]
  done clear
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• question_answer17) A steady current is set up in a matallic wire of non-uniform cross-section. How is the rate of flow K. of electrons related to the area of cross-section A?
  A)
  k is independent of A
  done clear
  B)
  \[K\propto {{A}^{-1}}\]
  done clear
  C)
  \[K\propto A\] 
  done clear
  D)
                        \[K\propto {{A}^{2}}\]  
  done clear
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• question_answer18) A hydrogen atom is in excited state of principal quantum number n. It emits a photon of wavelength n. when returns to ground state. The value of n is           
  A)
  \[\sqrt{\lambda R(\lambda R-1)}\]          
  done clear
  B)
        \[\sqrt{\frac{\lambda R-1}{\lambda R}}\]             
  done clear
  C)
        \[\sqrt{\frac{\lambda R}{\lambda R-1}}\]             
  done clear
  D)
        \[\sqrt{\lambda (R-1)}\]
  done clear
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• question_answer19) By what percentage should the pressure of I given mass of a gas be increased, so as to decrease its volume by 10% at a consult temperature?                        
  A)
  5%            
  done clear
  B)
                        7.2%                     
  done clear
  C)
                        12.5%                   
  done clear
  D)
        11.1%       
  done clear
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• question_answer20) Two inductors \[{{L}_{1}}\] and \[{{L}_{2}}\] are connected in parallel and a rime varying current flows as shown in figure. Then the ratio of currents \[{{i}_{1}}/{{i}_{2}}\] at any time f is
  A)
  \[{{L}_{1}}/{{L}_{2}}\]
  done clear
  B)
                                        \[{{L}_{2}}/{{L}_{1}}\]    
  done clear
  C)
        \[\frac{L_{1}^{2}}{{{({{L}_{1}}+{{L}_{2}})}^{2}}}\]              
  done clear
  D)
        \[\frac{L_{2}^{2}}{{{({{L}_{1}}+{{L}_{2}})}^{2}}}\]
  done clear
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• question_answer21) Two equal and opposite forces act on a body at a certain distance. Then the body
  A)
  is in equilibrium
  done clear
  B)
  will rotate about its centre of mass
  done clear
  C)
  may rotate about any point other than its centre of mass
  done clear
  D)
  cannot rotate about its centre of mass
  done clear
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• question_answer22) The curve between charge density (\[\rho \]) and distances near p-n junction, will be
  A)
  
  done clear
  B)
  
  done clear
  C)
                 
  done clear
  D)
  
  done clear
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• question_answer23) Equal masses of two liquids A and B contained in vessels of negligible heat capacity are supplied heat at the same rate. The temperature-time graphs for the two liquids are shown. If S represents specific heat and L represents latent heat of liquid, then
  A)
  \[{{S}_{A}}>{{S}_{B}},{{L}_{A}}<{{L}_{B}}\]          
  done clear
  B)
  \[{{S}_{A}}>{{S}_{B}},{{L}_{A}}>{{L}_{B}}\]
  done clear
  C)
        \[{{S}_{A}}<{{S}_{B}},{{L}_{A}}<{{L}_{B}}\]
  done clear
  D)
        \[{{S}_{A}}<{{S}_{B}},{{L}_{A}}>{{L}_{B}}\]
  done clear
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• question_answer24) Two electric bulbs rated 50 W and 100 V are glowing at full power, when used in parallel with a battery of emf 120 V and internal resistance 10\[\Omega \]. The maximum number of bulbs that can be connected in the circuit when glowing at full power, is
  A)
  6                             
  done clear
  B)
        4                             
  done clear
  C)
        2                             
  done clear
  D)
        8
  done clear
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• question_answer25) If nearly \[{{10}^{5}}C\] charge liberates 1 g equivalent of aluminium then the amount of aluminium (equivalent weight = 9) deposited through electrolysis in 20 min by a current of 50 A will be
  A)
  0.6 g          
  done clear
  B)
    0.09 g                   
  done clear
  C)
        5.4 g           
  done clear
  D)
                        10.8 g
  done clear
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• question_answer26) At what height above the surface of earth the value of acceleration due to gravity would be half of its value on the surface of earth? (Radius of the earth is 6400 km)
  A)
  2561 km      
  done clear
  B)
                        2650 km              
  done clear
  C)
                        3200km
  done clear
  D)
                                        9800km
  done clear
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• question_answer27) The period of revolution of an earths satellite close to surface of earth is 90 min. The time period of another satellite in an orbit at a distance of four times the radius of earth from its surface will be
  A)
  \[90\sqrt{9}\] min
  done clear
  B)
                                        270 min
  done clear
  C)
        720 min               
  done clear
  D)
        360 min
  done clear
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• question_answer28) The graph shows the variation of velocity of a rocket with time. The time of burning of fuel from the graph is
  A)
                                          10s    
  done clear
  B)
                        110 s                     
  done clear
  C)
  120 s                     
  done clear
  D)
        Data insufficient
  done clear
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• question_answer29) There are N coplanar vectors each of magnitude V. Each vector is inclined to the preceding vector at angle \[2\pi /N\]. What is the magnitude of their resultant ?
  A)
  V/N      
  done clear
  B)
                        V                            
  done clear
  C)
        Zero                      
  done clear
  D)
        N/V
  done clear
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• question_answer30) A beam of light consisting of red, green and blue colours is incident on a right angled prism as shown in figure. The refractive indices of the material of prism for red, green and blue colours, respectively are 1.33, 1.44, 1.47. The prism will
  A)
  separate part of blue colour from red and green colour
  done clear
  B)
  separate all the three colours from one another
  done clear
  C)
  separate part of the red colour from green and blue colours
  done clear
  D)
  not separate even partially any colour from the other two colours
  done clear
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• question_answer31) Two particles of equal mass go round a circle of radius R under the action of their mutual gravitational attraction. The speed v of each panicle is                 
  A)
  \[\sqrt{\left( \frac{GM}{2R} \right)}\]                    
  done clear
  B)
  \[\frac{1}{2R}\sqrt{\left( \frac{1}{GM} \right)}\]               
  done clear
  C)
        \[\frac{1}{2}\sqrt{\left( \frac{GM}{R} \right)}\] 
  done clear
  D)
        \[\sqrt{\left( \frac{4GM}{R} \right)}\]
  done clear
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• question_answer32) Percentage error in the measurement of mass and speed are 2% and 3%, respectively. The error in the estimation of kinetic energy obtained by measuring mass and speed will be
  A)
  12%
  done clear
  B)
                                        10%                       
  done clear
  C)
        2%                         
  done clear
  D)
        8%
  done clear
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• question_answer33) A nucleus at rest breaks into two nuclear parts which have their velocities ratio equal to 2 : 1. What will be die ratio of their radii of the nuclei ?
  A)
  \[{{2}^{1/3}}:1\]              
  done clear
  B)
                        \[1:{{2}^{1/3}}\]                              
  done clear
  C)
  \[{{2}^{3/2}}:1\]                              
  done clear
  D)
        \[1:{{2}^{3/2}}\]
  done clear
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• question_answer34) The energy of hydrogen atom in ground state is 13.6eV. The ionization energy of singly ionized helium \[H{{e}^{2+}}\] will be
  A)
  13.6eV
  done clear
  B)
                                        3.4 eV                  
  done clear
  C)
        27.2 eV
  done clear
  D)
        54.4 eV
  done clear
  View Answer play_arrow

• question_answer35) The oscillating electric and magnetic vectors of an electromagnetic wave are oriented along
  A)
  the same direction but have a phase difference of 90°
  done clear
  B)
  the same direction and are in same phase
  done clear
  C)
  mutually perpendicular directions and are in same phase
  done clear
  D)
  mutually perpendicular directions but has a phase difference of 90°
  done clear
  View Answer play_arrow

• question_answer36) If a player catches a ball of mass 200 g moving with the velocity \[40\,m{{s}^{-1}},\] then he experiences a force of (time taken to catch the ball is 0.1 s)
  A)
  20 N   
  done clear
  B)
                                        40 N                      
  done clear
  C)
        50 N                      
  done clear
  D)
        100 N
  done clear
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• question_answer37) A perfect gas goes from state A to stale B by absorbing \[8\times {{10}^{5}}\,J\] of heat and doing \[6.5\,\times {{10}^{5}}J\] of external work. It is now transferred between the same two states in another process in which it absorbs \[{{10}^{5}}J\]  heat. In the second process
  A)
  work done on gas is \[{{10}^{5}}J\]
  done clear
  B)
  work done on gas is \[0.5\,\times {{10}^{5}}\,J\]
  done clear
  C)
  work done by gas is \[{{10}^{5}}J\]
  done clear
  D)
  work done by gas is \[0.5\times {{10}^{5}}J\]
  done clear
  View Answer play_arrow

• question_answer38) A resonance in an air column of length 40 cm resonates with a tuning fork of frequency 450 Hz. Ignoring end correction, the velocity of sound in air is
  A)
  \[1020\,m{{s}^{-1}}\]
  done clear
  B)
                        \[720\,m{{s}^{-1}}\]
  done clear
  C)
           \[620\,m{{s}^{-1}}\]      
  done clear
  D)
        \[820\,m{{s}^{-1}}\]
  done clear
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• question_answer39) Let \[{{E}_{a}}\] be the electric field due to dipole in its axial plane at distance \[l\] and let \[{{E}_{eq}}\] be the field in the equatorial plane at a distance \[l,\], then the relation between \[{{E}_{a}}\] and \[{{E}_{eq}}\] will be
  A)
  \[{{E}_{a}}=4{{E}_{eq}}\]             
  done clear
  B)
        \[{{E}_{eq}}=2{{E}_{a}}\]             
  done clear
  C)
        \[{{E}_{a}}=2{{E}_{eq}}\]             
  done clear
  D)
        \[{{E}_{a}}={{E}_{eq/3}}\]
  done clear
  View Answer play_arrow

• question_answer40)  A vehicle with a horn of frequency n, is moving with a velocity of \[30\,m{{s}^{-1}}\] in a direction perpendicular to the straight line joining the observer and the vehicle. The observer receive the sound to have a frequency \[n+{{n}_{1}}\]. Then (if the sound velocity in air is \[300\,m{{s}^{-1}}\])
  A)
  \[{{n}_{1}}=10n\]
  done clear
  B)
                        \[{{n}_{1}}=0\]                 
  done clear
  C)
  \[{{n}_{1}}=0.1\,n\]       
  done clear
  D)
                        \[{{n}_{1}}=-0.1n\]  
  done clear
  View Answer play_arrow

• question_answer41) Assertion The formula connecting u, v and \[f\] for a spherical mirror is valid only for mirrors whose sizes are very small compared to their radii of curvature. Reason Laws of reflection are strictly valid for plane surfaces, but not for large spherical surface.
  A)
  If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false.
  done clear
  View Answer play_arrow

• question_answer42) Assertion Endoscopy involves use of optical fibres to study internal organs. Reason Optical   fibres   are   based   on phenomenon of total internal reflection.
  A)
  If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false.
  done clear
  View Answer play_arrow

• question_answer43) Assertion A ship floats higher in the water on a high pressure day than on a low pressure day. Reason Floating of ship in the water is not possible because of buoyancy force which is present due to pressure difference.
  A)
  If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false.
  done clear
  View Answer play_arrow

• question_answer44) Assertion A proton and an alpha particle having the same kinetic energy are moving in circular paths in a uniform magnetic field- The radii of their circular pahts will be equal. Reason Any two charged particles having equal kinetic energies and entering a region of uniform magnetic field B in a direction perpendicular to B, will describe circular trajectories of equal radii.
  A)
  If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false.
  done clear
  View Answer play_arrow

• question_answer45) Assertion The power delivered to a light bulb is more just after it is switched ON and the glow of the filament is increasing, as compared to when the bulb is glowing steadily, ie, after sometime of switching ON. Reason As temperature decreases, resistance of conductor increases.
  A)
  If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false.
  done clear
  View Answer play_arrow

• question_answer46) Assertion The   thick   film   shows   no interference pattern. Take thickness of the order of few cms. Reason For interference pattern to observe, path difference between two waves is of the order of few wavelengths.
  A)
  If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false.
  done clear
  View Answer play_arrow

• question_answer47) Assertion The clouds in sky generally appear to be whitish. Reason Diffraction due to clouds is efficient in equal measure at all wavelengths.
  A)
  If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false.
  done clear
  View Answer play_arrow

• question_answer48) Assertion Electron capture occurs more than positron emission in a heavy nucleus. Reason In a heavy nucleus, electrons are relatively close to nucleus.
  A)
  If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false.
  done clear
  View Answer play_arrow

• question_answer49) Assertion Transducer in communication system converts electrical signal in to a physical quantity. Reason For information signal to be transmitted directly to long distances, modulation is not a necessary process.
  A)
  If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false.
  done clear
  View Answer play_arrow

• question_answer50) Assertion It is impossible for a ship to use the internal energy of sea water to operate its engine. Reason A heat engine is different from a refrigerator.
  A)
  If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false.
  done clear
  View Answer play_arrow

• question_answer51) Assertion A tennis ball bounces higher on hills than in plains. Reason Acceleration due to gravity on the hill is greater than that on the surface of earth.
  A)
  If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false.
  done clear
  View Answer play_arrow

• question_answer52) Assertion A cloth covers a table. Some dishes are kept on it. The cloth can be pulled out without dislodging the dishes from the table. Reason For every action there is an equal and opposite reaction.
  A)
  If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false.
  done clear
  View Answer play_arrow

• question_answer53) Assertion A and B are two conducting spheres of same radius. A being solid and B hollow. Both are charged to the same potential. Then, charge on A = charge on B. Reason Potentials on both are same.
  A)
  If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false.
  done clear
  View Answer play_arrow

• question_answer54) Assertion Water at the foot of the water fall is always at different temperature from that at the top. Reason The potential energy of water at the top is converted into hear energy during falling.
  A)
  If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false.
  done clear
  View Answer play_arrow

• question_answer55) Assertion Generally the path of a projectile from the earth is parabolic but it is elliptical for projectiles going to a very large height. Reason The path of a projectile is independent of the gravitational force of earth.
  A)
  If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false.
  done clear
  View Answer play_arrow

• question_answer56) Assertion Railway tracks are laid on small sized wooden sleepers. Reason Small sized wooden sleepers are used so that rails exert more pressure on the railway track. Due to which rail does not leave the track,
  A)
  If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false.
  done clear
  View Answer play_arrow

• question_answer57) Assertion The periodic time of a hard spring is less as compared to that of a soft spring. Reason The periodic time depends upon the spring constant, and spring constant is large for hard spring.
  A)
  If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false.
  done clear
  View Answer play_arrow

• question_answer58) Assertion To heart distinct beats, difference in frequencies of two sources should be less than 10. Reason More the number of beats per second more difficult to hear them.
  A)
  If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false.
  done clear
  View Answer play_arrow

• question_answer59) Assertion Circuit containing capacitors should be handled cautiously even when then is no current. Reason The capacitors are very delicate and so quickly break down.
  A)
  If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false.
  done clear
  View Answer play_arrow

• question_answer60) Assertion It is essential that all the lines available in the emission spectrum will also be available in the absorption spectrum. Reason The spectrum of hydrogen atom ii only absorption spectrum.
  A)
  If both Assertion and Reason are true and the Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of the Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false.
  done clear
  View Answer play_arrow

• question_answer61) Two moles of each reactant A and Bare taken in a reaction flask. They react in the following manner,                                  \[\because \] At equilibrium, it was found that the concentration of C is triple to that of B The equilibrium constant for the reaction is
  A)
  \[\therefore \]                                 
  done clear
  B)
  \[\frac{1}{\lambda }=109678\times {{(1)}^{2}}\left[ \frac{1}{{{(1)}^{2}}}-\frac{1}{{{(2)}^{2}}} \right]c{{m}^{-1}}\]
  done clear
  C)
  \[=\frac{109678\times 3}{4}c{{m}^{-1}}\]
  done clear
  D)
         \[\lambda =\frac{4\times {{10}^{7}}\times {{10}^{-7}}}{3\times 109678}cm\]
  done clear
  View Answer play_arrow

• question_answer62) If the dissociation constant of \[=121.65nm.\] aqueous solution of diethylamine is \[3NaCNS+FeC{{l}_{3}}\xrightarrow{{}}\underset{\begin{smallmatrix}  ferric \\  sulphocyanide  \\  (blood\,red) \end{smallmatrix}}{\mathop{Fe{{(CNS)}_{3}}}}\,+3NaCl\], its pH value is
  A)
  \[N{{a}_{2}}{{B}_{4}}{{O}_{7}}\xrightarrow{{{740}^{o}}C}2\underbrace{2\underset{\begin{smallmatrix}  sodium \\  metaborate \end{smallmatrix}}{\mathop{NaB{{O}_{2}}}}\,+\underset{\begin{smallmatrix}  boric \\  anhydride \end{smallmatrix}}{\mathop{{{B}_{2}}{{O}_{3}}}}\,}_{glassy\,\,bead}\]                                
  done clear
  B)
  \[W=\frac{EN\,V}{1000}\]           
  done clear
  C)
         \[N=\frac{1.575\times 1000}{63\times 250}\]                     
  done clear
  D)
         \[\because \]
  done clear
  View Answer play_arrow

• question_answer63) The lead of the lead pencils melts at
  A)
  \[{{H}_{2}}{{C}_{2}}{{O}_{4}}.2{{H}_{2}}O=\frac{126}{2}=63]\]                   
  done clear
  B)
  \[=0.1N\]            
  done clear
  C)
  \[{{H}_{2}}{{C}_{2}}{{O}_{4}}.2{{H}_{2}}O\]                         
  done clear
  D)
  \[{{\beta }_{4}}=\frac{1}{dissociation\text{ }constant}\]
  done clear
  View Answer play_arrow

• question_answer64) The compound which is obtained by treating chloropropane with alcoholic \[=\frac{1}{4.76\times {{10}^{-14}}}\] when reacts with \[=2.1\times {{10}^{13}}.\] followed by acetic acid gives
  A)
  \[2NO+{{O}_{2}}\rightleftharpoons 2N{{O}_{2}}\]
  done clear
  B)
  \[{{n}_{r}}=3\]
  done clear
  C)
  \[{{n}_{p}}=2\]
  done clear
  D)
  \[{{n}_{p}}\]
  done clear
  View Answer play_arrow

• question_answer65) The increasing order of hydrolysis of the following compounds is
  A)
  \[(i)\,<(iii)\,<(ii)\,<(iv)\]
  done clear
  B)
  \[N{{O}_{2}}\]
  done clear
  C)
  \[\pi \]
  done clear
  D)
  \[\pi \]
  done clear
  View Answer play_arrow

• question_answer66) The rubber, used for manufacturing tyres is vulcanised with                        
  A)
  3% S
  done clear
  B)
  7% S
  done clear
  C)
  1% S
  done clear
  D)
  All of the above can be used
  done clear
  View Answer play_arrow

• question_answer67) Which of the following coordination entities should be expected to absorb light of lowest frequency?
  A)
  \[\pi \]    
  done clear
  B)
        \[\pi \] 
  done clear
  C)
  \[\pi \]  
  done clear
  D)
        \[\pi \]
  done clear
  View Answer play_arrow

• question_answer68) A sample of \[\pi \], shows an activity of \[{{N}^{I}}\]count per second. Its \[{{N}^{II}}\] is
  A)
  \[{{N}^{II}}\]     
  done clear
  B)
  \[Electrical\text{ }conductances\propto \frac{1}{size\text{ }of\text{ }hydrated\text{ }cation}\] 
  done clear
  C)
  \[(N{{H}_{3}})=14+3=17\]  
  done clear
  D)
         \[(N{{H}_{3}})=14+14=28\]
  done clear
  View Answer play_arrow

• question_answer69) The correct set of reagents for the following conversion is
  A)
  \[N{{H}_{3}}\]
  done clear
  B)
  \[[Ca{{(ClO)}_{2}}],\]
  done clear
  C)
  \[CaC{{l}_{2}}\]
  done clear
  D)
  \[[Ca{{(OH)}_{2}}]\]
  done clear
  View Answer play_arrow

• question_answer70) Sodium crystallizes in bcc arrangement with the interfacial separation between the atoms at the edge 53 pm. The density of the solid is
  A)
  \[CaC{{l}_{2}}+{{O}_{2}}.\]     
  done clear
  B)
         \[{{K}_{4}}[Fe{{(CN)}_{6}}],\]    
  done clear
  C)
         \[F{{e}^{2+}}\]      
  done clear
  D)
         \[F{{e}^{2+}}=[Ar]3{{d}^{6}},4{{s}^{0}}\]
  done clear
  View Answer play_arrow

• question_answer71) When nitric acid reacts with nitric oxide, a gas is  released, which converts \[[Fe{{({{H}_{2}}O)}_{6}}]C{{l}_{3}},Fe\] into
  A)
  \[F{{e}^{3+}}\]                 
  done clear
  B)
         \[F{{e}^{3+}}=[Ar]3{{d}^{5}},4{{s}^{0}}\]                              
  done clear
  C)
  \[{{[Fe{{({{H}_{2}}O)}_{6}}]}^{3+}}=[Ar]\]                           
  done clear
  D)
         \[S{{O}_{2}}\]
  done clear
  View Answer play_arrow

• question_answer72) For which of the following pairs, magnetic moment is same?
  A)
  \[4.85\text{ }g/cc\]
  done clear
  B)
        \[4.85\text{ }g/cc\]
  done clear
  C)
         \[A(g)+B(g)\rightleftharpoons C(g)+D(g)\]   
  done clear
  D)
         \[4.5\]
  done clear
  View Answer play_arrow

• question_answer73) Select the incorrect statement, among the following.
  A)
  Haemoglobin is soluble in water
  done clear
  B)
  \[\Delta H=-368kcal/mol\]-keratin is soluble in water
  done clear
  C)
  Cellulose is a polymer of glucose
  done clear
  D)
  Chlorophyll is responsible for the synthesis of carbohydrates in plants
  done clear
  View Answer play_arrow

• question_answer74) Which of the following azeotropic solutions has the boiling point less than boiling point of the constituents A and B?
  A)
  \[6\] and \[9\]
  done clear
  B)
  \[\frac{1}{6}\]  and \[5\times {{10}^{-4}}M\]
  done clear
  C)
  \[2.5\times {{10}^{-5}}\] and \[8\]
  done clear
  D)
  \[3.95\] and \[10.05\]
  done clear
  View Answer play_arrow

• question_answer75) \[2\] If  \[{{2000}^{o}}C\] \[{{350}^{o}}C\] the correct relation between \[{{3170}^{o}}C\] and \[{{75}^{o}}C\] is
  A)
  \[KOH\]
  done clear
  B)
  \[{{k}_{1}}=3{{k}_{2}}\,=1.5\,{{k}_{3}}\]
  done clear
  C)
  \[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}OH\]
  done clear
  D)
  \[C{{H}_{3}}C{{H}_{2}}C{{H}_{3}}\]
  done clear
  View Answer play_arrow

• question_answer76) Which will not show geometrical isomerism?
  A)
  \[C{{H}_{3}}CH(OH)C{{H}_{3}}\]
  done clear
  B)
  
  done clear
  C)
  \[C{{H}_{3}}C{{H}_{2}}CHOHC{{H}_{3}}\]
  done clear
  D)
  \[(i)<(iii)<(iI)<(iv)\]
  done clear
  View Answer play_arrow

• question_answer77) A compound with molecular formula, \[\left( i \right)<\left( iv \right)<\left( iii \right)<(i)\] has two tertiary carbons. Its IUPAC name is
  A)
  n-hexane
  done clear
  B)
  2-methyl pentane
  done clear
  C)
  2, 3-dimethyfbutane
  done clear
  D)
  2, 3-dimethyl pentane
  done clear
  View Answer play_arrow

• question_answer78) The hybridisation scheme for the central atom includes a d-orbital contribution in
  A)
  \[(iv)<(ii)<(iii)<(i)\]                         
  done clear
  B)
         \[(i)<(iii)<(iv)<(ii)\]         
  done clear
  C)
         \[{{[Cr{{(en)}_{3}}]}^{3+}}\]                       
  done clear
  D)
         \[{{[CrC{{l}_{6}}]}^{3-}}\]
  done clear
  View Answer play_arrow

• question_answer79) Which of the following statements is correct?
  A)
  Zeolites have a more closed structure than feldspar.
  done clear
  B)
  \[{{[Cr{{(N{{H}_{3}})}_{6}}]}^{3+}}\] is an ortho acid.
  done clear
  C)
  Pseudo-alum does not have \[{{[Cr{{(CN)}_{6}}]}^{3-}}\] and \[0.42mg\,{{\,}^{233}}U{{F}_{6}}\].
  done clear
  D)
  Superphosphate of lime is \[9.88\times {{10}^{4}}\]
  done clear
  View Answer play_arrow

• question_answer80) The number of hydroxyl ions in 100 mL of a solution having pH 10 is
  A)
  \[{{t}_{1/2}}\]                                   
  done clear
  B)
  \[5.13\times {{10}^{12}}yr\]       
  done clear
  C)
         \[1.628\times {{10}^{5}}yr\]     
  done clear
  D)
         \[2.94\times {{10}^{-9}}yr\]
  done clear
  View Answer play_arrow

• question_answer81) Enthalpy of combustion of methane and ethane are -210 kcal/mol and -368 kcal/mol respectively. The enthalpy of combustion of decane is
  A)
  \[2.35\times {{10}^{8}}yr\]  
  done clear
  B)
         \[{{P}_{4}}/{{I}_{2}},Na,Conc.{{H}_{2}}S{{O}_{4}}\]
  done clear
  C)
                         \[{{P}_{2}}{{O}_{5}},LiAl{{H}_{4}}\]         
  done clear
  D)
         Data is incomplete
  done clear
  View Answer play_arrow

• question_answer82) The de-Broglie wavelength of helium atom at room temperature is
  A)
  \[{{P}_{2}}{{O}_{5}}/\Delta ,{{H}_{2}}O,{{P}_{4}}/{{I}_{2}},Na\]
  done clear
  B)
  \[{{P}_{4}}/{{I}_{2}},Na,{{P}_{2}}{{O}_{5}}/\Delta \]
  done clear
  C)
  \[1.23\text{ }g/cc\]
  done clear
  D)
  \[485\text{ }g/cc\]
  done clear
  View Answer play_arrow

• question_answer83) The solubility product of a salt having formula \[4.85\text{ }g/cc\] is \[\begin{matrix}    A(g)  \\    2  \\    \underset{=x}{\mathop{(2-3x)}}\,  \\ \end{matrix}+\begin{matrix}    B(g)  \\    2  \\    \underset{=x}{\mathop{(2-3x)}}\,  \\ \end{matrix}\begin{matrix}    C(g)  \\    0  \\    3x  \\ \end{matrix}+\begin{matrix}    D(g)  \\    0  \\    3x  \\ \end{matrix}\begin{matrix}   (initially)  \\   (at\,equilibrium)  \\ \end{matrix}\] the solubility of an another salt having formula \[\Rightarrow \] is twice the molar solubility of \[2-3x=x\], the solubility product o \[\therefore \] is
  A)
  \[x=\frac{1}{2}\]       
  done clear
  B)
  \[{{K}_{P}}=\frac{{{p}_{C}}.p{{  }_{D}}}{{{p}_{A}}.{{p}_{B}}}\]  
  done clear
  C)
  \[=\frac{{{\left( \frac{3x}{V} \right)}^{2}}}{{{\left( \frac{2-3x}{V} \right)}^{2}}}\]    
  done clear
  D)
  \[=\frac{9\times {{\left( \frac{1}{2} \right)}^{2}}}{4-12\times \frac{1}{2}+9\times {{\left( \frac{1}{2} \right)}^{2}}}\]
  done clear
  View Answer play_arrow

• question_answer84) The product of which of the following reactions has the highest ease to undergo electrophilic substitution?
  A)
  \[=9\]
  done clear
  B)
  \[{{K}_{b}}=C{{\alpha }^{2}}\]
  done clear
  C)
  \[\therefore \]
  done clear
  D)
  \[\alpha =\sqrt{\frac{2.5\times {{10}^{-5}}}{5\times {{10}^{-4}}}}=0.22\]
  done clear
  View Answer play_arrow

• question_answer85) Formation of alcohol by oxymercuration- demercuration of alkenes
  A)
  involves carbocations and rearrangement
  done clear
  B)
  involves carbanions and retoangement
  done clear
  C)
  is stereospecific
  done clear
  D)
  does not involve rearrangement and carbocation  
  done clear
  View Answer play_arrow

• question_answer86) The hormone that controls the processes like burning of fats, proteins and carbohydrates to liberate energy in the body, is
  A)
  cortisone            
  done clear
  B)
  thyroxine           
  done clear
  C)
         adrenalin      
  done clear
  D)
         insulin
  done clear
  View Answer play_arrow

• question_answer87) The reduction potential at pH=14 for the \[[O{{H}^{-}}]=C\alpha =5\times {{10}^{-4}}\times 0.22=1.1\times {{10}^{-4}}\] couples is [Given, \[\therefore \]                                                                  \[pOH=-\log [O{{H}^{-}}]=-\log (1.1\times {{10}^{-4}})\]
  A)
  \[=3.96\]             
  done clear
  B)
         \[\therefore \] 
  done clear
  C)
         \[pH=14-3.96=10.04\]                   
  done clear
  D)
         \[{{3160}^{o}}C\]
  done clear
  View Answer play_arrow

• question_answer88) x moles of potassium dichromate oxidises 1 mole of ferrous oxalate, in acidic medium. Here x is
  A)
  \[{{3170}^{o}}C\]                            
  done clear
  B)
         \[\underset{chloropropane}{\mathop{C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}Cl}}\,\xrightarrow[-KCl;-{{H}_{2}}O]{Alc.\,KOH}\underset{\Pr opene}{\mathop{C{{H}_{3}}CH=C{{H}_{2}}}}\,\]                   
  done clear
  C)
  \[\xrightarrow{B{{F}_{3}}/THF}{{(C{{H}_{3}}C{{H}_{2}}C{{H}_{2}})}_{3}}B\]                          
  done clear
  D)
         \[\xrightarrow{C{{H}_{3}}COOH}\underset{propane}{\mathop{C{{H}_{3}}C{{H}_{2}}C{{H}_{3}}}}\,\]
  done clear
  View Answer play_arrow

• question_answer89) In the following redox equation, \[{{S}_{N}}1\]                              \[aUO_{2}^{2+}\,+zC{{r}^{3+}}\,+b{{H}_{2}}O\]  the values of coefficients x, y and z are, respectively
  A)
  3, 8, 2                   
  done clear
  B)
         3, 8, 7   
  done clear
  C)
         3, 2, 4                   
  done clear
  D)
         3, 1, 8
  done clear
  View Answer play_arrow

• question_answer90) If heavy water is taken as solvent instead of normal water while performing Cannizaro reaction, the products of the reaction are
  A)
  \[{{[CrC{{l}_{6}}]}^{3-}}\]
  done clear
  B)
  \[C{{l}^{-}}\]
  done clear
  C)
  \[U{{F}_{6}}=233+19\times 6=347\]
  done clear
  D)
  \[\frac{dN}{dt}=kN\]
  done clear
  View Answer play_arrow

• question_answer91) The most unlikely representation of resonance structure of p-nitrophenoxide is
  A)
           
  done clear
  B)
  
  done clear
  C)
                            
  done clear
  D)
   
  done clear
  View Answer play_arrow

• question_answer92) The correct order of electron affinities of N, O, S and Cl is
  A)
  \[9.88\times {{10}^{4}}=k\times \frac{0.42\times {{10}^{-3}}\times 6.023\times {{10}^{23}}}{347}\]
  done clear
  B)
  \[\therefore \]
  done clear
  C)
  \[k=1.35\times {{10}^{-13}}\]
  done clear
  D)
  \[k=\frac{0.693}{{{t}_{1/2}}}\]
  done clear
  View Answer play_arrow

• question_answer93) Which of the following pairs has almost same atomic radii?
  A)
  \[Al,Ga\]         
  done clear
  B)
         \[Be,Mg\]          
  done clear
  C)
         \[Mg,Al\]            
  done clear
  D)
         \[B,Be\]
  done clear
  View Answer play_arrow

• question_answer94) The product Y in the following reaction sequence is
  A)
  
  done clear
  B)
  
  done clear
  C)
  
  done clear
  D)
   
  done clear
  View Answer play_arrow

• question_answer95) n and \[l\] for some electrons are given. Which of the following is expected to have least energy?
  A)
  \[n=3,l=2\]    
  done clear
  B)
         \[n=3,l=0\]         
  done clear
  C)
         \[n=2,l=1\]     
  done clear
  D)
         \[n=4,l=0\]
  done clear
  View Answer play_arrow

• question_answer96) The order of boiling points of four equimolar aqueous solutions is \[C<B<A<D\]. The correct order of their freezing points is
  A)
  \[D<C<B<A\]
  done clear
  B)
  \[D>C<B<A\]
  done clear
  C)
  \[D<B>A<C\]
  done clear
  D)
  \[D>A>B>C\]
  done clear
  View Answer play_arrow

• question_answer97) In zone refining method, the molten zone
  A)
  contains impurities
  done clear
  B)
  contains purified metal only
  done clear
  C)
                  contains more impurity than the original metal                
  done clear
  D)
  moves to either side
  done clear
  View Answer play_arrow

• question_answer98) The minimum voltage required to electrolyse alumina in the Hall-Heroult process is (Given, \[\Delta G_{f}^{o}(A{{l}_{2}}{{O}_{3}})=-1520\,kJ\,mo{{l}^{-1}};\]                                 \[\Delta G_{f}^{o}(C{{O}_{2}})=-394kJmo{{l}^{-1}}\]
  A)
  \[1.575V\]                          
  done clear
  B)
  \[1.60V\]            
  done clear
  C)
  \[1.312V\]          
  done clear
  D)
         \[-2.62V\]
  done clear
  View Answer play_arrow

• question_answer99) The sweetest artificial sugar among the following is
  A)
  aspartame     
  done clear
  B)
         sucralose            
  done clear
  C)
  alitame                
  done clear
  D)
         sucrose
  done clear
  View Answer play_arrow

• question_answer100) Select the incorrect statement.
  A)
  Physical adsorption is reversible while chemical is irreversible.
  done clear
  B)
  High pressure favours physical adsorption while low pressure favours chemical adsorption.
  done clear
  C)
  Physical adsorption is not specific while chemical is highly specific.
  done clear
  D)
  High activation energy is involved in chemical adsorption.
  done clear
  View Answer play_arrow

• question_answer101) Assertion: Sodium-2-dodecyl benzenesulphon ate is a biodegradable detergent. Reason: Detergents having highly branched chains are biodegradable.
  A)
  If both Assertion: and Reason: are true and the Reason: is the correct explanation of the Assertion:
  done clear
  B)
  If both Assertion: and Reason: are true but the Reason: is not the correct explanation of the Assertion:
  done clear
  C)
  If Assertion: is true but Reason: is false
  done clear
  D)
  If both Assertion: and Reason: are false
  done clear
  View Answer play_arrow

• question_answer102) Assertion: On dilution, the equivalent as well as molar conductivity of solution increases. Reason: With dilution, the number of current carrying particles \[per\,c{{m}^{3}}\] increases.
  A)
  If both Assertion: and Reason: are true and the Reason: is the correct explanation of the Assertion:
  done clear
  B)
  If both Assertion: and Reason: are true but the Reason: is not the correct explanation of the Assertion:
  done clear
  C)
  If Assertion: is true but Reason: is false
  done clear
  D)
  If both Assertion: and Reason: are false
  done clear
  View Answer play_arrow

• question_answer103) Assertion: 2-butenal lacks enolisable H-atom, a to carbonyl group, still it has sufficient acidic character. Reason: The conjugate base of 2-butenal is stabilised by resonance.
  A)
  If both Assertion: and Reason: are true and the Reason: is the correct explanation of the Assertion:
  done clear
  B)
  If both Assertion: and Reason: are true but the Reason: is not the correct explanation of the Assertion:
  done clear
  C)
  If Assertion: is true but Reason: is false
  done clear
  D)
  If both Assertion: and Reason: are false
  done clear
  View Answer play_arrow

• question_answer104) Assertion: When NO reacts with \[FeS{{O}_{4}},\] a brown coloured complex is formed. Reason: In the complex, the coordination number of \[Fe\] is \[+6\].
  A)
  If both Assertion: and Reason: are true and the Reason: is the correct explanation of the Assertion:
  done clear
  B)
  If both Assertion: and Reason: are true but the Reason: is not the correct explanation of the Assertion:
  done clear
  C)
  If Assertion: is true but Reason: is false
  done clear
  D)
  If both Assertion: and Reason: are false
  done clear
  View Answer play_arrow

• question_answer105) Assertion: In Lyman series of H-spectra, the maximum wavelength of lines is 121.65 nm. Reason: Wavelength is maximum if there is transition from the very next level.
  A)
  If both Assertion: and Reason: are true and the Reason: is the correct explanation of the Assertion:
  done clear
  B)
  If both Assertion: and Reason: are true but the Reason: is not the correct explanation of the Assertion:
  done clear
  C)
  If Assertion: is true but Reason: is false
  done clear
  D)
  If both Assertion: and Reason: are false
  done clear
  View Answer play_arrow

• question_answer106) Assertion: \[N{{H}_{2}}\overset{S}{\mathop{\overset{||}{\mathop{C}}\,}}\,-N{{H}_{2}}\] gives-red colour in Lassaignes test. Reason: Compounds having N along with C gives red colour with Lassaignes test.
  A)
  If both Assertion: and Reason: are true and the Reason: is the correct explanation of the Assertion:
  done clear
  B)
  If both Assertion: and Reason: are true but the Reason: is not the correct explanation of the Assertion:
  done clear
  C)
  If Assertion: is true but Reason: is false
  done clear
  D)
  If both Assertion: and Reason: are false
  done clear
  View Answer play_arrow

• question_answer107) Assertion: Coloured cations can be identified by borax bead test. Reason: Transparent bead  \[(NaBO{{  }_{2}}+{{B}_{2}}O{{  }_{3}})\] forms coloured bead with coloured cation.
  A)
  If both Assertion: and Reason: are true and the Reason: is the correct explanation of the Assertion:
  done clear
  B)
  If both Assertion: and Reason: are true but the Reason: is not the correct explanation of the Assertion:
  done clear
  C)
  If Assertion: is true but Reason: is false
  done clear
  D)
  If both Assertion: and Reason: are false
  done clear
  View Answer play_arrow

• question_answer108) Assertion: \[1.575g{{H}_{2}}{{C}_{2}}{{O}_{4}}.2{{H}_{2}}O\] in 250 Ml solution makes it 0.1 N. Reason: \[{{H}_{2}}{{C}_{2}}{{O}_{4}}.2{{H}_{2}}O\] is a dihydrate organic acid.
  A)
  If both Assertion: and Reason: are true and the Reason: is the correct explanation of the Assertion:
  done clear
  B)
  If both Assertion: and Reason: are true but the Reason: is not the correct explanation of the Assertion:
  done clear
  C)
  If Assertion: is true but Reason: is false
  done clear
  D)
  If both Assertion: and Reason: are false
  done clear
  View Answer play_arrow

• question_answer109) Assertion: If \[{{\beta }_{4}}\] for \[{{[Cu{{(N{{H}_{3}})}_{4}}]}^{2+}}\] is \[2.1\times {{10}^{13}},\] its instability constant is \[4.76\times {{10}^{-14}}.\] Reason: Overall   dissociation   equilibrium constant varies inversely with formation constant.
  A)
  If both Assertion: and Reason: are true and the Reason: is the correct explanation of the Assertion:
  done clear
  B)
  If both Assertion: and Reason: are true but the Reason: is not the correct explanation of the Assertion:
  done clear
  C)
  If Assertion: is true but Reason: is false
  done clear
  D)
  If both Assertion: and Reason: are false
  done clear
  View Answer play_arrow

• question_answer110) Assertion: For the reaction, \[2NO(g)+{{O}_{2}}(g)\rightleftharpoons 2N{{O}_{2}}(g),\] increase in pressure favours the formation of \[N{{O}_{2}}\] Reason: The reaction is exothermic.
  A)
  If both Assertion: and Reason: are true and the Reason: is the correct explanation of the Assertion:
  done clear
  B)
  If both Assertion: and Reason: are true but the Reason: is not the correct explanation of the Assertion:
  done clear
  C)
  If Assertion: is true but Reason: is false
  done clear
  D)
  If both Assertion: and Reason: are false
  done clear
  View Answer play_arrow

• question_answer111) Assertion: \[CO\] and \[CN\] are referred as n acid ligands. Reason: In \[CO\] and \[CN\] vacant \[\pi \] type orbitals are present.
  A)
  If both Assertion: and Reason: are true and the Reason: is the correct explanation of the Assertion:
  done clear
  B)
  If both Assertion: and Reason: are true but the Reason: is not the correct explanation of the Assertion:
  done clear
  C)
  If Assertion: is true but Reason: is false
  done clear
  D)
  If both Assertion: and Reason: are false
  done clear
  View Answer play_arrow

• question_answer112) Assertion: In benzinidazole, both the nitrogens (\[\overset{I}{\mathop{N}}\,\] and \[\overset{II}{\mathop{N}}\,\]) are basic. Reason: Lone pair of electrons present on \[\overset{I}{\mathop{N}}\,\] are involved in delocalisation.
  A)
  If both Assertion: and Reason: are true and the Reason: is the correct explanation of the Assertion:
  done clear
  B)
  If both Assertion: and Reason: are true but the Reason: is not the correct explanation of the Assertion:
  done clear
  C)
  If Assertion: is true but Reason: is false
  done clear
  D)
  If both Assertion: and Reason: are false
  done clear
  View Answer play_arrow

• question_answer113) Assertion: Among the alkali metals, lithium salts exhibit the least electrical conductance in aqueous solutions.                                 Reason: Smaller the radius of the hydrated cation, lower is the electrical conductance in aqueous solutions.                                  
  A)
  If both Assertion: and Reason: are true and the Reason: is the correct explanation of the Assertion:
  done clear
  B)
  If both Assertion: and Reason: are true but the Reason: is not the correct explanation of the Assertion:
  done clear
  C)
  If Assertion: is true but Reason: is false
  done clear
  D)
  If both Assertion: and Reason: are false
  done clear
  View Answer play_arrow

• question_answer114) Assertion: The value of van der Waals constant a for ammonia is larger than that of nitrogen gas. Reason: Molecular weight of ammonia is smaller than nitrogen gas.
  A)
  If both Assertion: and Reason: are true and the Reason: is the correct explanation of the Assertion:
  done clear
  B)
  If both Assertion: and Reason: are true but the Reason: is not the correct explanation of the Assertion:
  done clear
  C)
  If Assertion: is true but Reason: is false
  done clear
  D)
  If both Assertion: and Reason: are false
  done clear
  View Answer play_arrow

• question_answer115) Assertion: A compound with delocalized electrons is more stable than that compound would be if all its electrons were localised. Reason: The extra stability, a compound gains as a result of having delocalised electrons, is called delocalisation energy.
  A)
  If both Assertion: and Reason: are true and the Reason: is the correct explanation of the Assertion:
  done clear
  B)
  If both Assertion: and Reason: are true but the Reason: is not the correct explanation of the Assertion:
  done clear
  C)
  If Assertion: is true but Reason: is false
  done clear
  D)
  If both Assertion: and Reason: are false
  done clear
  View Answer play_arrow

• question_answer116) Assertion: The enthalpy of formation of gaseous oxygen molecules at 298 K and under a pressure of one atmosphere is zero. Reason: The entropy of formation of gaseous oxygen molecule under the same conditions is zero.
  A)
  If both Assertion: and Reason: are true and the Reason: is the correct explanation of the Assertion:
  done clear
  B)
  If both Assertion: and Reason: are true but the Reason: is not the correct explanation of the Assertion:
  done clear
  C)
  If Assertion: is true but Reason: is false
  done clear
  D)
  If both Assertion: and Reason: are false
  done clear
  View Answer play_arrow

• question_answer117) Assertion: Bleaching powder is a mixed salt. Reason: In the presence of \[COC{{l}_{2}}\], bleaching powder decomposes to give \[COC{{l}_{2}}\] and \[{{O}_{2}}\].
  A)
  If both Assertion: and Reason: are true and the Reason: is the correct explanation of the Assertion:
  done clear
  B)
  If both Assertion: and Reason: are true but the Reason: is not the correct explanation of the Assertion:
  done clear
  C)
  If Assertion: is true but Reason: is false
  done clear
  D)
  If both Assertion: and Reason: are false
  done clear
  View Answer play_arrow

• question_answer118) Assertion: \[{{K}_{4}}[Fe{{(CN)}_{6}}]\] is diamagnetic and \[[Fe{{({{H}_{2}}O)}_{6}}]C{{l}_{3}}\] is paramagnetic.                 Reason: Hybridisation of central metal in \[{{K}_{4}}[Fe{{(CN)}_{6}}]\] is \[s{{p}^{3}}{{d}^{2}},\] while in \[[Fe{{({{H}_{2}}O)}_{6}}]C{{l}_{3}}\]is  \[{{d}^{2}}s{{p}^{3}}\].
  A)
  If both Assertion: and Reason: are true and the Reason: is the correct explanation of the Assertion:
  done clear
  B)
  If both Assertion: and Reason: are true but the Reason: is not the correct explanation of the Assertion:
  done clear
  C)
  If Assertion: is true but Reason: is false
  done clear
  D)
  If both Assertion: and Reason: are false
  done clear
  View Answer play_arrow

• question_answer119)  Assertion: London smog is oxidizing in nature.    Reason: London smog contains \[{{O}_{3}},N{{O}_{2}}\] and hydrocarbons.
  A)
  If both Assertion: and Reason: are true and the Reason: is the correct explanation of the Assertion:
  done clear
  B)
  If both Assertion: and Reason: are true but the Reason: is not the correct explanation of the Assertion:
  done clear
  C)
  If Assertion: is true but Reason: is false
  done clear
  D)
  If both Assertion: and Reason: are false
  done clear
  View Answer play_arrow

• question_answer120) Assertion: Alkynes are more reactive towards nucleophilic addition reaction as compared to alkenes. Reason: Alkynes contain two pi bonds, while alkenes have only one bond.
  A)
  If both Assertion: and Reason: are true and the Reason: is the correct explanation of the Assertion:
  done clear
  B)
  If both Assertion: and Reason: are true but the Reason: is not the correct explanation of the Assertion:
  done clear
  C)
  If Assertion: is true but Reason: is false
  done clear
  D)
  If both Assertion: and Reason: are false
  done clear
  View Answer play_arrow

• question_answer121) These organisms are fungus like in one phase of their life cycle and Amoeba like in another phase of their life cycle
  A)
  diatoms                                               
  done clear
  B)
  slime molds       
  done clear
  C)
         dinoflagellates 
  done clear
  D)
         water molds
  done clear
  View Answer play_arrow

• question_answer122) Among the following stem cells, which are found in the umblical cord?
  A)
  Embryonic stem cells
  done clear
  B)
  Adult stem cells               
  done clear
  C)
         Cord blood stem cells    
  done clear
  D)
  All of the above
  done clear
  View Answer play_arrow

• question_answer123) Which of the following rain forest is home to more than 40, 000 species of plants, 3, 000 of fishes, 1, 300 of birds, 427 of mammals, 427 of amphibians, 378 of reptiles and more than 1, 25, 000 invertebrates ?
  A)
  Amazonian
  done clear
  B)
                         Tropical               
  done clear
  C)
  Arctic tundra     
  done clear
  D)
         Temperate
  done clear
  View Answer play_arrow

• question_answer124) During an allergic reaction, the binding of antigens to IgE antibodies initiates a response, in which chemicals cause the dilation of blood vessels and a host of other physiological changes. Such chemicals are
  A)
  interferons        
  done clear
  B)
         hormones          
  done clear
  C)
         histamines         
  done clear
  D)
         acetylamine
  done clear
  View Answer play_arrow

• question_answer125) Which of the following four cell structures is correctly matched with the accompanying description?
  A)
  Plasma - Outer layer of cellulose membrane or chitin, or absent
  done clear
  B)
  Mitochondria - Bacteria like elements with inner membrane forming sacs containing chlorophyll, found in plant cells and algae
  done clear
  C)
  Chloroplasts - Bacteria like elements with inner membrane highly folded.
  done clear
  D)
  Golgi - Stacks of flattened apparatus vesicles
  done clear
  View Answer play_arrow

• question_answer126) Lipids, which can be found in oil based salad dressings and ice cream, during digestion are splitted into
  A)
  fatty acids and glycerol
  done clear
  B)
  glycerol and amino acids
  done clear
  C)
  glucose and fatty acids
  done clear
  D)
  glucose and amino acids
  done clear
  View Answer play_arrow

• question_answer127) The process by which ATP is produced in the inner membrane of a mitochondrion. The electron transport system transfers protons from the inner compartment of the outer; as the protons flow back to the inner compartment, the energy of their movement is used to add phosphate to ADP, forming ATP.
  A)
  Chemiosmosis
  done clear
  B)
                         Phosporylation
  done clear
  C)
         Glycolysis           
  done clear
  D)
         Fermentation
  done clear
  View Answer play_arrow

• question_answer128) Enzyme often have additional parts in their structures that are made up of molecules other than proteins. When this additional chemical part is an organic molecule, it is called
  A)
  cofactor              
  done clear
  B)
                         coenzyme
  done clear
  C)
  substrates          
  done clear
  D)
         Both (a) and (b)                               
  done clear
  View Answer play_arrow

• question_answer129) Animals possess nerve networks or nervous systems to respond to their environment. But the single called Amoeba does not possesses any nerve cell, so, how it come to know whether a particle it encounters is a grain of sand and not its dinner ?
  A)
  By chemotaxis                  
  done clear
  B)
  By skin                 
  done clear
  C)
         By hormones    
  done clear
  D)
         All of these
  done clear
  View Answer play_arrow

• question_answer130) Genetically engineered bovine (bST), sometimes called rbST (recombinant bovine somatotropin) or rbGH (recombinant bovine growth hormone) are used in the
  A)
  therapeutic drugs           
  done clear
  B)
  agriculture         
  done clear
  C)
         dairy industry   
  done clear
  D)
         DNA fingerprinting
  done clear
  View Answer play_arrow

• question_answer131) This method of finding a gene is used when researchers know very little about the gene they are trying to find. This process results in a complete gene library: a collection of copies of DNA fragments that represent the entire genome of an organism.
  A)
  Cloning                                
  done clear
  B)
  Shotgun cloning                               
  done clear
  C)
  Gene synthesis cloning
  done clear
  D)
  PCR
  done clear
  View Answer play_arrow

• question_answer132) Which one of the following disorders and characteristic is correctly matched?
  A)
  Cystic fibrosis - Production of thick mucous that clogs airways
  done clear
  B)
  Sickle cell- Brain deterioration anaemia beginning at months of age
  done clear
  C)
  Achondroplasia- Extra fingers or toes
  done clear
  D)
  Huntingtons - Skeletal, eye and disease cardiovascular defects
  done clear
  View Answer play_arrow

• question_answer133) Which of the following hormones is secreted by implanted blastocyst that acts on the corpus luteum in the ovary, stimulating the body to produce estrogens and progesterone to maintain the uterine lining?
  A)
  Estrogen                             
  done clear
  B)
  HCG                      
  done clear
  C)
         Progesterone   
  done clear
  D)
         Oxytocin
  done clear
  View Answer play_arrow

• question_answer134) Pythons possess tiny leg bones that serve no purpose in locomotion. Such organs are
  A)
  homologous organs       
  done clear
  B)
  analogous organs                            
  done clear
  C)
  vestigial organs                
  done clear
  D)
  Both (a) and (c)
  done clear
  View Answer play_arrow

• question_answer135) The two critical steps in the evolution of humans were the
  A)
  evolution of bipedalism and the enlargement of the brain
  done clear
  B)
  making and using tools
  done clear
  C)
  using fire and making shelters
  done clear
  D)
  exhibiting culture and having sophisticated tools
  done clear
  View Answer play_arrow

• question_answer136) In which of the following patterns of viral replication, viruses enter a cell, replicate and then cause the cell to burst, releasing new viruses?
  A)
  Lytic                                      
  done clear
  B)
  Lysogenic           
  done clear
  C)
         Repreogenic     
  done clear
  D)
         Both (a) and (b)
  done clear
  View Answer play_arrow

• question_answer137) Cell A has osmotic potential of - 18 bars and pressure potential of 8 bars, whereas, cell B has osmotic potential of - 14 bars and pressure potential 2 bars. The direction of flow of water will be
  A)
  from cell B to cell A         
  done clear
  B)
  from cell A to cell B
  done clear
  C)
  no flow of water
  done clear
  D)
  in both the directions
  done clear
  View Answer play_arrow

• question_answer138) The posterior part of the retina, which is just opposite to the lens is
  A)
  cornea                                 
  done clear
  B)
  yellow spot        
  done clear
  C)
         area centralis    
  done clear
  D)
         Both (b) and (c)               
  done clear
  View Answer play_arrow

• question_answer139) Tay-Sachs disease results due to lack of enzyme
  A)
  glucokinase                       
  done clear
  B)
  hexosaminidase A                          
  done clear
  C)
  pyruvate kinase               
  done clear
  D)
         Na- - K+ ATPase
  done clear
  View Answer play_arrow

• question_answer140) A woman is married for the second time. Her first husband was ABO blood type A, and her child by that marriage was type O. Her new husband is type B and their child is type AB. What is the womans ABO genotype and blood type?
  A)
  \[{{\text{I}}^{\text{A}}}{{\text{I}}^{\text{O}}};\] Blood type A
  done clear
  B)
         \[{{\text{I}}^{\text{A}}}{{\text{I}}^{B}};\] Blood type AB
  done clear
  C)
  \[{{\text{I}}^{B}}{{\text{I}}^{\text{O}}};\] Blood type B
  done clear
  D)
  \[{{\text{I}}^{\text{O}}}{{\text{I}}^{\text{O}}};\] Blood type O
  done clear
  View Answer play_arrow

• question_answer141) This pedigree is of a rare trait, in which children have extra fingers and toes. Which one of the following patterns of inheritance is consistent with this pedigree?
  A)
  Autosomal recessive     
  done clear
  B)
  Autosomal dominant
  done clear
  C)
  Y-linkage
  done clear
  D)
  Sex linked recessive
  done clear
  View Answer play_arrow

• question_answer142) What is the correct sequence of the steps given here? Also work out the process depicted in the steps. (i) Homologous chromosomes move toward opposite poles of the cell; chromatids do not separate (ii)           Chromosomes gather together at the two poles of the cell and the nuclear membranes reform (iii)          Homologous chromosomes pair and exchange segments (iv)         Homologous chromosomes align on a central plate (v)          The haploid cells separate completely
  A)
  The correct sequence is III \[\to \] IV \[\to \] I \[\to \] II -and the process is meiosis-I
  done clear
  B)
  The correct sequence is II \[\to \] I \[\to \] V \[\to \] IV \[\to \] III and the process is mitosis
  done clear
  C)
  The correct sequence is IV \[\to \] I \[\to \]III \[\to \] II \[\to \] V and the process is meiosis-I
  done clear
  D)
  The correct sequence is II \[\to \] V \[\to \] IV \[\to \] I \[\to \] II and the process is mitosis
  done clear
  View Answer play_arrow

• question_answer143) Which of the following matches correctly?
  A)
  Factor II - Thromboplastin
  done clear
  B)
  Factor III - Prothrombin
  done clear
  C)
  Factor VIII - Antihaemophilic globulin
  done clear
  D)
  Factor XII - Haemophilic
  done clear
  View Answer play_arrow

• question_answer144) Pick out the correct match
  A)
  Sternum - 14
  done clear
  B)
  Pelvis - 3
  done clear
  C)
  Ribs - 20
  done clear
  D)
  Face - 5
  done clear
  View Answer play_arrow

• question_answer145) The pH of the digestive juices within the human small intestine is between 7.5 and 8.5. This environment is slightly
  A)
  basic                                     
  done clear
  B)
  acidic                    
  done clear
  C)
  neutral                
  done clear
  D)
         None of these
  done clear
  View Answer play_arrow

• question_answer146) Who is known as father of physiological genetics or father of biochemical generics?
  A)
  Slatyer                                 
  done clear
  B)
  Charles Elton
  done clear
  C)
  Taylor                   
  done clear
  D)
         Archibald Garrod
  done clear
  View Answer play_arrow

• question_answer147) Which of the following matches correctly?
  A)
  Inferior vena cava - Receives deoxygenated blood from the head and body
  done clear
  B)
  Superior vena cava - Receives deoxygenated blood from the lower body and organs
  done clear
  C)
  Pulmonary artery - Carries deoxygenated blood to the lungs
  done clear
  D)
  Hepatic artery - Carries deoxygenated blood to the gut
  done clear
  View Answer play_arrow

• question_answer148) The thread like tendons of papillary musdes inserted upon the flaps of tricuspid and bicuspid valves are
  A)
  chordae tendinae
  done clear
  B)
         yellow elastin fibres
  done clear
  C)
  reticulate fibres
  done clear
  D)
  collagen fibres
  done clear
  View Answer play_arrow

• question_answer149) In the central nervous system myelinated fibres form the???? while the non myelinated fibre cells form the
  A)
               grey matter; white matter
  done clear
  B)
  white matter; grey matter
  done clear
  C)
  ependymal cells; neurosecretory cells
  done clear
  D)
  neurosecretory cells; ependymal cells
  done clear
  View Answer play_arrow

• question_answer150) In prokaryotes, the process of replication is catalysed by the following enzymes. Identify which of the enzymes is best coordinate with the role.
  A)
  Helicase - Joins the ends of DNA segments
  done clear
  B)
  DNA polymerase - I - Synthesises DNA
  done clear
  C)
  DNA polymerase - II - Erases primer and fills gaps
  done clear
  D)
  Primase -Synthesises RNA Primers
  done clear
  View Answer play_arrow

• question_answer151) Which of the following is correctly matched?
  A)
  Central Rice Research- Shimla Institute
  done clear
  B)
  National Botanical- Delhi Research Institute
  done clear
  C)
  Central Drug Research- Cuttack Institute
  done clear
  D)
  Central food Technology- Mysore Research Institute
  done clear
  View Answer play_arrow

• question_answer152) Wonder wheat is new wheat variety developed by
  A)
  Mexicos international Wheat and Maize Improvement Centre
  done clear
  B)
  Indian National Botanical Research Institute
  done clear
  C)
  Australian Crop Improvement Centre
  done clear
  D)
  African Crop Improvement Centre
  done clear
  View Answer play_arrow

• question_answer153) Thiamine \[({{B}_{1}})\] deficiency results in
  A)
  Wernickes syndromes
  done clear
  B)
  Korsakoffs syndromes
  done clear
  C)
  osteonecrosis
  done clear
  D)
  tunnel vision
  done clear
  View Answer play_arrow

• question_answer154) The government of India in 1980s has introduced a concept to work closely with the local communities for protecting and managing forests. The concept is
  A)
  Forest Research Institutes
  done clear
  B)
  Panel of focal communities for forest management
  done clear
  C)
  Joint Forest Management
  done clear
  D)
  Jhum Cultivation
  done clear
  View Answer play_arrow

• question_answer155) The thickness of the ozone is measured in terms of
  A)
  P                                            
  done clear
  B)
  DU                         
  done clear
  C)
  n                            
  done clear
  D)
         RA
  done clear
  View Answer play_arrow

• question_answer156) hn-RNA undergoes two additional processing. Out of which, in one of them an unusual nucleotide (methyl guanosine triphosphate) is added to the 5-end of hnRNA. This is known as
  A)
  capping                               
  done clear
  B)
  tailing                   
  done clear
  C)
         splicing                
  done clear
  D)
         termination
  done clear
  View Answer play_arrow

• question_answer157) In some seeds, reminants of nucellus are also persistent. This residual, persistent nucellus is the
  A)
  pericarp
  done clear
  B)
                                         perisperm          
  done clear
  C)
         chalazosperm   
  done clear
  D)
         mesosperm
  done clear
  View Answer play_arrow

• question_answer158) The potential difference across the membrane of nerve fibre when it does not shown any physiological activity is called resting potential. It is about
  A)
  - 60 mv                
  done clear
  B)
         - 80 mv                
  done clear
  C)
  + 60 mv                
  done clear
  D)
         + 90 mv
  done clear
  View Answer play_arrow

• question_answer159) FAD is a coenzyme derived from
  A)
  riboflavin                            
  done clear
  B)
  vitamin\[-{{B}_{12}}\]
  done clear
  C)
  thiamine                             
  done clear
  D)
         niacin
  done clear
  View Answer play_arrow

• question_answer160) Echidna and Omithorhynchus are the connecting links between
  A)
  amphibians and aves
  done clear
  B)
  mammals and amphibians
  done clear
  C)
  reptiles and mammals
  done clear
  D)
  reptiles and amphibians
  done clear
  View Answer play_arrow

• question_answer161) Assertion With few exceptions tropics harbour more species than temperate or polar areas. Reason Species diversity decreases as we move away from the equator towards the poles.
  A)
  If both Assertion and Reason are true and Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false
  done clear
  View Answer play_arrow

• question_answer162) Assertion Reduction division occurs        in anaphase-I. So there is no need of meiosis. Reason Meiosis-II occurs to separate homologous chromosomes.
  A)
  If both Assertion and Reason are true and Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false
  done clear
  View Answer play_arrow

• question_answer163) Assertion Allelopathy is a form of ammensalism that occurs in plants. Reason Association of rooting plants with fungal hyphae, is an important example of ammensalism.
  A)
  If both Assertion and Reason are true and Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false
  done clear
  View Answer play_arrow

• question_answer164) Assertion Generally, a woman do not conceive during lactation period. Reason The hormone prolactin initiates and maintain lactation in a woman.
  A)
  If both Assertion and Reason are true and Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false
  done clear
  View Answer play_arrow

• question_answer165) Assertion The imbalance in concentration of sodium and potassium ions and proteins generates the resting potential. Reason To maintain unequal distribution of sodium and potassium, neurons use electrical energy.
  A)
  If both Assertion and Reason are true and Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false
  done clear
  View Answer play_arrow

• question_answer166) Assertion The regulation of RBC production is accompanied by the kidneys. Reason Erythropoietin hormone circulates to the red bone marrow, where it increases stem cell mitosis and speeds up the development of RBCs.
  A)
  If both Assertion and Reason are true and Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false
  done clear
  View Answer play_arrow

• question_answer167) Assertion There is no chance of transmission of malaria to a man on the bite of a male Anopheles mosquito. Reason It carries a non-virulent strain of Plasmodium.
  A)
  If both Assertion and Reason are true and Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false
  done clear
  View Answer play_arrow

• question_answer168) Assertion Minerals are not biologically active substances. Reason Some individuals suffer anaemia due to deficiency of copper.
  A)
  If both Assertion and Reason are true and Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false
  done clear
  View Answer play_arrow

• question_answer169) Assertion Chimpanzee is the closest relative of present day humans. Reason The banding pattern in the autosome number 3 and 6 are remarkably similar.
  A)
  If both Assertion and Reason are true and Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false
  done clear
  View Answer play_arrow

• question_answer170) Assertion The honey bee queen copulates only once in life. Reason It can lay both fertilised and unfertilised eggs.
  A)
  If both Assertion and Reason are true and Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false
  done clear
  View Answer play_arrow

• question_answer171) Assertion King cobra is adaptive to oriental realm. Reason Wallace line prevents interaction of king cobra and kangaroo.
  A)
  If both Assertion and Reason are true and Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false
  done clear
  View Answer play_arrow

• question_answer172) Assertion Leaf butterfly and stick insect show mimicry to dodge their enemies. Reason Mimicry is a method of acquire body colour blending with the surroundings.
  A)
  If both Assertion and Reason are true and Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false
  done clear
  View Answer play_arrow

• question_answer173) Assertion Charcoal has equal heating power than wood. Reason In pBR 322 alien DNA is ligated generally in the area of Bam-HI site of tetracycline resistance gene.
  A)
  If both Assertion and Reason are true and Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false
  done clear
  View Answer play_arrow

• question_answer174) Assertion Recognition site should be preferably single and responsive to commonly used restriction enzyme. Reason In pBR 322 alien DNA is ligated generally in the area of Bam-HI site of tetracycline resistance gene.
  A)
  If both Assertion and Reason are true and Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false
  done clear
  View Answer play_arrow

• question_answer175) Assertion Recently, the government of India institued the Amrita Devi Bishnoi Wildlife Protection Award. Reason We can speed up the reforestation by planting trees.
  A)
  If both Assertion and Reason are true and Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false
  done clear
  View Answer play_arrow

• question_answer176) Assertion DNA fingerprinting involves identifying differences in some specific regions in DNA sequence. Reason In repetitive DNA sequences, a small stretch of DNA is repeated many times.
  A)
  If both Assertion and Reason are true and Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false
  done clear
  View Answer play_arrow

• question_answer177) Assertion Chlorella could serve as a potential source of food and energy. Reason When dried, Chlorella has 15% protein, 45% fat, 10% carbohydrate, 20% fibre, and 10% minerals and vitamins.
  A)
  If both Assertion and Reason are true and Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false
  done clear
  View Answer play_arrow

• question_answer178) Assertion Oil will form a film on the top of the water, affecting the amount of light entering the water. Reason Oil is a polar molecule, and forms hydrogen bonds.
  A)
  If both Assertion and Reason are true and Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false
  done clear
  View Answer play_arrow

• question_answer179) Assertion Bacteria and other particles pass down the wind pipe and enter the lungs, causing damage to the tissue. Reason Smoking reduces ciliary effectiveness.
  A)
  If both Assertion and Reason are true and Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false
  done clear
  View Answer play_arrow

• question_answer180) Assertion Most evolutionary trees place unformation about the pattern of relationships among organisms on the vertical axis and information about time on the horizontal axis. Reason An evolutionary tree depicts the pattern of relationships among parents and their offsprings.
  A)
  If both Assertion and Reason are true and Reason is the correct explanation of the Assertion.
  done clear
  B)
  If both Assertion and Reason are true but the Reason is not the correct explanation of Assertion.
  done clear
  C)
  If Assertion is true but Reason is false.
  done clear
  D)
  If both Assertion and Reason are false
  done clear
  View Answer play_arrow

• question_answer181) Santosh Trophy is related to
  A)
   Cricket                                
  done clear
  B)
          Badminton        
  done clear
  C)
                          Golf                     
  done clear
  D)
                         Football
  done clear
  View Answer play_arrow

• question_answer182) The Barrah dacoity was the first major venture of the revolutionary terrorists of the Freedon Movement in
  A)
   The Madras Presidency               
  done clear
  B)
   Punjab                
  done clear
  C)
                          Bombay-Karnataka       
  done clear
  D)
          East Bengal
  done clear
  View Answer play_arrow

• question_answer183) Michael Ferreira is associated with which of the following games?           
  A)
   Chess                  
  done clear
  B)
                          Snooker                             
  done clear
  C)
          Golf                     
  done clear
  D)
                          None of the above
  done clear
  View Answer play_arrow

• question_answer184) Moorish traveller, Ibn Batutah, came to India during the time of
  A)
   Ala-ud-din Khalji             
  done clear
  B)
                          Firuz Shah Tughlaq
  done clear
  C)
          Balban
  done clear
  D)
          Mohammed-bin-Tughlaq
  done clear
  View Answer play_arrow

• question_answer185) Red Cross was founded by         
  A)
   J.H. Durant        
  done clear
  B)
                          Baden Powell  
  done clear
  C)
                          Trygve Lie          
  done clear
  D)
                          Frederick Passey
  done clear
  View Answer play_arrow

• question_answer186) Where is the H.Q. of the Amnesty International?
  A)
   Geneva                              
  done clear
  B)
                          London                               
  done clear
  C)
                          Paris                    
  done clear
  D)
                          New York          
  done clear
  View Answer play_arrow

• question_answer187) Who were the three statements who formulated NAM?
  A)
   Tito, Nasser and Bhutto
  done clear
  B)
          Nehru, Nasser and Gandhi
  done clear
  C)
          Nasser, Tito and Nehru
  done clear
  D)
          Nehru, Chouen-Lai and Bhutto
  done clear
  View Answer play_arrow

• question_answer188) Who is known as Little Corporal?
  A)
   Adolf Hider       
  done clear
  B)
                          Napolean Bonaparte
  done clear
  C)
          William E. Cladstone
  done clear
  D)
          None of the above
  done clear
  View Answer play_arrow

• question_answer189) Who wrote As You Like It?
  A)
   Bernard Shaw  
  done clear
  B)
                          William Shakespeare
  done clear
  C)
          Leo. Tolstoy
  done clear
  D)
          Mulk Raj Anand
  done clear
  View Answer play_arrow

• question_answer190) Ain-i-Akbari is written by
  A)
   Firdausi                              
  done clear
  B)
                          Ghalib                 
  done clear
  C)
          Abul Fazal          
  done clear
  D)
                          None of the above
  done clear
  View Answer play_arrow

• question_answer191) When was the Border Security Force (BSF) raised?
  A)
   1947                     
  done clear
  B)
                          1950                     
  done clear
  C)
                          1960                     
  done clear
  D)
                          1965
  done clear
  View Answer play_arrow

• question_answer192) MODVAT relates to
  A)
   Sales tax                            
  done clear
  B)
                          wealth tax         
  done clear
  C)
                          Income tax       
  done clear
  D)
                          excise duty
  done clear
  View Answer play_arrow

• question_answer193) The one rupee note bears the signature of
  A)
   Secretary, Ministry of Finance
  done clear
  B)
          Governor, Reserve Bank of India
  done clear
  C)
          Finance Minister
  done clear
  D)
          None of the above
  done clear
  View Answer play_arrow

• question_answer194) Which among the following is the feature film produced in India by Dada Saheb Phalke?
  A)
   Alam Ara            
  done clear
  B)
                         Raja Harishchandra
  done clear
  C)
          Shakuntala
  done clear
  D)
          None of the above
  done clear
  View Answer play_arrow

• question_answer195) In Indian Plan holiday was after
  A)
  China-India war of 1962
  done clear
  B)
         Draught of 1966
  done clear
  C)
         Pakistan war of 1971
  done clear
  D)
         Pakistan war of 1965
  done clear
  View Answer play_arrow