Solved papers for AIIMS AIIMS Solved Paper-1999

done AIIMS Solved Paper-1999 Total Questions - 200

• question_answer1) The reaction responsible for the production of light energy from the sun is
  A)
  fission                  
  done clear
  B)
  nuclear
  done clear
  C)
         fusion                  
  done clear
  D)
         None of these.
  done clear
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• question_answer2) In Youngs experiment, the monochromatic light is used to illuminate two slits A and B as shown. Interference fringes are   observed on a screen placed in front of the slits. Now if a thin glass plate is placed normally in the path of beam coming from the slit A, then
  A)
  fringe width will decrease
  done clear
  B)
  fringes will disappear
  done clear
  C)
  fringe width will increase
  done clear
  D)
  there will be no change in fringe width.
  done clear
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• question_answer3) A charged particle enters in a magnetic field H with its initial velocity making an angle of \[{{45}^{o}}\] with H. The path of the particle will be
  A)
  an ellipse    
  done clear
  B)
         a straight line
  done clear
  C)
  a circle           
  done clear
  D)
         a helical.
  done clear
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• question_answer4) Diode is used as a/an    
  A)
  rectifier      
  done clear
  B)
         oscillator             
  done clear
  C)
         amplifier         
  done clear
  D)
         modulator.
  done clear
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• question_answer5) In n-type semiconductors, majority charge carriers are
  A)
  protons           
  done clear
  B)
         holes    
  done clear
  C)
         neutrons          
  done clear
  D)
         electrons.
  done clear
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• question_answer6) When n-p-n transistor is used as an amplifier, then
  A)
  holes move from emitter to base
  done clear
  B)
  electrons move from base to collector
  done clear
  C)
  holes move from base to emitter
  done clear
  D)
  electrons move from collector to base.
  done clear
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• question_answer7) Two identical galvanometers are converted into an ammeter and a milliammeter. The shunt, which has more resistance due to the current passing through the coil will be
  A)
  less     
  done clear
  B)
                                         equal    
  done clear
  C)
                         more                    
  done clear
  D)
         zero.
  done clear
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• question_answer8) Energy is not carried by which of the following wave?
  A)
  electromagnetic              
  done clear
  B)
  transverse         
  done clear
  C)
         stationary        
  done clear
  D)
         progressive.
  done clear
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• question_answer9) A choke coil has
  A)
  low inductance and high resistance
  done clear
  B)
  high inductance and low resistance
  done clear
  C)
  low inductance and low resistance
  done clear
  D)
  high inductance and high resistance.
  done clear
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• question_answer10) In the figure, the equivalent resistance between the points A and B is
  A)
  \[8\Omega \]                                    
  done clear
  B)
  \[6\Omega \]                    
  done clear
  C)
  \[2\Omega \]                    
  done clear
  D)
         \[4\Omega \]
  done clear
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• question_answer11) Boolean algebra is essentially based on
  A)
  truth             
  done clear
  B)
         numbers             
  done clear
  C)
         symbol          
  done clear
  D)
         logic.
  done clear
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• question_answer12) A triode valve has an amplification factor of 20 and its plate is given a potential of 300 V. What should be the grid voltage to reduce the plate- current to zero?
  A)
  15 V    
  done clear
  B)
                                         8 V                         
  done clear
  C)
         25 V                      
  done clear
  D)
         12 V.
  done clear
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• question_answer13) Which of the following is used as a moderator in nuclear reaction?
  A)
  plutonium    
  done clear
  B)
         cadmium            
  done clear
  C)
         uranium         
  done clear
  D)
         heavy water.
  done clear
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• question_answer14) When cathode rays strike a metal target of high melting point with a very high velocity, then which of the following are produced?
  A)
  \[\alpha \]-rays
  done clear
  B)
                                         ultrasonic waves                             
  done clear
  C)
  X-rays                  
  done clear
  D)
         \[\gamma \]-waves.
  done clear
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• question_answer15) According to the Bohr theory, relation between main quantum number n and radius of orbit r is
  A)
  \[r\propto n\]            
  done clear
  B)
         \[r\propto 1/n\]              
  done clear
  C)
         \[r\propto {{n}^{2}}\]             
  done clear
  D)
         \[r\propto 1/{{n}^{2}}.\]
  done clear
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• question_answer16) Two identical conductors of copper and aluminium are placed in an identical electric field. The magnitude of induced charge in the aluminium will be
  A)
  greater than in copper
  done clear
  B)
  zero
  done clear
  C)
  less than in copper
  done clear
  D)
  equal to that in copper.
  done clear
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• question_answer17) The number of electrons for one coulomb of charge is
  A)
  \[6.25\times {{10}^{23}}\]  
  done clear
  B)
         \[6.25\times {{10}^{21}}\]           
  done clear
  C)
         \[6.25\times {{10}^{19}}\]      
  done clear
  D)
         \[6.25\times {{10}^{18}}.\]
  done clear
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• question_answer18) Relation between critical angle of water and the glass is
  A)
  \[{{C}_{w}}={{C}_{g}}=0\]     
  done clear
  B)
        \[{{C}_{w}}={{C}_{g}}\]
  done clear
  C)
         \[{{C}_{w}}>{{C}_{g}}\]         
  done clear
  D)
         \[{{C}_{w}}<{{C}_{g}}\]
  done clear
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• question_answer19) SONAR emits which of the following waves?
  A)
  ultrasound 
  done clear
  B)
        radio
  done clear
  C)
  light                      
  done clear
  D)
         none of these.
  done clear
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• question_answer20) If a magnetic material, moves from stronger to  weaker parts of a magnetic field, then it is known as
  A)
  paramagnetic  
  done clear
  B)
         ferromagnetic
  done clear
  C)
         diamagnetic      
  done clear
  D)
         ani-ferromagnetic.
  done clear
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• question_answer21) Angle of dip is \[{{90}^{o}}\] at
  A)
  equator        
  done clear
  B)
         poles    
  done clear
  C)
         both (a) and (b)               
  done clear
  D)
  none of these.
  done clear
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• question_answer22) If the rotational velocity of a dynamo armature is doubled, then the induced e.m.f. will become
  A)
  half                       
  done clear
  B)
         two times           
  done clear
  C)
         four times       
  done clear
  D)
         unchanged.
  done clear
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• question_answer23) Which of the following quantity is increased in a step-down transformer?
  A)
  voltage          
  done clear
  B)
         current
  done clear
  C)
         power           
  done clear
  D)
         frequency.       
  done clear
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• question_answer24) Quantity that remains unchanged in a transformer is
  A)
  voltage          
  done clear
  B)
         frequency          
  done clear
  C)
         current           
  done clear
  D)
         none of these.
  done clear
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• question_answer25) At a common temperature, a block of wood and a block of metal feel equally cool or hot. The temperatures of metal and wood are
  A)
  less than the temperature of the body
  done clear
  B)
  equal to the temperature of the body
  done clear
  C)
  greater than the temperature of the body
  done clear
  D)
  either (a) or (c).
  done clear
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• question_answer26) Interference occurs in which of the following waves?
  A)
  transverse       
  done clear
  B)
         longitudinal       
  done clear
  C)
         electromagnetic
  done clear
  D)
         all of these.
  done clear
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• question_answer27) Sky appears to be blue in clear atmosphere due to lights
  A)
  scattering         
  done clear
  B)
         diffraction         
  done clear
  C)
                         dispersion         
  done clear
  D)
         all of these.       
  done clear
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• question_answer28) The primary winding of a transformer has 500 turns and its secondary has 5000 turns. If  primary is connected to a.c. supply of 20 V and 50 Hz, then secondary will have an output of
  A)
  200 V, 50 Hz    
  done clear
  B)
         2 V, 5 Hz              
  done clear
  C)
         2 V, 50 Hz      
  done clear
  D)
         200 V, 500 Hz.
  done clear
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• question_answer29) When a magnetic substance is heated, then it
  A)
  remains the same
  done clear
  B)
  loses its magnetism
  done clear
  C)
  becomes a strong magnet
  done clear
  D)
  either (a) or (c).
  done clear
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• question_answer30) The north pole of a magnet is brought near a metallic ring. The direction of the induced current in the ring will be
  A)
  towards south
  done clear
  B)
         towards north  
  done clear
  C)
  anti-clockwise    
  done clear
  D)
         clockwise.
  done clear
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• question_answer31) If vibrations of a string are to be increased by a factor two, then tension in the string must be made
  A)
  four times        
  done clear
  B)
                         half                       
  done clear
  C)
         twice                    
  done clear
  D)
         eight times.
  done clear
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• question_answer32) The average kinetic energy of a gas molecules at \[{{27}^{o}}C\] is \[6.21\times {{10}^{-21}}J.\]. Its average kinetic energy at \[{{227}^{o}}C\] will be
  A)
  \[10.35\times {{10}^{-21}}J\] 
  done clear
  B)
         \[52.2\times {{10}^{-21}}J\]
  done clear
  C)
         \[5.22\times {{10}^{-21}}J\]    
  done clear
  D)
        \[11.35\times {{10}^{-21}}J\]
  done clear
  View Answer play_arrow

• question_answer33) In an adiabatic process, the quantity which remains constant is
  A)
  pressure
  done clear
  B)
  volume
  done clear
  C)
  temperature
  done clear
  D)
  total heat of the system.
  done clear
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• question_answer34) If a cyclist moving with a speed of 4.9 m/s on a level road can take a sharp circular turn of radius 4 m, then coefficient of friction between the cycle tyres and road is
  A)
  0.51    
  done clear
  B)
                                         0.41                       
  done clear
  C)
         0.71                       
  done clear
  D)
         0.61.
  done clear
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• question_answer35) A particle executes simple harmonic motion with an angular velocity and maximum acceleration of \[3.5\text{ }rad/sec\] and \[7.5\text{ }m/{{s}^{2}}\] respectively. Amplitude of the oscillation is
  A)
  0.36                                       
  done clear
  B)
  \[0.28\]
  done clear
  C)
  \[0.61\]               
  done clear
  D)
  \[0.53\]
  done clear
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• question_answer36) A particle of mass m moving with velocity v colloids with a stationary particle of mass 2w. The speed of the system, after collision, will be
  A)
  \[v/2\]    
  done clear
  B)
  \[2v\]                   
  done clear
  C)
  \[v/3\]                
  done clear
  D)
  \[3v\]
  done clear
  View Answer play_arrow

• question_answer37) A stretched rubber has
  A)
  increased kinetic energy
  done clear
  B)
  increased potential energy
  done clear
  C)
  decreased kinetic energy
  done clear
  D)
  decreased potential energy.                 Not Available
  done clear
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• question_answer38) Velocity of a body on reaching the point, from which it was projected upwards, is
  A)
  \[v=2u\]          
  done clear
  B)
         \[v=0\]
  done clear
  C)
         \[v=0.5u\]         
  done clear
  D)
         \[v=u\]
  done clear
  View Answer play_arrow

• question_answer39) If  \[\overrightarrow{P}.\overrightarrow{Q}=PQ\], then the angles between \[\vec{P}\] and \[\vec{Q}\] is
  A)
  \[{{45}^{o}}\]                    
  done clear
  B)
         \[{{30}^{o}}\]                    
  done clear
  C)
         \[{{60}^{o}}\]                    
  done clear
  D)
         \[{{0}^{o}}\].
  done clear
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• question_answer40) How many significant figures are there in 30.00?
  A)
  2          
  done clear
  B)
                         4                             
  done clear
  C)
         3                             
  done clear
  D)
         1.                 Not Available
  done clear
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• question_answer41) Dimensions \[[M{{L}^{-1}}{{T}^{-1}}]\] are related to
  A)
  torque
  done clear
  B)
  work
  done clear
  C)
  energy
  done clear
  D)
  coefficient of viscosity.
  done clear
  View Answer play_arrow

• question_answer42) The resistance of a galvanometer is \[50\Omega \] and the current required to give full scale deflection is \[100\mu A\]. In order to convert into an ammeter for reading up to 10 A, it is necessary to put a resistance of
  A)
  \[5\times {{10}^{-5}}\Omega \]      
  done clear
  B)
        \[5\times {{10}^{-3}}\Omega \]
  done clear
  C)
         \[5\times {{10}^{-2}}\Omega \]        
  done clear
  D)
         \[5\times {{10}^{-4}}\Omega \]
  done clear
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• question_answer43) A horizontal platform with an object placed on it is executing SHM in the vertical direction. The amplitude of oscillation is \[3.92\times {{10}^{-3}}\]. What must be the least period of these oscillations, so that the object is not detached from the platform?
  A)
  \[0.1556\text{ }sec\]       
  done clear
  B)
         \[0.1456\text{ }sec\]     
  done clear
  C)
         \[0.1356\text{ }sec\]     
  done clear
  D)
         \[0.1256\text{ }sec.\]
  done clear
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• question_answer44) Which of the following affects the elasticity of a substance?
  A)
  impurity of substance
  done clear
  B)
  hammering and annaling
  done clear
  C)
  change in temperature
  done clear
  D)
  all of these.
  done clear
  View Answer play_arrow

• question_answer45) For a particle executing simple harmonic motion, which of the following statements is not correct?
  A)
  restoring force is maximum at the extreme positions
  done clear
  B)
  total energy of the particle always remains the same
  done clear
  C)
  restoring force is always directed towards a fixed point
  done clear
  D)
  acceleration of the particle is maximum at the equilibrium position.
  done clear
  View Answer play_arrow

• question_answer46) A resonance air column of length 20 cm resonates with a tuning fork of frequency 450 Hz. Ignoring the correction, the velocity of sound in air will be
  A)
  \[920\text{ }m/s\]        
  done clear
  B)
         \[720\text{ }m/s\]          
  done clear
  C)
         \[820\text{ }m/s\]         
  done clear
  D)
         \[360\text{ }m/s.\]
  done clear
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• question_answer47) A boy carrying a box on his head is walking on a level road from one place to another on a straight road is doing no work. The statement is
  A)
  partly correct     
  done clear
  B)
  correct 
  done clear
  C)
  incorrect         
  done clear
  D)
  insufficient data.           
  done clear
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• question_answer48) When a solid is converted into a gas, directly by heating, then this process is known as
  A)
  condensation     
  done clear
  B)
         vapourisation
  done clear
  C)
                         boiling           
  done clear
  D)
         sublimation.
  done clear
  View Answer play_arrow

• question_answer49) The moment of inertia of a regular circular disc of mass 0.4 kg and radius 100 cm about an axis perpendicular to the plane of the disc and passing through its centre is
  A)
  \[0.02\text{ }kg-{{m}^{2}}\]     
  done clear
  B)
  \[0.002\text{ }kg-{{m}^{2}}\]
  done clear
  C)
  \[0.2\text{ }kg-{{m}^{2}}\]       
  done clear
  D)
  \[2\text{ }kg-{{m}^{2}}\]
  done clear
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• question_answer50) Escape velocity of a body when projected from the earths surface is 11.2 km/s. If it is projected at an angle of \[{{50}^{o}}\] from the horizontal, the escape velocity will be
  A)
  \[11.6km/s\]       
  done clear
  B)
  \[12.8km/s\]     
  done clear
  C)
  \[11.2km/s\]        
  done clear
  D)
  \[16.2km/s\].  
  done clear
  View Answer play_arrow

• question_answer51) Assertion: Two adjacent conductors, carrying the same positive charge have a potential difference between them. Reason: The potential to which a conductor is raised depends upon the charge. These questions consist of two statements each, printed as Assertion (A) and Reason (R). While answering these questions you are required to choose any one of the following four responses.
  A)
  If both A and R are true, and R is a correct explanation of the A.
  done clear
  B)
  If both A and R are true, but R is not a correct explanation of the A.
  done clear
  C)
  If A is true, but R is false.
  done clear
  D)
  If both A and R are false.                
  done clear
  View Answer play_arrow

• question_answer52) Assertion: Electrons move away from a region of lower potential to a region of higher potential. Reason: Since an electron has a negative charge. These questions consist of two statements each, printed as Assertion (A) and Reason (R). While answering these questions you are required to choose any one of the following four responses.
  A)
  If both A and R are true, and R is a correct explanation of the A.
  done clear
  B)
  If both A and R are true, but R is not a correct explanation of the A.
  done clear
  C)
  If A is true, but R is false.
  done clear
  D)
  If both A and R are false. 
  done clear
  View Answer play_arrow

• question_answer53) Assertion: The radiation from the suns surface varies as the fourth power of its absolute temperature. Reason: The sun is not a black body. These questions consist of two statements each, printed as Assertion (A) and Reason (R). While answering these questions you are required to choose any one of the following four responses.
  A)
  If both A and R are true, and R is a correct explanation of the A.
  done clear
  B)
  If both A and R are true, but R is not a correct explanation of the A.
  done clear
  C)
  If A is true, but R is false.
  done clear
  D)
  If both A and R are false.               
  done clear
  View Answer play_arrow

• question_answer54) Assertion: The second postulate of special relativity refers to the velocity of light in vacuum. Reason: Cerenkov radiation results when particles move through transparent matter at a speed greater than the speed of light in that medium. T is does not violate the second postulate of special relativity. These questions consist of two statements each, printed as Assertion (A) and Reason (R). While answering these questions you are required to choose any one of the following four responses.
  A)
  If both A and R are true, and R is a correct explanation of the A.
  done clear
  B)
  If both A and R are true, but R is not a correct explanation of the A.
  done clear
  C)
  If A is true, but R is false.
  done clear
  D)
  If both A and R are false.             
  done clear
  View Answer play_arrow

• question_answer55) Assertion: The kinetic energy of the emitted photo-electrons changes only with a change in the frequency of the incident radiations. Reason: The kinetic energy of photo-electrons emitted by a photo-sensitive surface depends upon the intensity of the incident radiation. These questions consist of two statements each, printed as Assertion (A) and Reason (R). While answering these questions you are required to choose any one of the following four responses.
  A)
  If both A and R are true, and R is a correct explanation of the A.
  done clear
  B)
  If both A and R are true, but R is not a correct explanation of the A.
  done clear
  C)
  If A is true, but R is false.
  done clear
  D)
  If both A and R are false.               
  done clear
  View Answer play_arrow

• question_answer56) Assertion: A hydrogen filled balloon stops rising after it has attained a certain height in the sky. Reason: The atmospheric pressure decreases with height and becomes zero when maximum height is attained. These questions consist of two statements each, printed as Assertion (A) and Reason (R). While answering these questions you are required to choose any one of the following four responses.
  A)
  If both A and R are true, and R is a correct explanation of the A.
  done clear
  B)
  If both A and R are true, but R is not a correct explanation of the A.
  done clear
  C)
  If A is true, but R is false.
  done clear
  D)
  If both A and R are false.                
  done clear
  View Answer play_arrow

• question_answer57) Assertion: Only a change in magnetic flux will maintain an induced current in the coil. Reason: The presence of large magnetic flux through a coil maintains a current in the coil if the circuit is continuous. These questions consist of two statements each, printed as Assertion (A) and Reason (R). While answering these questions you are required to choose any one of the following four responses.
  A)
  If both A and R are true, and R is a correct explanation of the A.
  done clear
  B)
  If both A and R are true, but R is not a correct explanation of the A.
  done clear
  C)
  If A is true, but R is false.
  done clear
  D)
  If both A and R are false.              
  done clear
  View Answer play_arrow

• question_answer58) Assertion: Rydbergs constant varies with the mass number of a given element. Reason: The reduced mass of the electron is dependent on the mass of the nucleus only. These questions consist of two statements each, printed as Assertion (A) and Reason (R). While answering these questions you are required to choose any one of the following four responses.
  A)
  If both A and R are true, and R is a correct explanation of the A.
  done clear
  B)
  If both A and R are true, but R is not a correct explanation of the A.
  done clear
  C)
  If A is true, but R is false.
  done clear
  D)
  If both A and R are false.
  done clear
  View Answer play_arrow

• question_answer59) Assertion: On a rainy day, it is difficult to drive a car or bus at high speed. Reason: The value of coefficient of friction is lowered due to wetting of the surface. These questions consist of two statements each, printed as Assertion (A) and Reason (R). While answering these questions you are required to choose any one of the following four responses.
  A)
  If both A and R are true, and R is a correct explanation of the A.
  done clear
  B)
  If both A and R are true, but R is not a correct explanation of the A.
  done clear
  C)
  If A is true, but R is false.
  done clear
  D)
  If both A and R are false.               
  done clear
  View Answer play_arrow

• question_answer60) Assertion: Isotopes of an element can be separated by using a mass spectrometer. Reason: Separation of isotopes is possible because of the difference in electron numbers of isotopes. These questions consist of two statements each, printed as Assertion (A) and Reason (R). While answering these questions you are required to choose any one of the following four responses.
  A)
  If both A and R are true, and R is a correct explanation of the A.
  done clear
  B)
  If both A and R are true, but R is not a correct explanation of the A.
  done clear
  C)
  If A is true, but R is false.
  done clear
  D)
  If both A and R are false.
  done clear
  View Answer play_arrow

• question_answer61) Atomic orbitals of carbon in carbon dioxide are
  A)
   \[s{{p}^{2}}-\]hybridised            
  done clear
  B)
   \[s{{p}^{3}}d-\]hybridized         
  done clear
  C)
   \[sp\]-hybridised           
  done clear
  D)
   \[s{{p}^{3}}-\]hybridised.
  done clear
  View Answer play_arrow

• question_answer62) If 300 ml of a gas at \[{{27}^{o}}C\] is cooled to \[{{7}^{o}}C\] at constant pressure, its final volume will be
  A)
   350ml                  
  done clear
  B)
          540ml  
  done clear
  C)
          135 ml                 
  done clear
  D)
          280 ml.
  done clear
  View Answer play_arrow

• question_answer63) Which of the following will not undergo hydrolysis in water?
  A)
   ammonium sulphate
  done clear
  B)
   sodium sulphate
  done clear
  C)
   calcium sulphate
  done clear
  D)
   all the salts will hydrolyse.
  done clear
  View Answer play_arrow

• question_answer64) Which of the following statement is true for an electrochemical cell?
  A)
   \[{{H}_{2}}\] is anode and \[Cu\] is cathode
  done clear
  B)
   \[{{H}_{2}}\] is cathode and \[Cu\] is anode
  done clear
  C)
   reduction occurs at \[{{H}_{2}}\] electrode
  done clear
  D)
   oxidation occurs at \[Cu\] electrode.
  done clear
  View Answer play_arrow

• question_answer65) The radii of \[F,{{F}^{-}},O\] and \[{{O}^{-2}}\] are in the order of
  A)
   \[{{O}^{2-}}>O>{{F}^{-}}>F\]
  done clear
  B)
   \[{{F}^{-}}>{{O}^{2-}}>F>O\]
  done clear
  C)
   \[{{O}^{2-}}>{{F}^{-}}>F>O\]
  done clear
  D)
   \[{{O}^{2-}}>{{F}^{-}}>O>F\]
  done clear
  View Answer play_arrow

• question_answer66) In the reaction phenol \[\xrightarrow[CHC{{l}_{3}}]{NaOH}A\xrightarrow{{{H}^{+}}}B\], B is identified as
  A)
   benzaldehyde                 
  done clear
  B)
   benzene                            
  done clear
  C)
   benzoic acid     
  done clear
  D)
          salicyaldehyde
  done clear
  View Answer play_arrow

• question_answer67) Which of the following has maximum ionisation potential?
  A)
   Na                        
  done clear
  B)
          K                           
  done clear
  C)
          Be                         
  done clear
  D)
          Mg.
  done clear
  View Answer play_arrow

• question_answer68) The size of colloidal particle is
  A)
   \[{{10}^{-12}}\] to \[{{10}^{-19}}\]m
  done clear
  B)
    \[{{10}^{-3}}\]to \[{{10}^{-9}}\]m
  done clear
  C)
    \[{{10}^{-9}}\]to \[{{10}^{-12}}\] m
  done clear
  D)
       \[{{10}^{-6}}\] to \[{{10}^{-9}}\] m.
  done clear
  View Answer play_arrow

• question_answer69) The solubility in water of sulphates down the Be group is \[Be>Mg>Ca>Sr>Ba\]. This is due to
  A)
   higher co-ordination number
  done clear
  B)
   high ionisation number
  done clear
  C)
   increasing in melting point
  done clear
  D)
   all of these.
  done clear
  View Answer play_arrow

• question_answer70) \[{{C}_{6}}{{H}_{6}}\xrightarrow[{{H}_{2}}S{{O}_{4}}]{HN{{O}_{3}}}X\xrightarrow[FeC{{l}_{3}}]{C{{l}_{2}}}Y.\] In the above sequence Y can be
  A)
   3-nitrochlorobenzene
  done clear
  B)
   1 -nitrochlorobenzene
  done clear
  C)
   4-nitrochlorobenzene
  done clear
  D)
   none of these.
  done clear
  View Answer play_arrow

• question_answer71) Which of the following is the best scientific method to test presence of water in a liquid?
  A)
   use of litmus paper
  done clear
  B)
   taste
  done clear
  C)
   smell
  done clear
  D)
   use of anhydrous copper sulphate.
  done clear
  View Answer play_arrow

• question_answer72) Which of the following are \[_{16}{{S}^{32}}\] and \[_{15}P{{b}^{31}}\]?
  A)
   isotopes         
  done clear
  B)
          isotones             
  done clear
  C)
          isobars           
  done clear
  D)
          isomers.
  done clear
  View Answer play_arrow

• question_answer73) Which of the following exhibits the weakest intermolecular forces?
  A)
   \[He\]                 
  done clear
  B)
          \[HCl\]
  done clear
  C)
          \[N{{H}_{3}}\]             
  done clear
  D)
          \[{{H}_{2}}O\]
  done clear
  View Answer play_arrow

• question_answer74) Which of the following does not show electrical conduction?
  A)
   diamond         
  done clear
  B)
          graphite             
  done clear
  C)
          sodium          
  done clear
  D)
          potassium.
  done clear
  View Answer play_arrow

• question_answer75) Which of the following transition element shows the highest oxidation state?
  A)
   \[Fe\]                  
  done clear
  B)
          \[Cr\]                  
  done clear
  C)
          \[Mn\]                
  done clear
  D)
          \[V.\]
  done clear
  View Answer play_arrow

• question_answer76) The equivalent weight of phosphoric acid \[({{H}_{3}}P{{O}_{4}})\] in the reaction: \[NaOH+{{H}_{3}}P{{O}_{4}}\to Na{{H}_{2}}P{{O}_{4}}+{{H}_{2}}O\] is                
  A)
   25                         
  done clear
  B)
          49                       
  done clear
  C)
                          59                         
  done clear
  D)
          98.                     
  done clear
  View Answer play_arrow

• question_answer77) Vinegar is                                    
  A)
   \[HCOOH\]      
  done clear
  B)
          \[HCHO\]              
  done clear
  C)
                          \[C{{H}_{3}}CHO\]       
  done clear
  D)
          \[C{{H}_{3}}COOH.\]
  done clear
  View Answer play_arrow

• question_answer78) Which of the following is a colligative property?          
  A)
   surface tension  
  done clear
  B)
         viscosity              
  done clear
  C)
        refractive index 
  done clear
  D)
          osmotic pressure.                                  
  done clear
  View Answer play_arrow

• question_answer79) What is the amount of chlorine evolved, when 2 A of current is passed for 30 minutes in an aqueous solution of \[NaCl\]?                                   
  A)
   \[9.81g\]            
  done clear
  B)
   \[1.32g\]                
  done clear
  C)
                          \[4.56\text{ }g\]          
  done clear
  D)
           \[12.6g.\]
  done clear
  View Answer play_arrow

• question_answer80) Pressure in a mixture of 4g of \[{{O}_{2}}\] and 2g of \[{{H}_{2}}\] confined in a bulb of 1 litre at \[{{0}^{o}}C\] is                    
  A)
   45.215 atm  
  done clear
  B)
          31.205 atm        
  done clear
  C)
                          25.215 atm      
  done clear
  D)
          15.210 atm.                  
  done clear
  View Answer play_arrow

• question_answer81) The specific conductivity of  \[N/10\text{ }KCl\] solution at \[{{20}^{o}}C\] is  \[0.0212\text{ }oh{{m}^{-1}}\text{ }c{{m}^{-1}}\] and the  resistance of cell containing this solution at\[{{20}^{o}}C\]  is 55 ohm. The cell constant is
  A)
   \[2.173\text{ }c{{m}^{-1}}\]      
  done clear
  B)
   \[1.166\,c{{m}^{-1}}\]        
  done clear
  C)
                                                          \[4.616\text{ }c{{m}^{-1}}\]       
  done clear
  D)
          \[3.324\text{ }c{{m}^{-1}}.\]
  done clear
  View Answer play_arrow

• question_answer82) If magnesium atom having atomic number 12 has an isotope with mass number 26, then the number           of protons, neutrons and electrons respectively of the atom are
  A)
   12, 14, 12           
  done clear
  B)
   12, 12, 14           
  done clear
  C)
                                          14, 12, 12        
  done clear
  D)
          12, 12, 12.                   
  done clear
  View Answer play_arrow

• question_answer83) Which of the following compound will not give Cannizzaros reaction?                              
  A)
   \[{{(Me)}_{3}}CCHO\]     
  done clear
  B)
   \[HCHO\]           
  done clear
  C)
   \[C{{H}_{3}}CHO\]   
  done clear
  D)
   \[{{C}_{6}}{{H}_{5}}CHO.\]
  done clear
  View Answer play_arrow

• question_answer84) The rate constant of a first order reaction is \[3\times {{10}^{-6}}\] per sec. If the initial concentration is 0.10 M, the initial rate of reaction is                            
  A)
   \[3\times {{10}^{-6}}M{{s}^{-1}}\]     
  done clear
  B)
   \[3\times {{10}^{-5}}M{{s}^{-1}}\]
  done clear
  C)
          \[3\times {{10}^{-8}}M{{s}^{-1}}\]     
  done clear
  D)
          \[3\times {{10}^{-7}}M{{s}^{-1}}.\]
  done clear
  View Answer play_arrow

• question_answer85) Which oxide of nitrogen is obtained on heating ammonium nitrate at \[{{250}^{o}}C?\]                            
  A)
   nitrous oxide
  done clear
  B)
   nitric oxide         
  done clear
  C)
                                   nitrogen dioxide
  done clear
  D)
                                         dinitrogen tetraoxide.
  done clear
  View Answer play_arrow

• question_answer86) Half-life of radium is 1580 years. Its average life will be
  A)
    \[2.275\times {{10}^{3}}\]years
  done clear
  B)
    \[2.5\times {{10}^{3}}\]years
  done clear
  C)
   \[8.825\times {{10}^{2}}\]years
  done clear
  D)
    \[11.832\times {{10}^{3}}\]years.
  done clear
  View Answer play_arrow

• question_answer87) The empirical formula of a compound is \[C{{H}_{2}}O\]. Its molecular weight is 180. The molecular formula of the compound is
  A)
   \[{{C}_{4}}H{{O}_{4}}\]          
  done clear
  B)
          \[{{C}_{5}}{{H}_{10}}{{O}_{5}}\]              
  done clear
  C)
          \[{{C}_{3}}{{H}_{6}}{{O}_{3}}\]                 
  done clear
  D)
          \[{{C}_{6}}{{H}_{12}}{{O}_{6}}.\]
  done clear
  View Answer play_arrow

• question_answer88) Principal, azimuthal and magnetic quantum numbers are respectively related to
  A)
   shape, size and orientation
  done clear
  B)
   size, shape and orientation
  done clear
  C)
   size, orientation and shape
  done clear
  D)
   none of these.
  done clear
  View Answer play_arrow

• question_answer89) The common molecular formula for disaccharide is
  A)
   \[{{C}_{12}}{{H}_{22}}{{O}_{11}}\]       
  done clear
  B)
          \[{{C}_{10}}{{H}_{18}}{{O}_{8}}\]            
  done clear
  C)
   \[{{C}_{10}}{{H}_{20}}{{O}_{10}}\]  
  done clear
  D)
   \[{{C}_{18}}{{H}_{22}}{{O}_{11}}\]
  done clear
  View Answer play_arrow

• question_answer90) Toluene can be oxidised to benzoic acid by
  A)
   \[{{H}_{2}}S{{O}_{4}}\]        
  done clear
  B)
          \[KMn{{O}_{4}}\]           
  done clear
  C)
          \[{{K}_{2}}C{{r}_{2}}{{O}_{7}}\]         
  done clear
  D)
          both (b) and (c).
  done clear
  View Answer play_arrow

• question_answer91) Sodium metal crystallises as a body centred cubic lattice with the cell edge\[4.29\overset{\text{o}}{\mathop{\text{A}}}\,\]. What is the radius of sodium atom (in cm)?
  A)
   \[9.312\times {{10}^{-7}}\]      
  done clear
  B)
          \[1.857\times {{10}^{-8}}\]        
  done clear
  C)
   \[2.371\times {{10}^{-7}}\]
  done clear
  D)
   \[3.817\times {{10}^{-8}}.\]
  done clear
  View Answer play_arrow

• question_answer92) Beilstein test is used for the detection of
  A)
   \[Cl\]                   
  done clear
  B)
          \[Na\]                 
  done clear
  C)
          \[{{N}_{2}}\]                    
  done clear
  D)
          \[C{{O}_{2}}\]
  done clear
  View Answer play_arrow

• question_answer93) Which of the following atoms would be paramagnetic?
  A)
   \[Zn\]                  
  done clear
  B)
          \[Be\]                 
  done clear
  C)
          \[Ca\]                  
  done clear
  D)
          \[N\]
  done clear
  View Answer play_arrow

• question_answer94) The weight of a molecule of the compound \[{{C}_{60}}{{H}_{122}}\] is
  A)
   \[5.025\times {{10}^{23}}g\]   
  done clear
  B)
         \[16.023\times {{10}^{23}}g\]
  done clear
  C)
                          \[2.371\times {{10}^{-7}}\]      
  done clear
  D)
          \[3.817\times {{10}^{-8}}\].
  done clear
  View Answer play_arrow

• question_answer95) Which of the following is the correct statement for \[P{{H}_{3}}\]?
  A)
   it is less poisonous than \[N{{H}_{3}}\]
  done clear
  B)
   it is less basic than \[N{{H}_{3}}\]
  done clear
  C)
   electronegativity of  \[P{{H}_{3}}\]is >\[N{{H}_{3}}\]
  done clear
  D)
   it does not show reducing properties.
  done clear
  View Answer play_arrow

• question_answer96) \[CuS{{O}_{4}}\] reacts with \[KCN\]solution and forms
  A)
   \[{{K}_{3}}[Cu{{(CN)}_{4}}]\] 
  done clear
  B)
          \[Cu(CN)\]        
  done clear
  C)
          \[Cu{{(CN)}_{2}}\]        
  done clear
  D)
          \[{{K}_{4}}[Cu{{(CN)}_{6}}]\]
  done clear
  View Answer play_arrow

• question_answer97) Density ratio of \[{{O}_{2}}\] and \[{{H}_{2}}\] is \[16:1\]. The ratio of their r. m. s velocities will be
  A)
   \[1:4\]                 
  done clear
  B)
          \[1:16\]              
  done clear
  C)
          \[4:1\]                 
  done clear
  D)
          \[16:1.\]
  done clear
  View Answer play_arrow

• question_answer98) Which of the following equation does not obey the law of conservation of mass?
  A)
   \[4H+{{O}_{2}}\to 2{{H}_{2}}O\]
  done clear
  B)
   \[{{H}_{2}}+O\to 2{{H}_{2}}O\]
  done clear
  C)
   \[2H+{{O}_{2}}\to {{H}_{2}}O\]
  done clear
  D)
   both (b) and (c).
  done clear
  View Answer play_arrow

• question_answer99) If benzene reacts with \[C{{l}_{2}}\] in presence of ultraviolet light then which of the following is formed?
  A)
   \[CC{{l}_{4}}\]             
  done clear
  B)
          \[{{C}_{6}}C{{l}_{6}}\]  
  done clear
  C)
          \[{{C}_{6}}{{H}_{5}}Cl\]          
  done clear
  D)
          \[{{C}_{6}}{{H}_{6}}C{{l}_{6}}\]
  done clear
  View Answer play_arrow

• question_answer100) Which of the following is the strongest acid?
  A)
   \[HClO\]             
  done clear
  B)
   \[HCl{{O}_{3}}\]              
  done clear
  C)
          \[HCl{{O}_{2}}\]          
  done clear
  D)
          \[HCl{{O}_{4}}\]
  done clear
  View Answer play_arrow

• question_answer101) Benzaldehyde can be prepared by the hydrolysis of
  A)
   benzyl chloride
  done clear
  B)
          benzotrichloride
  done clear
  C)
   banzal chloride  
  done clear
  D)
         benzo nitrite.
  done clear
  View Answer play_arrow

• question_answer102) Which of the following metal is present in brass, bronze and german-silver?
  A)
   \[Cu\]                 
  done clear
  B)
          \[Na\]                 
  done clear
  C)
          \[Mg\]              
  done clear
  D)
          \[Al\].
  done clear
  View Answer play_arrow

• question_answer103) The propene reacts with \[HBr\] to form
  A)
   hexane          
  done clear
  B)
          bromopropane
  done clear
  C)
                          propane         
  done clear
  D)
          ethane.
  done clear
  View Answer play_arrow

• question_answer104) The correct order of the increasing ionic character is
  A)
   \[BeC{{l}_{2}}<MgC{{l}_{2}}<BaC{{l}_{2}}<CaC{{l}_{2}}\]
  done clear
  B)
   \[BeC{{l}_{2}}<MgC{{l}_{2}}<CaC{{l}_{2}}<BaC{{l}_{2}}\]
  done clear
  C)
   \[BeC{{l}_{2}}<BaC{{l}_{2}}<MgC{{l}_{2}}<CaC{{l}_{2}}\]
  done clear
  D)
   \[BeC{{l}_{2}}<CaC{{l}_{2}}<MgC{{l}_{2}}<BaC{{l}_{2}}\]
  done clear
  View Answer play_arrow

• question_answer105) The meta-directing group in the following is
  A)
   \[OH\]                
  done clear
  B)
          \[N{{H}_{2}}\] 
  done clear
  C)
          \[C{{H}_{3}}\]             
  done clear
  D)
          \[N{{O}_{2}}\]                 
  done clear
  View Answer play_arrow

• question_answer106) Internal energy does not include
  A)
   rotational energy
  done clear
  B)
     vibrational energy
  done clear
  C)
   nuclear energy
  done clear
  D)
   energy gravitational pull.
  done clear
  View Answer play_arrow

• question_answer107) The specific heat of a metal is 0.16. Its approximate atomic weight would be
  A)
   40                         
  done clear
  B)
          16                         
  done clear
  C)
          32                         
  done clear
  D)
          64.
  done clear
  View Answer play_arrow

• question_answer108) The vapour pressure of benzene at a certain temperature is 640 mm of Hg. A non-volatile and non-electrolyte solid weighing 2.175 g is added to 39.08 g of benzene. The vapour pressure of the solution is 600 mm of Hg. What is the molecular weight of solid substance?
  A)
   69.60                   
  done clear
  B)
          49.59   
  done clear
  C)
                          59.60                   
  done clear
  D)
          108.30.
  done clear
  View Answer play_arrow

• question_answer109) Which among the following has the largest dipole moment?
  A)
   \[HI\]                  
  done clear
  B)
          \[{{H}_{2}}O\] 
  done clear
  C)
          \[N{{H}_{3}}\]                 
  done clear
  D)
          \[S{{O}_{3}}\].
  done clear
  View Answer play_arrow

• question_answer110) Oxidation state of osmium (Os) in \[Os{{O}_{4}}\] is
  A)
   \[+4\]                                  
  done clear
  B)
   \[+6\]                  
  done clear
  C)
   \[+7\]                  
  done clear
  D)
          \[+8\].
  done clear
  View Answer play_arrow

• question_answer111) Assertion: Xenon forms fluorides. Reason: Because 5d-orbitals are available for valence shell expansion.
  A)
   If both A and R are true, and R is a correct explanation of the A.
  done clear
  B)
   If both A and R are true, but R is not a correct explanation of the A.                           
  done clear
  C)
   If A is true, but R is false.                         
  done clear
  D)
   If both A and R are false.                       
  done clear
  View Answer play_arrow

• question_answer112) Assertion: Identification of cathode and anode is 1 done by the use of a thermometer. Reason: Higher is the value of reduction potential, greater would be its reducing power.
  A)
   If both A and R are true, and R is a correct explanation of the A.
  done clear
  B)
   If both A and R are true, but R is not a correct explanation of the A.                            
  done clear
  C)
   If A is true, but R is false.                         
  done clear
  D)
   If both A and R are false.                       
  done clear
  View Answer play_arrow

• question_answer113) Assertion: Zinc displaces copper from copper   sulphate solution. Reason: The \[{{E}^{o}}_{298}\] of Zn is  \[-0.76\]volts and that of Cu is \[+0.34\] volts.
  A)
   If both A and R are true, and R is a correct explanation of the A.
  done clear
  B)
   If both A and R are true, but R is not a correct explanation of the A.                           
  done clear
  C)
   If A is true, but R is false.                         
  done clear
  D)
   If both A and R are false.                       
  done clear
  View Answer play_arrow

• question_answer114) Assertion: Reaction of cone. \[{{H}_{2}}S{{O}_{4}}\] on \[NaBr\] and \[Nal\] does not give \[HBr\] and \[HI\]. Reason:  \[HBr\]and  \[HI\]are oxidised by cone. \[{{H}_{2}}S{{O}_{4}}\] to \[B{{r}_{2}}\] and \[{{I}_{2}}\].
  A)
   If both A and R are true, and R is a correct explanation of the A.
  done clear
  B)
   If both A and R are true, but R is not a correct explanation of the A.                           
  done clear
  C)
   If A is true, but R is false.                         
  done clear
  D)
   If both A and R are false.                       
  done clear
  View Answer play_arrow

• question_answer115) Assertion: Taillag of mercury occurs on passing 12 ozone through it. Reason: Due to oxidation of mercury.
  A)
   If both A and R are true, and R is a correct explanation of the A.
  done clear
  B)
   If both A and R are true, but R is not a correct explanation of the A.                           
  done clear
  C)
   If A is true, but R is false.                         
  done clear
  D)
   If both A and R are false.                       
  done clear
  View Answer play_arrow

• question_answer116) Assertion: Bond order can assume any value n umber including zero. Reason: Higher the bond order, shorter is bond length and greater is bond energy.
  A)
   If both A and R are true, and R is a correct explanation of the A.
  done clear
  B)
   If both A and R are true, but R is not a correct explanation of the A.                           
  done clear
  C)
   If A is true, but R is false.                         
  done clear
  D)
   If both A and R are false.                       
  done clear
  View Answer play_arrow

• question_answer117) Assertion: The dipole moment helps to predict whether a molecule is polar or n on polar. Reason: The dipole moment helps to predict geometry of molecules.
  A)
   If both A and R are true, and R is a correct explanation of the A.
  done clear
  B)
   If both A and R are true, but R is not a correct explanation of the A.                           
  done clear
  C)
   If A is true, but R is false.                         
  done clear
  D)
   If both A and R are false.                       
  done clear
  View Answer play_arrow

• question_answer118) Assertion: Lower aldehydes and ketones are Soluble in water but the solubility decreases as the molecular masses increase. Reason: Distinction between aldehydes and ketones can be made by Tollens test.
  A)
   If both A and R are true, and R is a correct explanation of the A.
  done clear
  B)
   If both A and R are true, but R is not a correct explanation of the A.                           
  done clear
  C)
   If A is true, but R is false.                         
  done clear
  D)
   If both A and R are false.                       
  done clear
  View Answer play_arrow

• question_answer119) Assertion: The term tautomerism was introduced by Maxwell in order to explain the chemical reactivity of a substance according to two possible structures Reason: Metamers can also be chain isomers or position isomers.
  A)
   If both A and R are true, and R is a correct explanation of the A.
  done clear
  B)
   If both A and R are true, but R is not a correct explanation of the A.                           
  done clear
  C)
   If A is true, but R is false.                          
  done clear
  D)
   If both A and R are false.                       
  done clear
  View Answer play_arrow

• question_answer120) Assertion: Equivalent conductance of all electrolytes decreases with increasing concentration. Reason: Lesser number of ions are available per g equivalent at higher concentration.
  A)
   If both A and R are true, and R is a correct explanation of the A.
  done clear
  B)
   If both A and R are true, but R is not a correct explanation of the A.                           
  done clear
  C)
   If A is true, but R is false.                         
  done clear
  D)
   If both A and R are false.                       
  done clear
  View Answer play_arrow

• question_answer121) Which of the following is responsible for mechanical support and enzyme transport?
  A)
   Dictyosome                      
  done clear
  B)
          Cell membrane               
  done clear
  C)
          E.R.                                      
  done clear
  D)
          Mitochondria
  done clear
  View Answer play_arrow

• question_answer122) High energy bond of ATP are between:
  A)
   C - C                     
  done clear
  B)
          C - O    
  done clear
  C)
                          C - N                    
  done clear
  D)
          O - P
  done clear
  View Answer play_arrow

• question_answer123) Which of the following is present between cell wall of the plant cells?
  A)
   Lomasome                        
  done clear
  B)
   Microsome       
  done clear
  C)
          Lysosome          
  done clear
  D)
          Middle lamella
  done clear
  View Answer play_arrow

• question_answer124) Bryophytes do not possess:
  A)
   vascular tissue                 
  done clear
  B)
          gametophyte
  done clear
  C)
          alternation of generation
  done clear
  D)
          spores
  done clear
  View Answer play_arrow

• question_answer125) Bacterial cell wall is made up of:
  A)
   xylan                   
  done clear
  B)
          chitin                   
  done clear
  C)
          cellulose                            
  done clear
  D)
          murein
  done clear
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• question_answer126) Obligate parasites live:
  A)
   on living host only
  done clear
  B)
          on living host and dead organic matter
  done clear
  C)
          on dead organic matter only
  done clear
  D)
          on artificial liquid medium
  done clear
  View Answer play_arrow

• question_answer127) The food chain in which microbes breakdown energy rich compounds synthesized by producers is called:
  A)
   ecosystem                        
  done clear
  B)
          parasitic food chain
  done clear
  C)
          detritus level chain
  done clear
  D)
          predator food chain
  done clear
  View Answer play_arrow

• question_answer128) Cork cambium is a:
  A)
   lateral meristem
  done clear
  B)
          apical meristem
  done clear
  C)
          intercalary meristem
  done clear
  D)
          Primitive meristem
  done clear
  View Answer play_arrow

• question_answer129) Root cell of wheat has 42 chromosomes. What would be the number of chromosomes in the synergid cell?
  A)
   7                                            
  done clear
  B)
          14                                         
  done clear
  C)
                                          21                                         
  done clear
  D)
          28
  done clear
  View Answer play_arrow

• question_answer130) Anemophillous flower have:
  A)
   sessile stigma                  
  done clear
  B)
          small, smooth stigma
  done clear
  C)
          colored and scented flowers
  done clear
  D)
          Large feathery stigma
  done clear
  View Answer play_arrow

• question_answer131) Which of the following induces dormancy?
  A)
   Auxin
  done clear
  B)
          Cytokinin
  done clear
  C)
          Both (a) and (b)
  done clear
  D)
          Abscisic acid  
  done clear
  View Answer play_arrow

• question_answer132) Inflorescence of Ficus is:
  A)
   spike                   
  done clear
  B)
          hypanthodium
  done clear
  C)
          raceme                               
  done clear
  D)
          verticillaster
  done clear
  View Answer play_arrow

• question_answer133) If a homozygous tall plant is crossed with homozygous dwarf plant, the off springs will be:
  A)
   all tall plants     
  done clear
  B)
          all dwarf plants               
  done clear
  C)
          half tall plants                  
  done clear
  D)
          half dwarf plants
  done clear
  View Answer play_arrow

• question_answer134) Otorhinolaryngology is the study of:
  A)
   brain cells
  done clear
  B)
          bird anatomy
  done clear
  C)
          locomotary organs
  done clear
  D)
          ENT
  done clear
  View Answer play_arrow

• question_answer135) Linnaeus system of classification is:
  A)
   natural                
  done clear
  B)
          artificial                              
  done clear
  C)
          phylogenetic                    
  done clear
  D)
          progressive
  done clear
  View Answer play_arrow

• question_answer136) The correct sequence in cell cycle is:
  A)
   S-Gj-G2-M
  done clear
  B)
          S-M-G,-G2         
  done clear
  C)
         G,-S-G2-M 
  done clear
  D)
          M, - G, - G2 - S
  done clear
  View Answer play_arrow

• question_answer137) The heart shaped Fern prothallus is:
  A)
   gametophyte                  
  done clear
  B)
          sporophyte
  done clear
  C)
          saprophyte                       
  done clear
  D)
          gamete
  done clear
  View Answer play_arrow

• question_answer138) In  Dryopieris,  the opening mechanism of sporangium is effectively operated by:
  A)
   stalk                                     
  done clear
  B)
          stomium                            
  done clear
  C)
          annulus                              
  done clear
  D)
          peristome
  done clear
  View Answer play_arrow

• question_answer139) Mycorrhiza help in absorption of:
  A)
   calcium                               
  done clear
  B)
          nutrients                           
  done clear
  C)
          metals                
  done clear
  D)
          none of these
  done clear
  View Answer play_arrow

• question_answer140) Crop rotation is used to increase:
  A)
   soil fertility
  done clear
  B)
          pore size and soil particle
  done clear
  C)
          organic content of soil
  done clear
  D)
          viscosity of soil water
  done clear
  View Answer play_arrow

• question_answer141) The plant hormone controlling fruit ripening is:
  A)
   IAA                                       
  done clear
  B)
          GA                        
  done clear
  C)
          KN                                        
  done clear
  D)
          Ethylene
  done clear
  View Answer play_arrow

• question_answer142) Endodermis is part of:
  A)
   cortex                 
  done clear
  B)
          pericycle                            
  done clear
  C)
          medulla                              
  done clear
  D)
          epidermis                          
  done clear
  View Answer play_arrow

• question_answer143) Lateral root in higher plants arise from:
  A)
   cortex                 
  done clear
  B)
          pericycle                            
  done clear
  C)
          epidermis                          
  done clear
  D)
          endodermis                     
  done clear
  View Answer play_arrow

• question_answer144) Female gametophyte of angiosperm is:
  A)
   7 celled                               
  done clear
  B)
          8 celled                               
  done clear
  C)
          11 celled                            
  done clear
  D)
          5 celled
  done clear
  View Answer play_arrow

• question_answer145) Who coined the term zymase?
  A)
   Pasteur                              
  done clear
  B)
          Buchner                             
  done clear
  C)
          Kuhne                 
  done clear
  D)
          Summer
  done clear
  View Answer play_arrow

• question_answer146) Amoebiasis is caused by:
  A)
   Entamoebahistolytica
  done clear
  B)
                          Taeniasolium   
  done clear
  C)
                          Plasmodium vivax          
  done clear
  D)
         E. coli
  done clear
  View Answer play_arrow

• question_answer147) Water current in Leucosolenia is produced by:
  A)
   pinacocytes                      
  done clear
  B)
          choanocytes
  done clear
  C)
          archeocytes                     
  done clear
  D)
          tenocytes
  done clear
  View Answer play_arrow

• question_answer148) Inflammatory response, in allergy is caused by the release of:
  A)
   antigen                               
  done clear
  B)
                          histone                               
  done clear
  C)
          histamines                        
  done clear
  D)
          antibodies
  done clear
  View Answer play_arrow

• question_answer149) Wings of pigeon, mosquito and bat shows :
  A)
   atavism                              
  done clear
  B)
                          mutation
  done clear
  C)
          divergent evolution      
  done clear
  D)
          convergent evolution
  done clear
  View Answer play_arrow

• question_answer150) XO chromosomal  abnormality in  humans cause:
  A)
   Turners syndrome         
  done clear
  B)
          Downs syndrome
  done clear
  C)
          Drawins syndrome        
  done clear
  D)
          Klinefelters syndrome
  done clear
  View Answer play_arrow

• question_answer151) Cumulus covers:
  A)
   ovary                   
  done clear
  B)
                          ovum                  
  done clear
  C)
                          embryo                              
  done clear
  D)
                          sperm
  done clear
  View Answer play_arrow

• question_answer152) The end product of Ornithine cycle is:
  A)
   Urea                    
  done clear
  B)
                          Uric acid             
  done clear
  C)
          \[N{{H}_{3}}\]                 
  done clear
  D)
          \[C{{O}_{2}}\]
  done clear
  View Answer play_arrow

• question_answer153) The function of rennin is:
  A)
   vasodiation
  done clear
  B)
          reduce blood pressure
  done clear
  C)
          degradation of angiotensinogen
  done clear
  D)
          none of the above
  done clear
  View Answer play_arrow

• question_answer154) Blood from which of the following blood group can be given to any patient?
  A)
   A                                                                           
  done clear
  B)
          B
  done clear
  C)
          O                                           
  done clear
  D)
          AB
  done clear
  View Answer play_arrow

• question_answer155) Liver in our body stores:
  A)
   vitamin A                           
  done clear
  B)
          vitamin D                           
  done clear
  C)
          vitamin B,:                         
  done clear
  D)
          all of these
  done clear
  View Answer play_arrow

• question_answer156) Heart beat increases at the time of interview because:
  A)
   hypersecretion of rennin
  done clear
  B)
          hyposecretion of rennin
  done clear
  C)
          secretion of adrenaline
  done clear
  D)
          direlic hormone
  done clear
  View Answer play_arrow

• question_answer157) Which is the derivative of amino acid?
  A)
   Epinephrine                     
  done clear
  B)
          Estrogen                            
  done clear
  C)
                          Progesterone                  
  done clear
  D)
                          All of these
  done clear
  View Answer play_arrow

• question_answer158) Conns disease is caused by the over secretion of:
  A)
   ADH                                     
  done clear
  B)
          ACTH                   
  done clear
  C)
                                          Oxytocin                            
  done clear
  D)
                          Aldosterone
  done clear
  View Answer play_arrow

• question_answer159) Which is the example of Platyhelminthes?
  A)
   Emamoeba                       
  done clear
  B)
          Plasmodium                     
  done clear
  C)
                          Wuchereria                       
  done clear
  D)
                          Schistosoma
  done clear
  View Answer play_arrow

• question_answer160) The true statement regarding corals is:
  A)
   form branch colonies
  done clear
  B)
                                          solitary or colonial          
  done clear
  C)
                          grow as massive bodies              
  done clear
  D)
          all of the above
  done clear
  View Answer play_arrow

• question_answer161) Paired sperm thecae occur in Pheretima in which of the following segments?
  A)
   4, 5, 6, 7                                              
  done clear
  B)
                          6, 7, 8                  
  done clear
  C)
                          6, 7, 8, 9                              
  done clear
  D)
                          3, 4, 5, 6
  done clear
  View Answer play_arrow

• question_answer162) Which is the example of conditioned reflex?
  A)
   Eye closed when anything enter into it
  done clear
  B)
          Hand took up when piercing with needle
  done clear
  C)
          Your kneeing took up a stone then dog runs away
  done clear
  D)
          Digestion food goes forward in alimentary canal
  done clear
  View Answer play_arrow

• question_answer163) The extraembryonic membranes of mammalian embryo are derived from:
  A)
   trophoblast                      
  done clear
  B)
          follicle cells                       
  done clear
  C)
                          inner cell mass                
  done clear
  D)
                          formative cell
  done clear
  View Answer play_arrow

• question_answer164) Which of the following chamber of heart has the thickest muscular wall?
  A)
   Left auricle                        
  done clear
  B)
          Left ventricle   
  done clear
  C)
                          Right ventricle                 
  done clear
  D)
                          Right auricle
  done clear
  View Answer play_arrow

• question_answer165) Which gland plays key role in metamorphosis of frog?
  A)
   Adrenal                              
  done clear
  B)
                          Thyroid                               
  done clear
  C)
                          Thymus                              
  done clear
  D)
                          Pancreas
  done clear
  View Answer play_arrow

• question_answer166) Weberian ossicles are found in:
  A)
   frog                                      
  done clear
  B)
                                          snakes                
  done clear
  C)
                          fishes                  
  done clear
  D)
                          birds
  done clear
  View Answer play_arrow

• question_answer167) The vertebrae in birds are mostly:
  A)
   procoelous                       
  done clear
  B)
          heterocoelous
  done clear
  C)
                          amphicoelous  
  done clear
  D)
                          acoelous
  done clear
  View Answer play_arrow

• question_answer168) Sporogony of malarial parasite occur in:
  A)
   liver of man                      
  done clear
  B)
          RBCs of man
  done clear
  C)
          stomach wall of mosquito
  done clear
  D)
          salivary glands of mosquito
  done clear
  View Answer play_arrow

• question_answer169) Basket star belongs to class:
  A)
   Ophiuroidea                     
  done clear
  B)
          Echinoidea                        
  done clear
  C)
          Crinoidea                           
  done clear
  D)
         Asteroidea
  done clear
  View Answer play_arrow

• question_answer170) Acrosome of sperm is formed by:
  A)
   nucleus                              
  done clear
  B)
                          Golgi bodies     
  done clear
  C)
          lysosome                           
  done clear
  D)
          ER
  done clear
  View Answer play_arrow

• question_answer171) Assertion: Transmission of nerve impulse across a synapse is accomplished by neurotransmitters. Reason: Transmission across a synapse usually required neurotransmitter because there is a small space, i.e., synaptic cleft that separates one neuron from another.
  A)
   A                                           
  done clear
  B)
          B           
  done clear
  C)
          C                                                           
  done clear
  D)
          D           
  done clear
  E)
          E
  done clear
  View Answer play_arrow

• question_answer172) Assertion: Enzymes have active sites and substrates reactive sites on their surfaces respectively. Reason: Active and reactive sites push the enzyme and substrate molecules away from each other.
  A)
   A                                           
  done clear
  B)
          B           
  done clear
  C)
          C                                           
  done clear
  D)
          D           
  done clear
  E)
          E
  done clear
  View Answer play_arrow

• question_answer173) Assertion: Muscles fibres of SA node possess the lowest rhythmicity among all cardiac muscles Reason: Due to this fact, it can initiateexcitory wave at the highest rate.
  A)
   A                                           
  done clear
  B)
          B                                           
  done clear
  C)
          C                                           
  done clear
  D)
          D           
  done clear
  E)
          E
  done clear
  View Answer play_arrow

• question_answer174) Assertion: The genetic complement of an organism is called genotype. Reason: Genotype has the type of hereditary properties of an organism.
  A)
   A                                           
  done clear
  B)
          B           
  done clear
  C)
          C                                           
  done clear
  D)
          D           
  done clear
  E)
          E
  done clear
  View Answer play_arrow

• question_answer175) Assertion: Mitochondriahelpin photosynthesis. Reason: Mitochondria have enzymes for dark reaction.
  A)
   A                                           
  done clear
  B)
          B                                           
  done clear
  C)
          C                                           
  done clear
  D)
          D           
  done clear
  E)
          E
  done clear
  View Answer play_arrow

• question_answer176) Assertion: Birds have one ovary. Reason: This reduces the body weight for flight.
  A)
   A                                           
  done clear
  B)
          B                                           
  done clear
  C)
                          C                                           
  done clear
  D)
                          D           
  done clear
  E)
          E
  done clear
  View Answer play_arrow

• question_answer177) Assertion: In hemianatropous ovule, the funicle lies parallel to body of ovule. Reason: Here, body of ovule has rotated by 90°.
  A)
   A                                           
  done clear
  B)
          B                                           
  done clear
  C)
          C                                           
  done clear
  D)
          D           
  done clear
  E)
          E
  done clear
  View Answer play_arrow

• question_answer178) Assertion: Light is very important factor intranspiration. Reason: It induces stomatal opening and darkness closing. Therefore, transpiration increases in light and decreases in dark.
  A)
   A                                           
  done clear
  B)
          B                                           
  done clear
  C)
          C                                           
  done clear
  D)
          D           
  done clear
  E)
          E
  done clear
  View Answer play_arrow

• question_answer179) Assertion: Waxy and cutin coating on plant parts reduce the transpiration. Reason: These adaptation are found in xerophytes.
  A)
   A                                           
  done clear
  B)
          B                                           
  done clear
  C)
          C                                           
  done clear
  D)
          D           
  done clear
  E)
          E
  done clear
  View Answer play_arrow

• question_answer180) Assertion: Higher plants have meristematicregion for indefinite growth. Reason: Higher plants have root and shoot apices.
  A)
   A                                           
  done clear
  B)
          B                                           
  done clear
  C)
          C                                           
  done clear
  D)
          D           
  done clear
  E)
          E
  done clear
  View Answer play_arrow

• question_answer181) Which one of the following country is not the member of SAARC?
  A)
   Maldeiv                                              
  done clear
  B)
          Bangladesh       
  done clear
  C)
                          Nepal                  
  done clear
  D)
                          Myanmar
  done clear
  View Answer play_arrow

• question_answer182) Which one of the following is responsible for the disease dropsy5?
  A)
   Argemone maxicana
  done clear
  B)
          Brassica oleracea
  done clear
  C)
          Oenothera lamarckiana
  done clear
  D)
          Brassica campestris
  done clear
  View Answer play_arrow

• question_answer183) Seoul is the capital of:
  A)
   Japan                  
  done clear
  B)
                          South Korea
  done clear
  C)
                          Afganistan        
  done clear
  D)
                          Philippines
  done clear
  View Answer play_arrow

• question_answer184) Hari Prasad Chaurasia is related to which of the following musical instrument?
  A)
   Tabla                   
  done clear
  B)
                          Flute    
  done clear
  C)
                          Violin                   
  done clear
  D)
                          Santoor
  done clear
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• question_answer185) Which of the following missile of India has the longest range?
  A)
   Akash                  
  done clear
  B)
                          Prithvi 
  done clear
  C)
                Pinaka                 
  done clear
  D)
                          Both b and c
  done clear
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• question_answer186) Nobel Prize for physiology and medicine for the year 1998 was given for the discovery of:
  A)
   Prion                   
  done clear
  B)
                          Viagra 
  done clear
  C)
          Streptomycin   
  done clear
  D)
                          Invading germs
  done clear
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• question_answer187) Which of the following vitamin is required in bone formation?
  A)
   D           
  done clear
  B)
                          B                           
  done clear
  C)
                                                          C                           
  done clear
  D)
                          A
  done clear
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• question_answer188) How many countries adopted Euro currency?
  A)
   12
  done clear
  B)
                                          6                            
  done clear
  C)
                          9                            
  done clear
  D)
                          8
  done clear
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• question_answer189) Which one of the following is the cave temple in India?
  A)
   Parasnath          
  done clear
  B)
                          Ajanta 
  done clear
  C)
          Parli                     
  done clear
  D)
                          Tuljapur
  done clear
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• question_answer190) Fundamental duties were introduced in the constitution by :
  A)
   42nd amendment
  done clear
  B)
                          40th amendment
  done clear
  C)
                          48th amendment
  done clear
  D)
                          53rd amendment
  done clear
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• question_answer191) Which one of the following pair is incorrect?
  A)
   Kapil-Cricket     
  done clear
  B)
                          M.F. Husain-Actor
  done clear
  C)
          Abul Fazal-Author
  done clear
  D)
          Feroz Gandhi-Politics
  done clear
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• question_answer192) Ecology is the branch of science which deals with:
  A)
   cell structure    
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  B)
                          soils surface     
  done clear
  C)
                          balance of nature
  done clear
  D)
                         human anatomy
  done clear
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• question_answer193) The person who served as the President of India twice, was :
  A)
   Radha Krishnan               
  done clear
  B)
                          Dr. Rajendra Prasad
  done clear
  C)
          Zakir Hussain    
  done clear
  D)
          V.V. Giri
  done clear
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• question_answer194) The great poetry Madhushala was composed by:
  A)
   Mulk Raj Anand
  done clear
  B)
          Harivansh Rai Bachchan
  done clear
  C)
          Mahadevi Verma
  done clear
  D)
          Surender Sharma
  done clear
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• question_answer195) Hirakud dam is constructed on which of the following river?
  A)
   Mahanadi
  done clear
  B)
                          Ganga                 
  done clear
  C)
          Yamuna                              
  done clear
  D)
                          Kosi
  done clear
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• question_answer196) The Fifth Pay commission was headed by justice:
  A)
   Pandiyan
  done clear
  B)
                          Ahmadi
  done clear
  C)
          Anand                 
  done clear
  D)
                          Vaahwa
  done clear
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• question_answer197) Grand prix is a term associated with:
  A)
   Chess  
  done clear
  B)
                          Table tennis     
  done clear
  C)
          Hockey                               
  done clear
  D)
                          Badminton
  done clear
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• question_answer198) President of India gives his resignation to the:
  A)
   Chief Justice     
  done clear
  B)
                          Parliament        
  done clear
  C)
                          Vice President 
  done clear
  D)
                          Prime Minister
  done clear
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• question_answer199) Present speaker in 12th Lok Sabha is:
  A)
   G.M.C. Balyogi
  done clear
  B)
                          Nazma Haptullah
  done clear
  C)
                                          P.A. Sangama  
  done clear
  D)
                          Murali Manohar Joshi  
  done clear
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• question_answer200) The disease rheumatism effects:
  A)
   legs                      
  done clear
  B)
                          ears                     
  done clear
  C)
          lungs                   
  done clear
  D)
                          joints
  done clear
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