Solved papers for JIPMER Jipmer Medical Solved Paper-2001

done Jipmer Medical Solved Paper-2001 Total Questions - 200

• question_answer1) A motor pump-set lifts 300 kg of water per minute from a well of depth 20 m and delivers to a height of 20 m. Then its power is:
  A)
   3 kW                                    
  done clear
  B)
   1.96 kW              
  done clear
  C)
          0.98 kW              
  done clear
  D)
          3.92 kW
  done clear
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• question_answer2) The maximum and minimum distance of a comet from the sun are \[8\times {{10}^{12}}m\] and\[1.6\times {{10}^{12}}m\]. If its velocity when nearest to the sun is 60 m/s, what will be its velocity in m/s when farthest?
  A)
   12                         
  done clear
  B)
          60                         
  done clear
  C)
   112                       
  done clear
  D)
          6
  done clear
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• question_answer3) The kinetic energy K of a particle moving along a circle of radius R depends on the distance covered s as \[K=a{{s}^{2}}\]. The force acting on the particle is:
  A)
   \[\frac{2a{{R}^{2}}}{s}\]                                              
  done clear
  B)
   \[\frac{2a{{s}^{2}}}{R}\]                              
  done clear
  C)
   \[{{\left[ 1+\left( \frac{{{s}^{2}}}{{{R}^{2}}} \right) \right]}^{1/2}}\]        
  done clear
  D)
          \[2as\]
  done clear
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• question_answer4) According to Newton, the viscous force acting between liquid layers of area A and velocity gradient\[\frac{\Delta \upsilon }{\Delta z}\]is given by \[F=\eta A\frac{\Delta \upsilon }{\Delta z}\] where \[\eta \]  is a constant called coefficient of viscosity. The dimension of \[\eta \] are:
  A)
   \[\text{ }\!\![\!\!\text{ M}{{\text{L}}^{\text{2}}}{{\text{T}}^{\text{-2}}}\text{ }\!\!]\!\!\text{ }\]            
  done clear
  B)
          \[\text{ }\!\![\!\!\text{ M}{{\text{L}}^{\text{-1}}}{{\text{T}}^{\text{-1}}}\text{ }\!\!]\!\!\text{ }\]           
  done clear
  C)
          \[\text{ }\!\![\!\!\text{ M}{{\text{L}}^{-2}}{{\text{T}}^{-2}}\text{ }\!\!]\!\!\text{ }\]       
  done clear
  D)
          \[\text{ }\!\![\!\!\text{ }{{\text{M}}^{0}}{{\text{L}}^{0}}{{\text{T}}^{0}}\text{ }\!\!]\!\!\text{ }\]
  done clear
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• question_answer5) If a charged spherical conductor of radius 10 cm has potential V at a point distant 5 cm from its centre, then the potential at a point distant 15 cm from the centre will be:
  A)
   \[\text{3V}\]                    
  done clear
  B)
          \[\text{3/2V}\]               
  done clear
  C)
   \[\text{2/3V}\]               
  done clear
  D)
          \[\text{1/3V}\]
  done clear
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• question_answer6) Ratio of kinetic energy and rotational energy in the motion of a disc is:
  A)
   2 : 7      
  done clear
  B)
                                          3 : 1                      
  done clear
  C)
          1 : 2                      
  done clear
  D)
          1 : 1
  done clear
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• question_answer7) A small satellite is revolving near earths surface. Its orbital velocity will be nearly:
  A)
   11.2 km/sec      
  done clear
  B)
   6 km/sec            
  done clear
  C)
          4 km/sec            
  done clear
  D)
          8 km/sec
  done clear
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• question_answer8) In intrinsic semiconductor at room temperature, number of electrons and holes are:
  A)
   unequal             
  done clear
  B)
          equal                   
  done clear
  C)
   infinite                
  done clear
  D)
          zero
  done clear
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• question_answer9) A radioactive element \[_{90}{{X}^{238}}\] decays into \[_{83}{{\Upsilon }^{222}}.\] The number of P-particle emitted are:
  A)
   1                            
  done clear
  B)
          2                            
  done clear
  C)
   4                            
  done clear
  D)
          6
  done clear
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• question_answer10) A body is thrown with a velocity of 9.8 m/s making an angle of \[30{}^\circ \] with the horizontal. It will hit the ground after a time:
  A)
   1.5 s       
  done clear
  B)
                          1 s                         
  done clear
  C)
   3s                          
  done clear
  D)
          2s
  done clear
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• question_answer11) 220 V, 50 Hz AC source is connected to an inductance of 0.2 H and a resistance of 20 ohm in series. What is the current in the circuit:
  A)
   3.33 A                  
  done clear
  B)
          33.3 A                  
  done clear
  C)
          5 A                        
  done clear
  D)
          10 A
  done clear
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• question_answer12) A particle moves along a straight line such that its displacement at any time t is given by \[S={{t}^{3}}-6{{t}^{2}}+3t+4.\] The velocity when the accelerations zero in m/s is:
  A)
   -9
  done clear
  B)
                                          -12                        
  done clear
  C)
   42                         
  done clear
  D)
          3
  done clear
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• question_answer13) A parallel plane condenser is filled with two dielectrics as shown in figure. Area of each plate is A in m2 and the separation is d metre. The dielectric constants are \[{{K}_{1}}\] and \[{{K}_{2}}\] respectively. Its capacitance in farad will be:
  A)
  \[\frac{2{{\varepsilon }_{0}}A}{d}\left( \frac{{{K}_{1}}+{{K}_{2}}}{{{K}_{1}}{{K}_{2}}} \right)\]     
  done clear
  B)
  \[\frac{{{\varepsilon }_{0}}A}{d}\left( \frac{{{K}_{1}}+{{K}_{2}}}{{{K}_{1}}{{K}_{2}}} \right)\]
  done clear
  C)
         \[\frac{{{\varepsilon }_{0}}A}{d}\left( \frac{{{K}_{1}}+{{K}_{2}}}{2{{K}_{1}}{{K}_{2}}} \right)\]
  done clear
  D)
         \[\frac{{{\varepsilon }_{0}}A{{K}_{1}}+{{K}_{2}}}{2({{d}_{2}}{{K}_{1}}+{{d}_{1}}{{K}_{2}})}\]        
  done clear
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• question_answer14) Momentum of a photon of wavelength \[\lambda \] is:
  A)
   \[\frac{h\lambda }{c}\]
  done clear
  B)
                          \[\frac{h\lambda }{{{c}^{2}}}\]                 
  done clear
  C)
   \[\frac{h}{\lambda }\]                  
  done clear
  D)
          zero
  done clear
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• question_answer15) Atomic weight of boron is 10.81 and it has two isotopes \[_{5}{{B}^{10}}\] and\[_{5}{{B}^{11}}\]. Then ratio of \[_{\text{5}}{{\text{B}}^{\text{11}}}\text{:}{{\,}_{\text{5}}}{{\text{B}}^{\text{11}}}\] in nature would be :
  A)
   81 : 19          
  done clear
  B)
                          15 : 16 
  done clear
  C)
          10 : 11                 
  done clear
  D)
          19 : 81
  done clear
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• question_answer16) The essential distinction between X-rays and \[\gamma \]-rays is that:
  A)
  \[\gamma \]-rays are more penetrating than X-rays
  done clear
  B)
  \[\gamma \]-rays have greater ionising power than X-rays
  done clear
  C)
   \[\gamma \]-rays eminatc from nucleus while X-rays eminate from outer part of the atom
  done clear
  D)
   \[\gamma \]-rays have smaller wavelength that X-rays
  done clear
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• question_answer17) A convex lens of focal length\[f\]produces an image 1/n times than that of the size of the object. The distance of the object from the lens is:
  A)
   \[\frac{f}{n}\]                
  done clear
  B)
                          \[nf\]                  
  done clear
  C)
   \[(n-1)f\]           
  done clear
  D)
          \[(n+1)f\]
  done clear
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• question_answer18) A polariser is used to:
  A)
   increase intensity of light
  done clear
  B)
   produce unpolarised light
  done clear
  C)
   reduce intensity of light
  done clear
  D)
   produce polarised light
  done clear
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• question_answer19) A luminous object is placed at a distance of 30 cm from the convex lens of focal length 20 cm. On the other side of the lens, at what distance from the lens a convex mirror of radius of curvature 10 cm be placed in order to have an upright image of the object coincident with it;
  A)
   30cm                                   
  done clear
  B)
   60cm                   
  done clear
  C)
   50cm                   
  done clear
  D)
          12cm
  done clear
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• question_answer20) The ratio of rms velocity of oxygen molecules at \[327{}^\circ C\] to the rms velocity of hydrogen molecules at \[27{}^\circ C\]. Given that molecular weights of hydrogen and oxygen are 2 and 32 respectively, is:
  A)
   \[1  :\sqrt{8}\]                              
  done clear
  B)
  \[\sqrt{8}:1\]                   
  done clear
  C)
  1 : 8                      
  done clear
  D)
  1 : 8
  done clear
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• question_answer21) A point source of light is placed 4 m below the surface of water of refractive index is 5/3. The minimum diameter of a disc which should be placed over the source on the surface of water to cut-off all light coming out of water is:
  A)
   6m                                        
  done clear
  B)
   3 m                       
  done clear
  C)
   4m                        
  done clear
  D)
          2 m
  done clear
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• question_answer22) A particle is moving Eastward with a velocity of 5 m/s. In 10 seconds the velocity changes to 5 m/s northwards. The average acceleration in this rime is:
  A)
   \[\text{1/2}\,\text{m/}{{\text{s}}^{\text{2}}}\] towards North-West
  done clear
  B)
   \[\text{1/}\sqrt{2}\,\text{m/}{{\text{s}}^{\text{2}}}\] towards North-East
  done clear
  C)
   zero
  done clear
  D)
   \[\text{1/}\sqrt{2}\,\text{m/}{{\text{s}}^{\text{2}}}\] towards North-West
  done clear
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• question_answer23) A point Q lies on the perpendicular bisector of an electrical dipole of dipole moment p. If the distance of Q from the dipole is r (much larger than the size of the dipole), then electric field at Q is proportional to:
  A)
   \[p\,\text{and}\,{{r}^{-3}}\]                                      
  done clear
  B)
   \[{{p}^{2}}\,\text{and}\,{{r}^{-3}}\]       
  done clear
  C)
   \[p\,\text{and}\,{{r}^{-2}}\]                      
  done clear
  D)
          \[{{p}^{-1}}\,\text{and}\,{{r}^{-2}}\]
  done clear
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• question_answer24) A battery of emf 10V and internal resistance 0.5 ohm is connected across a variable resistance R. The value of R for which the power delivered in it is maximum is given by :
  A)
   0.5 ohm                              
  done clear
  B)
   1.0 ohm              
  done clear
  C)
          2.0 ohm              
  done clear
  D)
          0.25 ohm
  done clear
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• question_answer25) A particle of mass m moving with velocity v strikes a stationary particle of mass 2 m and sticks to it. The speed of the system will be:
  A)
   \[3\upsilon \]                                   
  done clear
  B)
   \[\upsilon /3\]                 
  done clear
  C)
   \[2\upsilon \]                   
  done clear
  D)
          \[\upsilon /2\]
  done clear
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• question_answer26) Rocket engines lift a rocket from the earth surface because hot gas with high velocity:
  A)
   heat up the air which lifts the rocket
  done clear
  B)
   react against the rocket and push it up
  done clear
  C)
   push against the air
  done clear
  D)
   push against the earth
  done clear
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• question_answer27) A 500 kg car takes a round turn of radius 50 m with a velocity of 36 km/hr. The centripetal force is:
  A)
   1200 N                                
  done clear
  B)
   1000 N
  done clear
  C)
          250 N                   
  done clear
  D)
          750 N
  done clear
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• question_answer28) A bullet is fired from a rifle. If the rifle freely then the kinetic energy of the rifle is:
  A)
   more than that of the bullet
  done clear
  B)
   less than that of the bullet
  done clear
  C)
   same as that of the bullet
  done clear
  D)
   equal or less than bullet
  done clear
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• question_answer29) An ideal gas A and a real gap B have their volumes increased from V to 2V under isothermal conditions. The increase in internal energy:
  A)
   of A will be more than that of B
  done clear
  B)
   of B will be more than that of A
  done clear
  C)
   will be same in both A and B
  done clear
  D)
   will be zero in both the gases
  done clear
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• question_answer30) A transverse wave is represented by the equation\[y={{y}_{0}}\sin \,\frac{2\pi }{\lambda }(\upsilon t-x)\] For what value of \[\lambda \] is the particle velocity equal to two times the wave velocity:
  A)
   \[\lambda =\pi {{y}_{0}}\]                          
  done clear
  B)
   \[\lambda =\frac{\pi {{y}_{0}}}{2}\]       
  done clear
  C)
   \[\lambda =\frac{\pi {{y}_{0}}}{2}\]       
  done clear
  D)
          \[\lambda =2pi{{y}_{0}}\]
  done clear
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• question_answer31) A gas expands \[0.25\text{ }{{m}^{3}}\]at constant pressure \[{{10}^{3}}N/{{m}^{2}},\] the work done is:
  A)
   250 N                                   
  done clear
  B)
   250 W                  
  done clear
  C)
   250 J                    
  done clear
  D)
          2.5 ergs
  done clear
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• question_answer32) For a gas \[\frac{R}{{{C}_{\upsilon }}}=0.67.\] This gas is made up of molecules which are:
  A)
   monoatomic                    
  done clear
  B)
   polyatomic
  done clear
  C)
   mixture of diatomic and polyatomic molecules
  done clear
  D)
   diatomic
  done clear
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• question_answer33) The work done in increasing the size of a soap film from \[10\,cm\times 6\,m\] to \[10\,cm\times 11\,cm\] is\[3\times {{10}^{-4}}joule\]. The surface tension of the film is:
  A)
   \[11.0\times {{10}^{-2}}\text{N/m}\] 
  done clear
  B)
   \[6.0\times {{10}^{-2}}\text{N/m}\]                      
  done clear
  C)
   \[3.0\times {{10}^{-2}}\text{N/m}\]  
  done clear
  D)
          \[1.5\times {{10}^{-2}}\text{N/m}\]
  done clear
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• question_answer34) The escape velocity from the surface of earth is \[{{\upsilon }_{es.}}\] The escape velocity from the surface of a planet whose mass and radius are 3 times those of the earth will be:
  A)
   \[3{{\upsilon }_{es}}\]     
  done clear
  B)
                                          \[9{{\upsilon }_{es}}\]                 
  done clear
  C)
   \[{{\upsilon }_{es}}\]                    
  done clear
  D)
          \[27{{\upsilon }_{es}}\]
  done clear
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• question_answer35) A moving body of mass m and velocity 3 km/h collides with a rest body of mass 2 in and sticks to it- Now the combined mass starts to move. What will be the combined velocity?
  A)
   4 km/h                
  done clear
  B)
          1 km/h
  done clear
  C)
          2 km/h                
  done clear
  D)
          3 km/h
  done clear
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• question_answer36) In the figure shown a block of weight 10 N is resting on a horizontal surface (figure). The coefficient of static friction between the block and surface is  force of 3.5 N will keep the block in uniform motion, once it has been set in motion. A horizontal force of 3 N is applied to the block then:
  A)
   First it will move with a constant velocity for some time and then will have accelerated motion
  done clear
  B)
   the block move having accelerated motion over the surface
  done clear
  C)
   The block move over the surface with a constant velocity
  done clear
  D)
   The block will not move
  done clear
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• question_answer37) The binding energy per nucleon is maximum in the case of :
  A)
   \[_{92}^{235}\text{U}\]          
  done clear
  B)
                         \[_{56}^{141}\text{Ba}\]                            
  done clear
  C)
   \[_{26}^{56}\text{Fe}\]               
  done clear
  D)
          \[_{4}^{2}\text{He}\]
  done clear
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• question_answer38) The equation of travelling wave is \[y=60\,\cos \] \[(1800t-6x)\]y where y in microns, in seconds and x in metres. The ratio of maximum particle velocity to velocity of wave propagation is :
  A)
   \[3.6\]             
  done clear
  B)
                          \[3.6\times {{10}^{-6}}\]             
  done clear
  C)
          \[3.6\times {{10}^{-1}}\]             
  done clear
  D)
          \[3.6\times {{10}^{-4}}\]
  done clear
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• question_answer39) If the radius of earths orbit is made 1/4, the duration of an year will become :
  A)
   4 times               
  done clear
  B)
          8 times
  done clear
  C)
          1/4 times           
  done clear
  D)
          1/8 times
  done clear
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• question_answer40) A balloon contains \[500\text{ }{{m}^{3}}\]of helium at \[27{}^\circ C\] and 1 atmosphere pressure. The volume of the helium at \[-3{}^\circ C\] temperature and 0.5 atmosphere pressure will be:
  A)
   \[1000\text{ }{{m}^{3}}\]     
  done clear
  B)
          \[900\text{ }{{m}^{3}}\]              
  done clear
  C)
   \[700\text{ }{{m}^{3}}\]              
  done clear
  D)
          \[500\text{ }{{m}^{3}}\]
  done clear
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• question_answer41) In Youngs double slit experiment using sodium light \[(\lambda =5898\,\overset{\text{o}}{\mathop{\text{A}}}\,)\], 92 fringes are seen. If given colour \[(\lambda =5461\,\overset{\text{o}}{\mathop{\text{A}}}\,)\] is used, how many fringes will be seen:
  A)
   99              
  done clear
  B)
                          85                         
  done clear
  C)
   67                         
  done clear
  D)
          62
  done clear
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• question_answer42) The focal lengths of the objective and eye lenses of a telescope ane respectively 200 cm and 5 cm. The maximum magnifying power of the telescope will be:
  A)
   -100                                     
  done clear
  B)
   -60                        
  done clear
  C)
          -18        
  done clear
  D)
          -40
  done clear
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• question_answer43) The equation of a plane progressive wave is given by \[y=0.025\] sin\[(100t+0.25x).\] The frequency of this wave would be:
  A)
   \[\text{50}\,\text{Hz}\]                              
  done clear
  B)
   \[\text{100}\,\text{Hz}\]            
  done clear
  C)
          \[\frac{50}{\pi }\text{Hz}\]                        
  done clear
  D)
          none of these
  done clear
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• question_answer44) Which of the following statements is correct:
  A)
   the stopping potential increasing with increasing intensity of incident light
  done clear
  B)
   the photocurrent  increases  with increasing intensity of light
  done clear
  C)
   the photo current is proportional to applied voltage
  done clear
  D)
   the current in a photocell increases with increasing frequency of light
  done clear
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• question_answer45) The slope of frequency of incident light on stopping potential for a given surface will be:
  A)
   \[\frac{h}{e}\]                                 
  done clear
  B)
   \[eh\]                 
  done clear
  C)
   \[e\]                    
  done clear
  D)
          \[h\]
  done clear
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• question_answer46) Two simple pendulums of length 0.5 m and 20 m respectively are given small linear displacement in one direction at the same time. They will again be in the phase when the pendulum of shorter length has completed... oscillations:
  A)
   1                                            
  done clear
  B)
   3                            
  done clear
  C)
   2                            
  done clear
  D)
          5
  done clear
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• question_answer47) Minimum excitation potential of Bohrs first orbit in hydrogen atom is:
  A)
   3.6 V            
  done clear
  B)
                          10.2 V                  
  done clear
  C)
   13.6V                   
  done clear
  D)
          3.4V
  done clear
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• question_answer48) A car moving with a speed of 40 km/h be stopped by applying brakes after at least 2 m. If the same car is moving with a speed of 80 km/h, what is the minimum stopping distance:
  A)
   6m              
  done clear
  B)
                          4 m                       
  done clear
  C)
   2m                        
  done clear
  D)
          8 m
  done clear
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• question_answer49) Progressive waves are represented by the equation   \[{{y}_{1}}=a\,\sin \,(\omega t-x)\] and        \[{{y}_{2}}=b\,\cos \,(\omega t-x)\]       The phase difference between waves is:
  A)
   \[0{}^\circ \]                                     
  done clear
  B)
   \[45{}^\circ \]                  
  done clear
  C)
          \[90{}^\circ \]                  
  done clear
  D)
          \[180{}^\circ \]
  done clear
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• question_answer50) The working principle of a ball point pen is:
  A)
   Bernoullis theorem       
  done clear
  B)
   surface tension
  done clear
  C)
          gravity
  done clear
  D)
          viscosity
  done clear
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• question_answer51) A circular disc of mass M and radius r is rotating on a horizontal frictionless table about a diameter, with a constant angular velocity\[\omega .\]If\[m{{r}^{2}}{{\omega }^{2}}\]is \[\Upsilon \] then the kinetic energy of rotation is :
  A)
   0.125\[\Upsilon \]                                          
  done clear
  B)
   0.25\[\Upsilon \]                            
  done clear
  C)
   0.5\[\Upsilon \]              
  done clear
  D)
          0.75\[\Upsilon \]
  done clear
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• question_answer52) If the total energy of a particle is exactly twice of its rust energy then its speed in terms of me speed of light c is:
  A)
   \[\frac{\sqrt{3c}}{2}\]    
  done clear
  B)
                          c                            
  done clear
  C)
   \[\frac{3c}{4}\]                
  done clear
  D)
          \[\frac{c}{2}\]
  done clear
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• question_answer53) When the area of cross-section and length both are doubled, then its resistances :
  A)
   will remain the same
  done clear
  B)
   will become half
  done clear
  C)
   will become four times
  done clear
  D)
   will become double
  done clear
  View Answer play_arrow

• question_answer54) What is the magnitude of a point charge due to which the electric field 30 cm away has the magnitude \[2N\text{/}C\]\[\left( \frac{1}{4\pi {{\varepsilon }_{0}}}=9\times {{10}^{9}}\text{N}{{\text{m}}^{\text{2}}}\text{/}{{\text{C}}^{\text{2}}} \right)\]
  A)
   \[2\times {{10}^{-11}}C\]            
  done clear
  B)
          \[3\times {{10}^{-11}}C\]            
  done clear
  C)
          \[5\times {{10}^{-11}}C\]            
  done clear
  D)
          \[9\times {{10}^{-11}}C\]
  done clear
  View Answer play_arrow

• question_answer55) For which of the following colour, the magnifying power of a microscope will be maximum?
  A)
   white                  
  done clear
  B)
          red                       
  done clear
  C)
   yellow                 
  done clear
  D)
          violet
  done clear
  View Answer play_arrow

• question_answer56) The temperature of perfect black body is \[727{}^\circ C\] and its area is \[0.1\,{{m}^{2}}\]. If Stefans constant is\[5.67\text{ }watt/{{m}^{2}}s{{K}^{-4}},\] then heat radiated by it in 1 minute is:
  A)
   8100 cal 
  done clear
  B)
                                          81000 cal            
  done clear
  C)
          810 cal                 
  done clear
  D)
          81 cal
  done clear
  View Answer play_arrow

• question_answer57) The internal resistance of a primary cell is 4 \[\Omega \] It generates a current of 0.2 amp in an external resistance of 21 \[\Omega \] The rate at which chemical energy to consumed in providing current is:
  A)
   1 J/s   
  done clear
  B)
                                          5 J/s                     
  done clear
  C)
   0.42 J/s               
  done clear
  D)
          0.8 J/s
  done clear
  View Answer play_arrow

• question_answer58) Iionization potential of hydrogen atom is 13.6 eV. Hydrogen atom on the ground state rarely excited by monochromatic radiation of photon energy 12.1 eV. The special line emitted by a hydrogen atom according to Bohrs theory will be:
  A)
   one  
  done clear
  B)
                                          two
  done clear
  C)
   three                                   
  done clear
  D)
   four
  done clear
  View Answer play_arrow

• question_answer59) If the gravitational force between two objects were proportional to\[\frac{1}{R}\](and not\[\frac{1}{{{R}^{2}}})\] where R is separation between then a particle in circular orbit under such a force would have its orbital speed \[\upsilon \] proportional to:
  A)
   \[R\]         
  done clear
  B)
                          \[1/R\]                
  done clear
  C)
   \[R{}^\circ \]                    
  done clear
  D)
          \[1/{{R}^{2}}\]
  done clear
  View Answer play_arrow

• question_answer60) Two rigid bodies A and B rotate with rotational kinetic energies \[{{E}_{A}}\] and \[{{E}_{B}}\] respectively. The moments of inertia of A and B about the axis of rotation are \[{{I}_{A}}\] and \[{{I}_{B}}\]respectively. If\[{{I}_{A}}=\frac{{{I}_{B}}}{4}\] and\[{{E}_{A}}=100\,{{E}_{B}}\] the ratio of angular momentum\[({{L}_{A}})\]of A to the angular momentum \[({{L}_{B}})\] of B is:
  A)
           25              
  done clear
  B)
                          5/4                       
  done clear
  C)
   5                            
  done clear
  D)
          1/4
  done clear
  View Answer play_arrow

• question_answer61) The equivalent weight of aluminium in \[A{{l}_{2}}{{O}_{3}}\] will be:
  A)
   13.5                                      
  done clear
  B)
   27                         
  done clear
  C)
   9                            
  done clear
  D)
          102
  done clear
  View Answer play_arrow

• question_answer62) Which one pair of atoms or ions will have same configuration?
  A)
   \[{{F}^{+}}\] and \[Ne\]     
  done clear
  B)
          \[L{{i}^{+}}\] and \[H{{e}^{-}}\]
  done clear
  C)
                          \[C{{l}^{-}}\]and \[Ar\]     
  done clear
  D)
          \[Na\] and \[K\]
  done clear
  View Answer play_arrow

• question_answer63) \[HCl\] behaves as......in the reaction: \[HCl+HF\xrightarrow{{}}H_{2}^{+}Cl+{{F}^{-}}\]
  A)
   weak base      
  done clear
  B)
          weak acid          
  done clear
  C)
          strong base    
  done clear
  D)
          strong acid
  done clear
  View Answer play_arrow

• question_answer64) Radioactivity of neptunium \[({}_{93}N{{p}^{237}})\]stops when it is converted into:
  A)
   Bi-209    
  done clear
  B)
                          Rn-222
  done clear
  C)
          Th-230                
  done clear
  D)
          Pb-207
  done clear
  View Answer play_arrow

• question_answer65) In which of the following the angle between the two covalent bonds, is greatest?
  A)
   \[{{H}_{2}}O\] 
  done clear
  B)
          \[N{{H}_{3}}\] 
  done clear
  C)
          \[C{{H}_{4}}\]  
  done clear
  D)
          \[C{{O}_{2}}\]
  done clear
  View Answer play_arrow

• question_answer66) The reaction \[{{H}_{2}}S+{{H}_{2}}{{O}_{2}}\xrightarrow{{}}2{{H}_{2}}O+S\] shows:
  A)
   oxidizing action of \[{{H}_{2}}{{O}_{2}}\]
  done clear
  B)
   reducing action of \[{{H}_{2}}{{O}_{2}}\]
  done clear
  C)
   alkaline nature of \[{{H}_{2}}{{O}_{2}}\]
  done clear
  D)
   acidic nature of \[{{H}_{2}}{{O}_{2}}\]
  done clear
  View Answer play_arrow

• question_answer67) What is the oxidation state of Cr in \[Cr{{O}_{5}}\]?
  A)
   +10       
  done clear
  B)
                          +5                         
  done clear
  C)
          +6                         
  done clear
  D)
          +3
  done clear
  View Answer play_arrow

• question_answer68) A and B are two identical vessels. A contains 15 g of ethane at 298 K and 1 atm. The vessel B contains 75 g gas \[{{X}_{2}}\] at the same temperature and pressure. The vapour density of \[{{X}_{2}}\] is:
  A)
   300     
  done clear
  B)
                                          375                       
  done clear
  C)
   150                       
  done clear
  D)
          75                                   
  done clear
  View Answer play_arrow

• question_answer69) Which property is different for neutral atoms of the two isotopes of the same element?
  A)
   Number of protons
  done clear
  B)
   Atomic number
  done clear
  C)
   Number of neutrons
  done clear
  D)
   None of the above
  done clear
  View Answer play_arrow

• question_answer70) The rate of a first order reaction is\[0.693\times {{10}^{-2}}\,mol\,{{L}^{-1}}\,{{\min }^{-1}}\] and the initial concentration of the reactants is 1 M, \[{{t}_{1/2}}\] is equal to:
  A)
   6.92 minute
  done clear
  B)
   100 minutes
  done clear
  C)
   \[0.693\times {{10}^{-3}}\]minute           
  done clear
  D)
   \[0.693\times {{10}^{-2}}\]minute
  done clear
  View Answer play_arrow

• question_answer71) Which salt shows maximum osmotic pressure in its 1 M solution?
  A)
   \[MgC{{l}_{2}}\]      
  done clear
  B)
                          \[{{(N{{H}_{4}})}_{3}}P{{O}_{4}}\]          
  done clear
  C)
   \[N{{a}_{2}}S{{O}_{4}}\]         
  done clear
  D)
                          \[AgN{{O}_{3}}\]
  done clear
  View Answer play_arrow

• question_answer72) A solution of sodium borate has a pH of approximately:
  A)
   < 7      
  done clear
  B)
                          > 7        
  done clear
  C)
   = 7                        
  done clear
  D)
          between 4 and 5
  done clear
  View Answer play_arrow

• question_answer73) The e.m.f. of a cell, whose half-cells are given below, is: \[M{{g}^{2+}}+2{{e}^{-}}\xrightarrow{{}}Mg(s);\]     \[E{}^\circ =-\,2.37\,\,V\] \[C{{u}^{2+}}+2{{e}^{-}}\xrightarrow{{}}Cu(s);\]                     \[E{}^\circ =+\,0.34\,\,V\]
  A)
   \[+1.36\,\,V\] 
  done clear
  B)
                          \[+\,2.71\,V\]
  done clear
  C)
           \[-\,2.03\,\,V\]          
  done clear
  D)
          \[-\,2.71\,\,V\]
  done clear
  View Answer play_arrow

• question_answer74) In an exothermic reaction, the reactants:
  A)
   have more energy than the products
  done clear
  B)
   are at a higher temperature than the products
  done clear
  C)
   have less energy than products
  done clear
  D)
   have the same energy as the products
  done clear
  View Answer play_arrow

• question_answer75) When a catalyst is added to a system, the:
  A)
   value of equilibrium constant is decreased
  done clear
  B)
   the rate of forward reaction is increased and of backward reaction is decreased
  done clear
  C)
   equilibrium concentrations are unchanged
  done clear
  D)
   equilibrium concentrations are increased
  done clear
  View Answer play_arrow

• question_answer76) The number of moles of hydroxide \[(O{{H}^{-}})\] ion in 0.3 litre of 0.005 M solution of\[Ba{{(OH)}_{2}}\]is:
  A)
   0.0050                 
  done clear
  B)
   0.0030 
  done clear
  C)
          0.0015           
  done clear
  D)
          0.0075
  done clear
  View Answer play_arrow

• question_answer77) Which of the following solutions, will show highest resistance during the passage of current?
  A)
   0.05 N NaCI       
  done clear
  B)
   2 N NaCl             
  done clear
  C)
          0.1 N NaCI    
  done clear
  D)
          1 N NaCI
  done clear
  View Answer play_arrow

• question_answer78) For the reaction\[2N{{O}_{2}}(g)\rightleftharpoons 2NO(g)+{{O}_{2}}(g)\] \[{{K}_{c}}=1.8\times {{10}^{-6}}\]at\[185{}^\circ C.\] At \[185{}^\circ C,\]the \[{{K}_{c}}\]for reaction\[NO(g)+\frac{1}{2}({{O}_{2}})\,(g)\rightleftharpoons N{{O}_{2}}(g)is:\]
  A)
   \[1.95\times {{10}^{-3}}\]                           
  done clear
  B)
   \[1.95\times {{10}^{3}}\]            
  done clear
  C)
          \[7.5\times {{10}^{2}}\]               
  done clear
  D)
          \[0.9\times {{10}^{6}}\]
  done clear
  View Answer play_arrow

• question_answer79) For a reaction, \[{{C}_{6}}{{H}_{6}}(l)+\frac{15}{2}{{O}_{2}}(g)\xrightarrow{{}}3{{H}_{2}}O(l)+6{{O}_{2}}(g);\] \[\Delta H=-\,3264.6\,\,kJ\] Heat evolved when 39 g of \[{{C}_{6}}{{H}_{6}}\] are burnt is:
  A)
   2448.45 kJ      
  done clear
  B)
         6528.2 KJ            
  done clear
  C)
          1632.3 kJ        
  done clear
  D)
          816.15 kJ
  done clear
  View Answer play_arrow

• question_answer80) Self-ionisation of liquid ammonia occurs as \[2N{{H}_{3}}\rightleftharpoons NH_{4}^{+}+NH_{2}^{-};\]                         \[K={{10}^{-10}}\] In this solvent, an acid might be:
  A)
   \[NH_{4}^{+}\]
  done clear
  B)
   \[N{{H}_{3}}\]
  done clear
  C)
   any species that will form\[NH_{4}^{+}\]
  done clear
  D)
   all the above
  done clear
  View Answer play_arrow

• question_answer81) For a spontaneous reaction, which of the following condition is correct, at all temperatures?
  A)
   \[\Delta H<0,\,\Delta S<0\]
  done clear
  B)
          \[\Delta H>0,\,\Delta S<0\]
  done clear
  C)
          \[\Delta H<0,\,\Delta S>0\]
  done clear
  D)
          \[\Delta H>0,\,\Delta S>0\]
  done clear
  View Answer play_arrow

• question_answer82) Vapour density of a metal chloride is 47.5. If the valency of metal is 2, the metal is:
  A)
   Mg        
  done clear
  B)
          Ca                         
  done clear
  C)
   Ba                         
  done clear
  D)
          Pb
  done clear
  View Answer play_arrow

• question_answer83) An ore of potassium is:
  A)
   bauxite               
  done clear
  B)
   dolomite            
  done clear
  C)
          carnallite   
  done clear
  D)
          cryolite
  done clear
  View Answer play_arrow

• question_answer84) Red lead is an example of:
  A)
   basic oxide       
  done clear
  B)
          super oxide      
  done clear
  C)
                          mixed oxide     
  done clear
  D)
         amphoteric oxide
  done clear
  View Answer play_arrow

• question_answer85) Which nitrate leaves metallic globule on heating strongly?
  A)
   \[Pb{{(N{{O}_{3}})}_{2}}\]         
  done clear
  B)
          \[NaN{{O}_{3}}\]           
  done clear
  C)
   \[AgN{{O}_{3}}\]
  done clear
  D)
          \[Cu{{(N{{O}_{3}})}_{2}}\]
  done clear
  View Answer play_arrow

• question_answer86) Diborane reacts with water to form:
  A)
   \[{{H}_{3}}B{{O}_{3}}+{{H}_{2}}\]           
  done clear
  B)
          \[{{H}_{2}}\]                     
  done clear
  C)
          \[HB{{O}_{2}}\]               
  done clear
  D)
          \[{{H}_{3}}B{{O}_{3}}\]
  done clear
  View Answer play_arrow

• question_answer87) Bromine is liberated when an aqueous solution of\[KBr\]is treated with :
  A)
   dil.\[{{H}_{2}}S{{O}_{4}}\]      
  done clear
  B)
          \[{{I}_{2}}\]                      
  done clear
  C)
   \[C{{l}_{2}}\]      
  done clear
  D)
          \[S{{O}_{2}}\]
  done clear
  View Answer play_arrow

• question_answer88) To obtain chromium from chromic oxide \[\left( C{{r}_{2}}{{O}_{3}} \right),\] the method used is:
  A)
   alumino-thermic process
  done clear
  B)
   electrolytic reduction
  done clear
  C)
   carbon reduction
  done clear
  D)
   carbon-monoxide reduction
  done clear
  View Answer play_arrow

• question_answer89) What is formed, when cone. \[HN{{O}_{3}}\]reacts with phosphorus?
  A)
   \[HP{{O}_{3}}\]                               
  done clear
  B)
   \[{{H}_{3}}P{{O}_{3}}\]
  done clear
  C)
          \[{{H}_{3}}P{{O}_{4}}\]
  done clear
  D)
          \[P{{H}_{3}}\]
  done clear
  View Answer play_arrow

• question_answer90) Deuterium resembles hydrogen in chemical properties but reacts:
  A)
   more vigorously than hydrogen
  done clear
  B)
   faster than hydrogen
  done clear
  C)
   slower than hydrogen
  done clear
  D)
   just as hydrogen
  done clear
  View Answer play_arrow

• question_answer91) Tin, a silvery white metal exists in:
  A)
   two allotropic forms
  done clear
  B)
   five allotropic forms
  done clear
  C)
   three allotropic forms
  done clear
  D)
   four allotropic forms
  done clear
  View Answer play_arrow

• question_answer92) \[{{H}_{2}}S{{O}_{4}}\] acts as dehydrating agent in its reaction with:
  A)
   \[{{H}_{2}}{{C}_{2}}{{O}_{4}}\] 
  done clear
  B)
          \[Ba{{(OH)}_{2}}\]         
  done clear
  C)
          \[KOH\]              
  done clear
  D)
          \[Zn\]
  done clear
  View Answer play_arrow

• question_answer93) Lithopone is:                     
  A)
   \[BaS+ZnS{{O}_{4}}\]
  done clear
  B)
          \[BaC{{l}_{2}}+ZnS{{O}_{4}}\]   
  done clear
  C)
   \[BaS{{O}_{4}}+ZnS\]
  done clear
  D)
          \[BaC{{O}_{3}}+ZnC{{O}_{3}}\]
  done clear
  View Answer play_arrow

• question_answer94) Which carbide gives methane on hydrolysis?
  A)
   \[Ca{{C}_{2}}\]
  done clear
  B)
          \[A{{l}_{4}}{{C}_{3}}\]  
  done clear
  C)
          \[M{{g}_{2}}{{C}_{3}}\]
  done clear
  D)
          none of these
  done clear
  View Answer play_arrow

• question_answer95) Aldehydes are isomeric with:
  A)
   ketones         
  done clear
  B)
          alcohols              
  done clear
  C)
          ethers                 
  done clear
  D)
          none of these
  done clear
  View Answer play_arrow

• question_answer96) Conjugated double bonds are present of these in:
  A)
   1, 3-butadiene  
  done clear
  B)
          butylene            
  done clear
  C)
          isobutylene     
  done clear
  D)
          propylene
  done clear
  View Answer play_arrow

• question_answer97) In the following sequence of reactions, \[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}Br\xrightarrow{KOH(alc.)}(A)\xrightarrow{HBr}(B)\] \[\xrightarrow{KOH(aq.)}\,(C)\] The product C is:
  A)
   propan-2-ol    
  done clear
  B)
          propan-1-ol      
  done clear
  C)
          propyne        
  done clear
  D)
          propene
  done clear
  View Answer play_arrow

• question_answer98) Acetaldehyde undergoes self-condensation in presence of aluminium ethoxide to give ethyl acetate. This reaction is called:
  A)
   Aldol condensation
  done clear
  B)
   Cannizzaros reaction
  done clear
  C)
   Tischenkos reaction
  done clear
  D)
   Perkins reaction
  done clear
  View Answer play_arrow

• question_answer99) Diethyl ether on heating with cone. \[HI\] gives two moles of:
  A)
   methyl iodide  
  done clear
  B)
          ethyl iodide      
  done clear
  C)
          iodoform       
  done clear
  D)
          ethanol
  done clear
  View Answer play_arrow

• question_answer100) Compounds A, on heating with ammonia, gives compound B which on treating with cone.\[{{H}_{2}}S{{O}_{4}},\]gives compound C. This compound C on reduction gives ethyl amine. What is compound A?
  A)
   Ethanal               
  done clear
  B)
          Ethanol               
  done clear
  C)
          Propyl amine   
  done clear
  D)
          Acetic acid
  done clear
  View Answer play_arrow

• question_answer101) When acetone reacts with bleaching powder, the compound formed is:
  A)
   \[C{{H}_{3}}COOH\]      
  done clear
  B)
          \[C{{H}_{3}}CHO\]         
  done clear
  C)
          \[CHC{{l}_{3}}\]              
  done clear
  D)
          \[CC{{l}_{4}}\]
  done clear
  View Answer play_arrow

• question_answer102) The IUPAC name of gammexane is:
  A)
   benzene hexachloride
  done clear
  B)
   1, 2, 3, 4, 5, 6-hexachloro-benzene
  done clear
  C)
   1, 2, 3, 4, 5, 6-hexachlor-cyclohexane
  done clear
  D)
   all of me above
  done clear
  View Answer play_arrow

• question_answer103) Which of the following is not a nucleo-phile?
  A)
   \[HSO_{3}^{-}\]              
  done clear
  B)
          \[B{{F}_{3}}\]                   
  done clear
  C)
          Ammonia                          
  done clear
  D)
          \[O{{H}^{-}}\]
  done clear
  View Answer play_arrow

• question_answer104) When aniline is heated with benzal-dehyde, the product is:
  A)
   unsaturated acid
  done clear
  B)
         azoxy benzene
  done clear
  C)
                          Schiffs base    
  done clear
  D)
          benzoin
  done clear
  View Answer play_arrow

• question_answer105) The oxidation of toluene to benzaldehyde, in presence of chromyi chloride, is called:
  A)
   Reimer-Tiemann reaction
  done clear
  B)
   Etard reaction
  done clear
  C)
   Cannizzaros reaction
  done clear
  D)
   Wurtz reaction
  done clear
  View Answer play_arrow

• question_answer106) Identify the product Z in the series: \[C{{H}_{3}}CN\xrightarrow{Na/{{C}_{2}}{{H}_{5}}OH}X\xrightarrow{HN{{O}_{2}}}Y\xrightarrow{[O]}Z\]
  A)
   \[C{{H}_{3}}C{{H}_{2}}NHOH\] 
  done clear
  B)
   \[C{{H}_{3}}COOH\]      
  done clear
  C)
          \[C{{H}_{3}}C{{H}_{2}}CON{{H}_{2}}\]  
  done clear
  D)
   \[C{{H}_{3}}CHO\]
  done clear
  View Answer play_arrow

• question_answer107) What is obtained by the dry distillation of calcium formate?
  A)
   Formic acid    
  done clear
  B)
          Methanal          
  done clear
  C)
          Acetone        
  done clear
  D)
          Acetaldehyde
  done clear
  View Answer play_arrow

• question_answer108) A mixture of benzene and aniline can be separated by:
  A)
   hot water          
  done clear
  B)
   dil. HCl
  done clear
  C)
          dil. NaOH      
  done clear
  D)
          alcohol
  done clear
  View Answer play_arrow

• question_answer109) What is the following reaction called?
  A)
   Gattermann reaction
  done clear
  B)
   Schiemann reaction
  done clear
  C)
   Gomberg reaction
  done clear
  D)
   Sandmeyer reaction
  done clear
  View Answer play_arrow

• question_answer110) Which of the following is the best scientific method to test the presence of water in a liquid?
  A)
   Use of anhydrous copper sulphate
  done clear
  B)
   Use of litmus paper
  done clear
  C)
   Taste
  done clear
  D)
   Smell
  done clear
  View Answer play_arrow

• question_answer111) Which of the following transition element, shows the highest oxidation state?
  A)
   Cr                          
  done clear
  B)
          V                           
  done clear
  C)
   Fe                         
  done clear
  D)
          Mn
  done clear
  View Answer play_arrow

• question_answer112) If \[{{K}_{sp}}\] for \[HgS{{O}_{4}}\] is \[6.4\times {{10}^{-5}},\] then solubility of its salt is:
  A)
   \[6.4\times {{10}^{-5}}\,\text{mol}\,\,\text{litr}{{\text{e}}^{-1}}\]
  done clear
  B)
   \[6.4\times {{10}^{-3}}\text{ mol litr}{{\text{e}}^{-1}}\]
  done clear
  C)
   \[8\times {{10}^{-6}}\text{ mol litr}{{\text{e}}^{-1}}\]
  done clear
  D)
   \[8\times {{10}^{-3}}\text{ mol litr}{{\text{e}}^{-1}}\]
  done clear
  View Answer play_arrow

• question_answer113) The\[{{K}_{c}}\]for\[{{H}_{2}}(g)+{{I}_{2}}(g)\rightleftharpoons 2HI(g)\] is 64. If the volume of the container is reduced to one-half of its original volume, the value of the equilibrium constant will be:
  A)
   28                                         
  done clear
  B)
   64                         
  done clear
  C)
   32                         
  done clear
  D)
          16
  done clear
  View Answer play_arrow

• question_answer114) The structure of \[P{{F}_{5}}\] molecule is:
  A)
   trigonal bipyramidal
  done clear
  B)
   tetrahedral
  done clear
  C)
   pentagonal bipyramidal
  done clear
  D)
   square planar
  done clear
  View Answer play_arrow

• question_answer115) The dissociation constant of HCN is \[5\times {{10}^{-8}}\]. The pH of the solution prepared by mixing 1.5 moles of HCN and 0.15 moles of KCN in water and making up die total volume to \[0.5\,d{{m}^{3}}\]is:
  A)
   7.3020 
  done clear
  B)
                          5.3020 
  done clear
  C)
          6.3010           
  done clear
  D)
          6.6990
  done clear
  View Answer play_arrow

• question_answer116) The compound which forms a dative bond with ammonia, is:
  A)
   \[CC{{l}_{4}}\]                                 
  done clear
  B)
   \[BC{{l}_{3}}\] 
  done clear
  C)
          \[MgC{{l}_{2}}\]             
  done clear
  D)
          \[NaCl\]
  done clear
  View Answer play_arrow

• question_answer117) The molarity of a solution having 18 g of glucose (mol w.t. = 180) dissolved in 500 g of water is:
  A)
   2.2 M                   
  done clear
  B)
   0.2 M   
  done clear
  C)
          0.5 M                     
  done clear
  D)
          0.1 M
  done clear
  View Answer play_arrow

• question_answer118) The number of unpaired electrons in ferrous ion is:
  A)
   5            
  done clear
  B)
                          4                            
  done clear
  C)
   3                             a
  done clear
  D)
          2
  done clear
  View Answer play_arrow

• question_answer119) The monomer of P.V.C. is:
  A)
   \[C{{H}_{3}}-CH=CH-Cl\]
  done clear
  B)
   \[C{{H}_{2}}=CH\cdot Cl\]
  done clear
  C)
   \[CH(CN)=CHC{{H}_{3}}\]
  done clear
  D)
   None of the above
  done clear
  View Answer play_arrow

• question_answer120) Which of the following is an antibiotic?
  A)
   Morphine                          
  done clear
  B)
   Neomycin         
  done clear
  C)
          Paludrine           
  done clear
  D)
          n-hexyl resorcinol
  done clear
  View Answer play_arrow

• question_answer121) Maternal inheritance is due to the genes present in:                                                      
  A)
  lysosome                            
  done clear
  B)
  nucleoplasm     
  done clear
  C)
        nucleus               
  done clear
  D)
        mitochondria
  done clear
  View Answer play_arrow

• question_answer122) The process in which DNA of a bacterial cell is transferred into another bacterial cell by virus is known as:
  A)
  reproduction    
  done clear
  B)
        conjugation       
  done clear
  C)
        transformation
  done clear
  D)
        transduction
  done clear
  View Answer play_arrow

• question_answer123) Thallus of Riccia is:
  A)
  tetraploid           
  done clear
  B)
        triploid                 
  done clear
  C)
  diploid                 
  done clear
  D)
        haploid
  done clear
  View Answer play_arrow

• question_answer124) Pneumatophores are found:
  A)
  in desert             
  done clear
  B)
        on mountains
  done clear
  C)
  in grasslands    
  done clear
  D)
                        near river banks
  done clear
  View Answer play_arrow

• question_answer125) Diadelphous condition is found in:
  A)
  Mimosa                               
  done clear
  B)
        Helianthus         
  done clear
  C)
        Cassia                   
  done clear
  D)
        Pisum
  done clear
  View Answer play_arrow

• question_answer126) Red rust of tea is caused by:
  A)
  Fusarium            
  done clear
  B)
        Mucor                  
  done clear
  C)
        Synchytrium      
  done clear
  D)
        Cephaleuros
  done clear
  View Answer play_arrow

• question_answer127) Which of the following species are restricted to a given area?
  A)
  Sympatric species
  done clear
  B)
        Allopatric species
  done clear
  C)
                        Sibling species                  
  done clear
  D)
        Endemic species
  done clear
  View Answer play_arrow

• question_answer128) The successive nucleotides of RNA are covalently linked through:
  A)
  hydrogen bonds              
  done clear
  B)
        phosphodiester bonds
  done clear
  C)
  glycosidic bonds
  done clear
  D)
  none of these
  done clear
  View Answer play_arrow

• question_answer129) Which of the following is the main production the photorespiration of \[{{C}_{3}}\] plants?
  A)
  Glycolate            
  done clear
  B)
        Glycerate
  done clear
  C)
  Phosphoglycolate
  done clear
  D)
        Phosphoglycerate
  done clear
  View Answer play_arrow

• question_answer130) Oxysomes are located inside:
  A)
  Golgi body         
  done clear
  B)
        lysosomes          
  done clear
  C)
        plastids                
  done clear
  D)
        mitochondria
  done clear
  View Answer play_arrow

• question_answer131)                                                                                 Gossypium hirsutum is:
  A)
  old world diploid
  done clear
  B)
  new world diploid
  done clear
  C)
  old world tetraploid
  done clear
  D)
  new world tetraploid
  done clear
  View Answer play_arrow

• question_answer132) A material which arrests cell division is obtained from:
  A)
  Dalbergia            
  done clear
  B)
        Chrysanthemum             
  done clear
  C)
        Crocus                 
  done clear
  D)
        Colchicum
  done clear
  View Answer play_arrow

• question_answer133) 1 nm is equal to:
  A)
  \[100\,\mu m\]                                
  done clear
  B)
  \[{{10}^{-8}}\]                  
  done clear
  C)
  \[{{10}^{-3}}mm\]          
  done clear
  D)
                        10\[{{A}^{o}}\]
  done clear
  View Answer play_arrow

• question_answer134) Mutations are caused due to:
  A)
  change in base sequence
  done clear
  B)
  radiation mutagens
  done clear
  C)
  chemical mutagens
  done clear
  D)
  radioactive mutagens
  done clear
  View Answer play_arrow

• question_answer135) Biologically most resistant plant material is:
  A)
  cutin                     
  done clear
  B)
        suberin                
  done clear
  C)
  lignin                    
  done clear
  D)
        sporopollenin
  done clear
  View Answer play_arrow

• question_answer136) 2n-1 condition is:
  A)
  nullisomy                            
  done clear
  B)
  monosomy
  done clear
  C)
  trisomy                
  done clear
  D)
        tetrasomy
  done clear
  View Answer play_arrow

• question_answer137) The effect of daily light period on flowering is called:
  A)
  photorespiration
  done clear
  B)
        phototropism   
  done clear
  C)
        photo-oxidation              
  done clear
  D)
        photoperiodism
  done clear
  View Answer play_arrow

• question_answer138) If a botanist has to no menclate a similar species, he will use:
  A)
  isotype
  done clear
  B)
        mesotype          
  done clear
  C)
        neotype                              
  done clear
  D)
        syntype
  done clear
  View Answer play_arrow

• question_answer139) Which of the following is used to cure off the bitterness of tea leaves?
  A)
  Bacillus mycococcus
  done clear
  B)
  Bacillus lactis
  done clear
  C)
  Bacillus megatherium
  done clear
  D)
  Bacillus subtilis
  done clear
  View Answer play_arrow

• question_answer140) The floral formula \[\text{Br  or  EBr }\oplus \overset{\text{O}}{\mathop{+}}\,\text{K}\left( \text{5} \right)\text{C}\left( \text{5} \right){{\text{A}}_{0}}\overset{-}{\mathop{\text{G}}}\,\left( \text{3} \right)\] belongs to family:
  A)
  Liliaceae                              
  done clear
  B)
        Cucurbitaceae  
  done clear
  C)
        Gramineae        
  done clear
  D)
        Solanaceae
  done clear
  View Answer play_arrow

• question_answer141) Which of the following is associated with multiple phenotypes?
  A)
  Mutation            
  done clear
  B)
        Polygenic inheritance When one gene is involved in the expression of more than one trait and effect more than one phenotype is called pleiotropic gene and phenomenon is known as pleiotropy.
  done clear
  C)
  Epistasis
  done clear
  D)
  Pleiotropy
  done clear
  View Answer play_arrow

• question_answer142) Corn is immersed in the boiling water. It is then cooled, the solution becomes sweet. It is due to:
  A)
  enzymes are inactivated in boiling water
  done clear
  B)
  disaccharides are converted into mono saccharides
  done clear
  C)
  monosaccharides are converted into disaccharides
  done clear
  D)
  none of above
  done clear
  View Answer play_arrow

• question_answer143) Ensheathing of muslces is called:
  A)
  tendon                
  done clear
  B)
        ligament             
  done clear
  C)
        peritoneum       
  done clear
  D)
        fascia
  done clear
  View Answer play_arrow

• question_answer144) Brain depends on blood for the supply of:
  A)
  ATP and glucose
  done clear
  B)
  oxygen and glucose
  done clear
  C)
  oxygen and electrolytes
  done clear
  D)
  oxygen and ATP
  done clear
  View Answer play_arrow

• question_answer145) Anaerobic respiration in animals produces:
  A)
  glucose and \[{{O}_{2}}\]
  done clear
  B)
  lactic acid            
  done clear
  C)
        \[{{C}_{2}}{{H}_{5}}OH\] and \[C{{O}_{2}}\]                                    
  done clear
  D)
  \[C{{O}_{2}}\] and \[{{H}_{2}}O\]
  done clear
  View Answer play_arrow

• question_answer146) Cleavage is a unique form of mitotic cell division in that:
  A)
  the plasma memberanes of daughter cells  do not separate
  done clear
  B)
  no spindle develops to guide the cells
  done clear
  C)
  there is no growth of cells
  done clear
  D)
  the nucleus does not participate
  done clear
  View Answer play_arrow

• question_answer147) Hind wings of mosquitoes are termed as:
  A)
  coxa                      
  done clear
  B)
        tentorium          
  done clear
  C)
        halters                 
  done clear
  D)
        elytra
  done clear
  View Answer play_arrow

• question_answer148) Phenomenon of Industrial Melanism demonstrates:
  A)
  reproductive isolation   
  done clear
  B)
  geographical isolation
  done clear
  C)
  induced mutation
  done clear
  D)
  natural selection
  done clear
  View Answer play_arrow

• question_answer149) Which of the following glands is associated with the consumption of iodised salt?
  A)
  Ovary                   
  done clear
  B)
        Pituitary                              
  done clear
  C)
  Thymus               
  done clear
  D)
        Thyroid
  done clear
  View Answer play_arrow

• question_answer150) Kerbs cycle takes place in:
  A)
  plastids                
  done clear
  B)
        golgi body          
  done clear
  C)
        lysosome            
  done clear
  D)
        mitochondria
  done clear
  View Answer play_arrow

• question_answer151) Kupffer cells are found in:
  A)
  blood                   
  done clear
  B)
        heart                    
  done clear
  C)
  kidney                 
  done clear
  D)
        liver
  done clear
  View Answer play_arrow

• question_answer152) Daily rhythms are usually associated with:
  A)
  hypothalamus  
  done clear
  B)
        thymus                
  done clear
  C)
  pituitary                              
  done clear
  D)
        pineal
  done clear
  View Answer play_arrow

• question_answer153) Which of the following is the nitrogenous waste?
  A)
  Uric add                              
  done clear
  B)
        Guanine                              
  done clear
  C)
  Creatin                
  done clear
  D)
        All of these
  done clear
  View Answer play_arrow

• question_answer154) In the ear of man, the perilymph passes from middle to inner ear through:
  A)
  tympanic membrane     
  done clear
  B)
  fenes trarotundus
  done clear
  C)
        fenes traovalis 
  done clear
  D)
        foramen ovale
  done clear
  View Answer play_arrow

• question_answer155) Which of the following tissue is present in the leaves of Pinus and serve to conduct water and food?
  A)
  Conducting tissue
  done clear
  B)
        Transfusion tissue
  done clear
  C)
                        Phloem               
  done clear
  D)
        Xylem
  done clear
  View Answer play_arrow

• question_answer156) Excessive paerenchyma is characteristic of:
  A)
  heliophytes       
  done clear
  B)
        mesophytes      
  done clear
  C)
  xerophytes        
  done clear
  D)
        hydrophytes
  done clear
  View Answer play_arrow

• question_answer157) Syconus fruit develops from:
  A)
  cyathium            
  done clear
  B)
        hypanthodium 
  done clear
  C)
        verticillaster      
  done clear
  D)
        catkin
  done clear
  View Answer play_arrow

• question_answer158) In Puccinia, infection from barbery leaf to wheat plant is caused by:
  A)
  pycnospores     
  done clear
  B)
        aeciospores       
  done clear
  C)
  uredospores     
  done clear
  D)
        teleutospores
  done clear
  View Answer play_arrow

• question_answer159) Which of the following phytohormones is not naturally occurring?
  A)
  6-furfuryl amino purine
  done clear
  B)
  Gibberellic acid                
  done clear
  C)
  2, 4-D                   
  done clear
  D)
        IAA
  done clear
  View Answer play_arrow

• question_answer160) Study of relationship between communities and environments is called:
  A)
  Ethnology           
  done clear
  B)
        Ecology                
  done clear
  C)
  Synecology        
  done clear
  D)
        Autecology
  done clear
  View Answer play_arrow

• question_answer161) Which of the following does not evolve oxygen?
  A)
  Autotrophic plants
  done clear
  B)
  Green algae
  done clear
  C)
   Blue-green algae
  done clear
  D)
  Photosynthetic bacteria
  done clear
  View Answer play_arrow

• question_answer162) The exchange of one part of a chromosome to the other part of same or another chromosomes is called:
  A)
  linkage                 
  done clear
  B)
        translocation     
  done clear
  C)
        mutation            
  done clear
  D)
        inversion
  done clear
  View Answer play_arrow

• question_answer163) Brush bordered epithelium is found in:
  A)
  fallopian tube                   
  done clear
  B)
        small intestine  
  done clear
  C)
  stomach                              
  done clear
  D)
        trachea
  done clear
  View Answer play_arrow

• question_answer164) Lamp brush chromosomes are found inside:
  A)
  nucleus of man
  done clear
  B)
  oocytes of frog
  done clear
  C)
  salivary glands of silk moth
  done clear
  D)
  salivary glands of Drosophila
  done clear
  View Answer play_arrow

• question_answer165) Which of the following are most abundant type of antibodies?
  A)
  IgM                       
  done clear
  B)
        IgG                        
  done clear
  C)
  IgE                         
  done clear
  D)
        IgA
  done clear
  View Answer play_arrow

• question_answer166) How many teeth of humans normally grow twice?
  A)
  16                          
  done clear
  B)
        32                          
  done clear
  C)
  12                          
  done clear
  D)
        20
  done clear
  View Answer play_arrow

• question_answer167) Which of the following is the most primitive ancestor of man?
  A)
  Homo neaderthalensis
  done clear
  B)
  Homohabilis
  done clear
  C)
  Ramapithecus
  done clear
  D)
  Australopithecus
  done clear
  View Answer play_arrow

• question_answer168) How many ova and sperms would be produced from 100 secondary oocytes and 100 secondary spermatocytes during gametogenesis in humans?
  A)
  200 ova, 200 sperms
  done clear
  B)
  50 ova, 100 sperms
  done clear
  C)
  100 ova, 200 sperms
  done clear
  D)
  100 ova, 100 sperms
  done clear
  View Answer play_arrow

• question_answer169) Androgens are secreted by:
  A)
  parathyroid       
  done clear
  B)
        adrenals                              
  done clear
  C)
  thyroid                
  done clear
  D)
        pituitary
  done clear
  View Answer play_arrow

• question_answer170) Starch is converted to maltose by the action of:
  A)
  maltase                               
  done clear
  B)
        sucrose               
  done clear
  C)
  amylase                              
  done clear
  D)
        invertase
  done clear
  View Answer play_arrow

• question_answer171) Which of the following is different from other in absence of muscular coat?
  A)
  Arterioles           
  done clear
  B)
        Capillaries           
  done clear
  C)
        Arteries               
  done clear
  D)
        Veins
  done clear
  View Answer play_arrow

• question_answer172) Gills of mushroom:
  A)
  help in buoyancy
  done clear
  B)
  bear spores helping in reproduction
  done clear
  C)
  help in nutrition
  done clear
  D)
  help in respiration
  done clear
  View Answer play_arrow

• question_answer173) Deficiency of which of the following causes obesity, low plasma \[N{{a}^{+}}\], high \[{{K}^{+}}\] and increase blood pressure?
  A)
  Thyroxine           
  done clear
  B)
        Cortisol                
  done clear
  C)
  Adrenaline                         
  done clear
  D)
  Growth hormone
  done clear
  View Answer play_arrow

• question_answer174) Which of the following bones arc cartilaginous?
  A)
  Frontopareintal only
  done clear
  B)
  Exioccipital and parasphnriod
  done clear
  C)
  Exoccipital and spenetmhmoid
  done clear
  D)
  Exoccipital and frontopariental
  done clear
  View Answer play_arrow

• question_answer175) Which of the following does not have any alimentary canal?
  A)
  Ascaris                 
  done clear
  B)
        Taenia                  
  done clear
  C)
  Frog                      
  done clear
  D)
        Earthworm
  done clear
  View Answer play_arrow

• question_answer176) Which of the following is loose connective tissue?
  A)
  Nervous tissue                 
  done clear
  B)
        Blood                   
  done clear
  C)
  Adipose              
  done clear
  D)
        Areolar
  done clear
  View Answer play_arrow

• question_answer177) Chemical theory of origin was given by:
  A)
  Spallanzani         
  done clear
  B)
        Louis Pasteur    
  done clear
  C)
        Oparin and Haldane       
  done clear
  D)
  Stanley Miller
  done clear
  View Answer play_arrow

• question_answer178) The photosynthetic pigments viz, erythrolable, chlorolable and cyanolable respectively are:
  A)
  green, red, blue 
  done clear
  B)
        red, blue, green              
  done clear
  C)
        red, green, blue  
  done clear
  D)
        blue, green, red
  done clear
  View Answer play_arrow

• question_answer179) All Bowmans capsules of the kidney are found in:
  A)
  pelvis   
  done clear
  B)
                        medulla                               
  done clear
  C)
  cortex                  
  done clear
  D)
        none of these
  done clear
  View Answer play_arrow

• question_answer180) Which of the following belongs to Anthozoa?
  A)
  Dugesia                                               
  done clear
  B)
  Stercularia          
  done clear
  C)
  Fungia  
  done clear
  D)
        Aurelia
  done clear
  View Answer play_arrow

• question_answer181) Which of the following correctly shows the different sectors consuming energy in ascending order?
  A)
   agriculture, transport, household, industrial
  done clear
  B)
   agriculture, household, transport, industrial
  done clear
  C)
   industrial, transport, household, agriculture
  done clear
  D)
   industrial, household, agriculture, transport
  done clear
  View Answer play_arrow

• question_answer182) The author is laying great emphasis on which of the following?

  (I) Efficient use of energy.

  (II) Increasing national indices for energy consumption.

  (III) Controlling population growth.

   
  A)
  only I                 
  done clear
  B)
  only II
  done clear
  C)
  only III                                 
  done clear
  D)
   all the three
  done clear
  View Answer play_arrow

• question_answer183) The author feels that increasing per capita use of energy is :
  A)
   rather difficult but not impossible
  done clear
  B)
   not easy but certainly achievable
  done clear
  C)
   not at all desirable
  done clear
  D)
   a matter of great difficulty
  done clear
  View Answer play_arrow

• question_answer184) According to the passage, the energy requirement of the future will be decided on the basis of which of the following? (i) total energy, already consumed by us in the past. (ii)  level of development of oil industry. (iii) Profile of the affected people.
  A)
   only (i)                                
  done clear
  B)
   only (ii)               
  done clear
  C)
          only (iii)        
  done clear
  D)
                          both (b) and (c)                              
  done clear
  View Answer play_arrow

• question_answer185)  There is clearly no escape... means:
  A)
   There is a way out but it is ambiguous
  done clear
  B)
   There is a problem but not without solution
  done clear
  C)
   There is also no solution of this
  done clear
  D)
   There is hardly any alternative                
  done clear
  View Answer play_arrow

• question_answer186) Which of the following styles has been adopted by the author?
  A)
   Unsubstantiated arguments and views
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  B)
   Data-based but colored by socialism
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  C)
   Highly subjective with bias for rural people
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  D)
   Data-based, objective, positive, solution- oriented
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• question_answer187) Which of the following has been suggested by the author as the best possible solution to overcome energy crisis?
  A)
   importing large quantities of coal
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  B)
   exploration of oil reserves
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  C)
   reducing share of bulk users
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  D)
   maximization of renewable source
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• question_answer188) The energy disparity? as wide as? word-wide scale means:
  A)
   disparity in urban and rural areas is observed in all the nations
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  B)
   in no other nation such disparity is observed
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  C)
   developed countries consume more energy than developing countries
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  D)
   worldwide scale is different for rural and urban areas
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• question_answer189) Which of the following statements is true?
  A)
   The household sector has shown considerable increase in energy use
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  B)
   Use of oil has increased from 40% to 80%
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  C)
   Industrial sector uses 50% of the total energy used in India
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  D)
   Energy consumption in India is 26% of world consumption
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  E)
  (e) Import of oil to the extent of requirement is quite possible
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• question_answer190) Which of the following has been mentioned as a major hurdle in enhancing per capita consumption of energy in India?
  A)
   Present level of development in India
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  B)
   Increased use of energy in agricultural sector
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  C)
   Disparity in the use of energy in rural and urban areas
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  D)
   none of these
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• question_answer191) Directions: In each question, a part of the sentence is italicized below each sentence four choices (a), (b), (c) and (d) are given. Find out the choice which can correctly substitute the italicized part of the sentence. The quality of food served in this hotel is so poor that no respectable person would want to eat over here:
  A)
   will want to eat
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  B)
   will have wanted to eat
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  C)
   will be wanting to eat
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  D)
                                       no correction required                
  done clear
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• question_answer192) Directions: In each question, a part of the sentence is italicized below each sentence four choices (a), (b), (c) and (d) are given. Find out the choice which can correctly substitute the italicized part of the sentence. I am absolute confident what we are going to move forward strongly:
  A)
   absolutely confidence that
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  B)
   absolutely confident what
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  C)
   absolute confidential what
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  D)
   absolutely confident that                
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• question_answer193) Directions: In each question, a part of the sentence is italicized below each sentence four choices (a), (b), (c) and (d) are given. Find out the choice which can correctly substitute the italicized part of the sentence. Leaving aside little room for mismterpretation, the senior politician offered clarification about his role in the party elections:
  A)
   leaving little room for
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  B)
   leaving for little room to
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  C)
   leaving less room for
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  D)
   having left less room for
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• question_answer194) Directions: In each question, a part of the sentence is italicized below each sentence four choices (a), (b), (c) and (d) are given. Find out the choice which can correctly substitute the italicized part of the sentence. The principal lamented that though a detailed report was submitted to the management a month ago no action is being took so far:
  A)
   no action had taken
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  B)
   no action was being taken
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  C)
   no action has been taken
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  D)
   no correction required
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• question_answer195) Directions: In each question, a part of the sentence is italicized below each sentence four choices (a), (b), (c) and (d) are given. Find out the choice which can correctly substitute the italicized part of the sentence. We must make for our foreign policy on the basis of guarding national interest alone:
  A)
   have made for
  done clear
  B)
   must be making to
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  C)
   must make
  done clear
  D)
   no correction required
  done clear
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• question_answer196) Directions: In each question, a part of the sentence is italicized below each sentence four choices (a), (b), (c) and (d) are given. Find out the choice which can correctly substitute the italicized part of the sentence. One of the men gave first aid to Nitesh, who is injured in a road accident:
  A)
   which was injured
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  B)
   who had injured
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  C)
   as he was to injure
  done clear
  D)
   who was injured                
  done clear
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• question_answer197) Directions: In each question, a part of the sentence is italicized below each sentence four choices (a), (b), (c) and (d) are given. Find out the choice which can correctly substitute the italicized part of the sentence. Shela was going to the temple then Madhu came on meet her:
  A)
   when Madhu was coming to
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  B)
   when Madhu came to
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  C)
   before Madhu was coining to
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  D)
   after Madhu was coming to
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• question_answer198) Directions: Pick up the most effective word from the given words to fill in the blanks to make the sentence meaningful. There is no doubt that one has to keep... with the changing times:
  A)
   himself                               
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  B)
   tuning 
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  C)
   pace                    
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  D)
                          oneself
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• question_answer199) Directions: Pick up the most effective word from the given words to fill in the blanks to make the sentence meaningful. The passengers and crew members of the aeroplane had a...escape when it was taking off from the runway:
  A)
   little     
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  B)
                                          narrow
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  C)
          brief                    
  done clear
  D)
          large
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• question_answer200) Directions: Pick up the most effective word from the given words to fill in the blanks to make the sentence meaningful. Eight scientists have... the national awards for outstanding contribution and dedication to the profession:
  A)
   picked                 
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  B)
          conferred          
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  C)
          bagged               
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  D)
          discovered
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