Solved papers for EAMCET Medical EAMCET Medical Solved Paper-2005

done EAMCET Medical Solved Paper-2005 Total Questions - 160

• question_answer1) According to Bernoullis theorem\[\frac{P}{d}+\frac{{{V}_{2}}}{2}+gh=cons\tan t.\] The dimensional formula of the constant is: (P = pressure, d = density, h = height, V = velocity and    g = acceleration due to gravity)
  A)
   \[\left[ {{M}^{0}}{{L}^{0}}{{T}^{0}} \right]\]                       
  done clear
  B)
   \[\left[ {{M}^{0}}L{{T}^{0}} \right]\]
  done clear
  C)
   \[\left[ {{M}^{0}}{{L}^{2}}{{T}^{-2}} \right]\]                      
  done clear
  D)
   \[\left[ {{M}^{0}}{{L}^{2}}{{T}^{-4}} \right]\]
  done clear
  View Answer play_arrow

• question_answer2) Angle (in rad) made by the vector \[\sqrt{3\widehat{i}}+\widehat{j}\] with the X-axis:
  A)
   \[\frac{\pi }{6}\]                             
  done clear
  B)
   \[\frac{\pi }{4}\]
  done clear
  C)
    \[\frac{\pi }{3}\]                            
  done clear
  D)
   \[\frac{\pi }{2}\]
  done clear
  View Answer play_arrow

• question_answer3) Two balls are projected simultaneously in the same vertical plane from the same point with velocities \[{{V}_{1}}\]and \[{{V}_{2}}\]with angles \[{{\theta }_{1}}\] and \[{{\theta }_{2}}\] respectively with the horizontal. If , the path of one ball as seen from the position of other ball is:
  A)
   parabola
  done clear
  B)
   horizontal straight line
  done clear
  C)
   vertical straight line
  done clear
  D)
    straight line making \[45{}^\circ \] with the vertical
  done clear
  View Answer play_arrow

• question_answer4) A body of density D and Volume V is lifted through height h in a liquid of density D Volume V is lifted through height in  a liquid of density d (<D). The increase in potential energy of the body is:
  A)
   V (D-d) hg                         
  done clear
  B)
   VDgh
  done clear
  C)
    Vdgh                                  
  done clear
  D)
   V (D + d) gh
  done clear
  View Answer play_arrow

• question_answer5) A nucleus of mass 218 amu in Free State decays to emit an a-particle. Kinetic energy of the a-particle emitted is 6.7 MeV. The recoil energy ( in MeV) of the daughter nucleus is:
  A)
   1.0                                        
  done clear
  B)
   0.5
  done clear
  C)
   0.25                                      
  done clear
  D)
   0.123
  done clear
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• question_answer6) Consider the following statements A and B and identify the correct answers:

  A: Coefficient of restitution varies between 0 and 1.

  B: In inelastic collision, the law of conservation of energy is satisfied

  A)
   A and B are true
  done clear
  B)
   A and B are false
  done clear
  C)
   A is true but B is false
  done clear
  D)
   A is false but B is true
  done clear
  View Answer play_arrow

• question_answer7) Three particles each of mass 1 kg are placed at the corners of a right angled triangle AOB, O being the origin of the coordinate system (OA and OB along positive X- direction and positive Y- direction). If OA=OB=1m, the positive vector of the centre of mass (in metres) is:
  A)
   \[\frac{\widehat{i}+\widehat{j}}{3}\]                                   
  done clear
  B)
   \[\frac{2\left( \widehat{i}+\widehat{j} \right)}{3}\]
  done clear
  C)
   \[\frac{2\left( \widehat{i}+\widehat{j} \right)}{3}\]                       
  done clear
  D)
   \[\left( \widehat{i}-\widehat{j} \right)\]
  done clear
  View Answer play_arrow

• question_answer8) A cubical block of mass m rests on a rough horizontal surface. \[\mu \] is the coefficient of static friction between the block and the surface. A force mg acting on the cube at an angle \[\theta \] with the vertical side of the cube pulls the block. If the block is to be pulled along the surface, then the value cot (\[\theta \]/2) is:
  A)
   less than \[\mu \]                          
  done clear
  B)
   greater than \[\mu \]
  done clear
  C)
   equal to \[\mu \]                           
  done clear
  D)
   not dependent on \[\mu \]
  done clear
  View Answer play_arrow

• question_answer9) A uniform cylindrical rod of mass M and length L is rotating with an angular speed \[\omega \]. The axis of rotation is perpendicular to its axis of symmetry and passes through one of its end faces. If the room temperature increases by t and the  coefficient of linear expansion of the rod is \[\alpha \], the magnitude of the change in its angular speed is:
  A)
   2 \[\omega \alpha t\]                                   
  done clear
  B)
   \[\omega \alpha t\]
  done clear
  C)
   \[\frac{3}{2}\,\omega \alpha t\]                              
  done clear
  D)
   \[\frac{\omega \alpha t}{2}\]
  done clear
  View Answer play_arrow

• question_answer10) Assertion (A): IS and IH are the moments of inertia about the diameters of a solid and thin walled hollow sphere respectively. If the radii and the masses of the above spheres are equal, \[{{I}_{H}}>{{I}_{S}}.\] Reason (R): In solid sphere, the mass is continuously and regularly distributed about the centre whereas the mass, to a large extent, is concentrated on the surface of hollow sphere.
  A)
   both A and R are true and R is the correct explanation of A
  done clear
  B)
   both A and R are true and R is not correct explanation of A
  done clear
  C)
   A is true but R is false
  done clear
  D)
   A is false but R is true
  done clear
  View Answer play_arrow

• question_answer11) According to the size, identify the correct decreasing order in: 1. Original star                   2. Red giant 3. White dwarf
  A)
   1, 2, 3                                  
  done clear
  B)
   2, 3, 1
  done clear
  C)
   3, 1, 2                                  
  done clear
  D)
   2, 1, 3
  done clear
  View Answer play_arrow

• question_answer12) A body executing SHM has a maximum velocity of \[1m{{s}^{-1}}\]and a maximum acceleration of \[4m{{s}^{-2}}.\] Its amplitude in metre is:
  A)
   1                                                            
  done clear
  B)
   0.75
  done clear
  C)
   0.5                                        
  done clear
  D)
   0.25
  done clear
  View Answer play_arrow

• question_answer13) Two wires of same material and same diameter have lengths in the ratio 2 : 5. They are stretched by same force. The ratio of work done in stretching them is:
  A)
   5 : 2                                      
  done clear
  B)
   2 : 5
  done clear
  C)
   1 : 3                                      
  done clear
  D)
   3 : 1
  done clear
  View Answer play_arrow

• question_answer14) The pressures inside two soap bubbles are 1.01 and 1.02 atmospheres respectively. The ratio of their respective volumes is:
  A)
   16                                         
  done clear
  B)
   8
  done clear
  C)
   4                                                            
  done clear
  D)
   2
  done clear
  View Answer play_arrow

• question_answer15) Two rain drops reach the earth with their terminal velocities in the ratio 4 : 9. The ratio of their radii is:
  A)
   4 : 9                                      
  done clear
  B)
   2 : 3
  done clear
  C)
   3 : 2                                      
  done clear
  D)
   9 : 4
  done clear
  View Answer play_arrow

• question_answer16) Equation of a gas in terms of pressure (P), absolute temperature, (T) and density (rf) is:
  A)
   \[\frac{{{P}_{1}}}{{{T}_{1}}{{d}_{1}}}=\frac{{{P}_{2}}}{{{T}_{2}}{{d}_{2}}}\]                          
  done clear
  B)
   \[\frac{{{P}_{1}}{{T}_{1}}}{{{d}_{1}}}=\frac{{{P}_{2}}{{d}_{1}}}{{{d}_{2}}}\]
  done clear
  C)
    \[\frac{{{P}_{1}}{{d}_{2}}}{{{T}_{2}}}=\frac{{{P}_{2}}{{d}_{1}}}{{{T}_{1}}}\]                         
  done clear
  D)
   \[\frac{{{P}_{1}}{{d}_{1}}}{{{T}_{1}}}=\frac{{{P}_{1}}{{d}_{2}}}{{{T}_{2}}}\]
  done clear
  View Answer play_arrow

• question_answer17) Two uniform metal rods of lengths \[{{l}_{1}}\]and \[{{l}_{2}}\]and linear coefficients of expansion \[{{\alpha }_{1}}\] and \[{{\alpha }_{2}}\]respectively are connected to form a single rod of length \[({{l}_{1}}+{{l}_{2}}).\]When the temperature of the combined rod is raised by t °C, the length of each rod increases by the same amount. Then \[\left( \frac{{{\alpha }_{2}}}{{{\alpha }_{1}}+{{\alpha }_{2}}} \right)\] is:
  A)
   \[\frac{{{l}_{1}}}{\left( {{l}_{1}}+{{l}_{2}} \right)}\]                                          
  done clear
  B)
   \[\frac{\left( {{l}_{1}}+{{l}_{2}} \right)}{{{l}_{1}}}\]
  done clear
  C)
   \[\frac{{{l}_{2}}}{\left( {{l}_{1}}+{{l}_{2}} \right)}\]                                          
  done clear
  D)
   \[\frac{({{l}_{1}}+{{l}_{2}})}{{{l}_{2}}}\]
  done clear
  View Answer play_arrow

• question_answer18) A 42 kg block of ice moving on rough horizontal surface stops due to friction, after sometime. If the initial velocity of the decelerating block is \[4\text{ }m{{s}^{-1}},\] the mass of ice (in kg ) that has melted due to the heat generated by the friction is: (Latent heat of ice is\[3.36\times {{10}^{5}}Jk{{g}^{-1}}\])
  A)
  \[{{10}^{-3}}\]                                  
  done clear
  B)
   \[1.5\times {{10}^{-3}}\]
  done clear
  C)
  \[2\times {{10}^{-3}}\]                                  
  done clear
  D)
   \[2.5\times {{10}^{-3}}\]
  done clear
  View Answer play_arrow

• question_answer19) Consider the statement  and  and identify the correct answers:

  A: First law of thermodynamics specifies the conditions under which a body can use its heat energy to produce the work.

  B: Second law of thermodynamics states that heat always flows from hot body to cold body the itself.

  A)
  Both A and B are true
  done clear
  B)
  both A and B are false
  done clear
  C)
   A is true but B is false
  done clear
  D)
   A is false B is true
  done clear
  View Answer play_arrow

• question_answer20) Two bodies of same shape, same size and same radiating power have emissivitys 0.2 and 0.8. The ratio of their temperatures is:
  A)
   \[\sqrt{3}:1\]                                   
  done clear
  B)
   \[\sqrt{2}:1\]
  done clear
  C)
   \[1:\sqrt{5}\]                                   
  done clear
  D)
   \[1:\sqrt{8}\]
  done clear
  View Answer play_arrow

• question_answer21) A light wave and a sound wave have same frequency f and their wavelengths are respectively \[{{\lambda }_{I}}\] and \[{{\lambda }_{S}}\]then:
  A)
   \[{{\lambda }_{L}}={{\lambda }_{S}}\]                                  
  done clear
  B)
   \[{{\lambda }_{L}}>{{\lambda }_{S}}\]
  done clear
  C)
   \[{{\lambda }_{L}}<{{\lambda }_{S}}\]                                  
  done clear
  D)
    \[{{\lambda }_{L}}<2{{\lambda }_{S}}\]
  done clear
  View Answer play_arrow

• question_answer22) A source of sound and an observer are approaching each other with the same speed, which is equal to \[\frac{1}{10}\]times the speed of sound. The apparent relative change in the frequency of the source is:
  A)
   22.2% increase                                
  done clear
  B)
   22.2% decrease
  done clear
  C)
   18.2% decrease                              
  done clear
  D)
   18.2% increase
  done clear
  View Answer play_arrow

• question_answer23) A combination of two thin lenses of the same material with focal lengths f1 and f2, arranged on a common axis minimizes chromatic aberration, if the distance between them is:
  A)
   \[\frac{\left( {{f}_{1}}+{{f}_{2}} \right)}{4}\]                      
  done clear
  B)
   \[\frac{\left( {{f}_{1}}+{{f}_{2}} \right)}{2}\]
  done clear
  C)
   \[\left( {{f}_{1}}+{{f}_{2}} \right)\]                         
  done clear
  D)
   \[2\left( {{f}_{1}}+{{f}_{2}} \right)\]
  done clear
  View Answer play_arrow

• question_answer24) If the focal length of a double convex lens for red light is fR its focal length for the violet light is:
  A)
   \[{{f}_{R}}\]                                      
  done clear
  B)
   greater than \[{{f}_{R}}\]
  done clear
  C)
   less than \[{{f}_{R}}\]                                   
  done clear
  D)
   2 \[{{f}_{R}}\]
  done clear
  View Answer play_arrow

• question_answer25) A thin equal -convex lens is made of glass of refractive index 1.5 and its focal length is 0.2 m. If it acts as a concave lens of 0.5 m focal length when dipped in a liquid, the refractive index of the liquid is:
  A)
   \[\frac{17}{8}\]                               
  done clear
  B)
   \[\frac{15}{8}\]
  done clear
  C)
   \[\frac{13}{8}\]                               
  done clear
  D)
   \[\frac{9}{8}\]
  done clear
  View Answer play_arrow

• question_answer26) For the study of the helical structure of nucleic    acids, the property of electromagnetic radiation, generally used is:
  A)
   reflection                          
  done clear
  B)
   interference
  done clear
  C)
   diffraction                         
  done clear
  D)
   polarization
  done clear
  View Answer play_arrow

• question_answer27) Some physical quantities are given in the List- I the related units are given in the List- II. Match the correct pairs in the lists:

  	List- I		List- II
  A	Magnetic  field intensity	1	\[Wb{{m}^{-1}}\]
  B	Magnetic flux	2	\[Wb{{m}^{-2}}\]
  C	Magnetic potential	3	Wb
  D	Magnetic induction	4	\[A{{m}^{-1}}\]

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

• question_answer28) Two identical short bar magnets, each having magnetic moment of \[10A{{m}^{2}},\] are arranged such that their axial lines are perpendicular to each other and their centres be along the same straight line in a horizontal plane. If the distance between their centres is 0.2 m, the resultant magnetic induction in tesla at a point midway between them is : \[\left( {{\mu }_{0}}=4\pi \times {{10}^{-7}}H{{m}^{-1}} \right)\]
  A)
  \[2.23\times {{10}^{-2}}\]                            
  done clear
  B)
   \[2.23\times {{10}^{-3}}\]
  done clear
  C)
  \[2.25\times {{10}^{-3}}\]                            
  done clear
  D)
   \[2.26\times {{10}^{-2}}\]
  done clear
  View Answer play_arrow

• question_answer29) Three identical charges of magnitude 2 \[\mu \]C are placed at the corner of a right angled triangle ABC whose base BC and height BA are respectively 4 cm and 3 cm. Forces on the charge at the right angled corner B due to the charges at A and C are respectively F1 and F2. The angle between their resultant force and F2 is:
  A)
   \[{{\tan }^{-1}}\left( \frac{9}{16} \right)\]                           
  done clear
  B)
   \[{{\tan }^{-1}}\left( \frac{16}{9} \right)\]
  done clear
  C)
   \[si{{n}^{-1}}\left( \frac{16}{9} \right)\]                               
  done clear
  D)
   \[{{\cos }^{-1}}\left( \frac{16}{9} \right)\]
  done clear
  View Answer play_arrow

• question_answer30) Energy E is stored in a parallel plate capacitor \[{{C}_{1}}.\]An identical uncharged capacitor \[{{C}_{3}}\]is connected to it, kept in contact with it for a while and then disconnected the energy stored in \[{{C}_{2}}\]is:
  A)
   \[\frac{E}{2}\]                                  
  done clear
  B)
   \[\frac{E}{3}\]
  done clear
  C)
    \[\frac{E}{4}\]                                 
  done clear
  D)
   zero
  done clear
  View Answer play_arrow

• question_answer31) Two wires A and B, made of same material and having their lengths in the ratio 6 : 1 are connected   in   series.   The   potential differences across the wires are 3 V and 2 V respectively. If rA and rB are the radii of A and B respectively, then \[\frac{{{r}_{B}}}{{{r}_{A}}}\] is:
  A)
   \[\frac{1}{4}\]                                  
  done clear
  B)
   \[\frac{1}{2}\]
  done clear
  C)
    \[1\]                                   
  done clear
  D)
   \[2\]
  done clear
  View Answer play_arrow

• question_answer32) What is the voltage gain in a common emitter amplifier when input resistance is 3, and the load resistance 240 with p = 60:
  A)
   8.4                                        
  done clear
  B)
   4.8
  done clear
  C)
   2.4                                        
  done clear
  D)
   480
  done clear
  View Answer play_arrow

• question_answer33) The hot and cold junctions of iron- platinum and constantan-platinum thermocouples, when held at a temperature difference of \[100{}^\circ C\] generate thermo emf of 1600 \[\mu \]V and -3400 \[\mu \]V respectively. The value of thermo emf for iron-constantan thermocouple (in \[V{}^\circ {{C}^{-1}}\]is:
  A)
   14                                                         
  done clear
  B)
   25
  done clear
  C)
   28                                         
  done clear
  D)
   50
  done clear
  View Answer play_arrow

• question_answer34) The inductance L (in mH) of the coil which is to be connected in series with a capacitor of 0.3 pF to get an oscillatory frequency of 1 MHz is:
  A)
   8.44                                      
  done clear
  B)
   84.4
  done clear
  C)
   844                                       
  done clear
  D)
   8440
  done clear
  View Answer play_arrow

• question_answer35) A current carrying circular coil, suspended freely in a uniform external magnetic field orients to a position of stable equilibrium. In this state:
  A)
   the plane of the coil is normal to the external magnetic field
  done clear
  B)
   the plane of the coil is parallel to the external magnetic field
  done clear
  C)
   flux through the coil is minimum
  done clear
  D)
   torque on the coil is maximum
  done clear
  View Answer play_arrow

• question_answer36) A proton is projected with a velocity \[{{10}^{7}}m{{s}^{-1}},\]at right angles to a uniform magnetic field of induction 100 mT. The time (in seconds) taken by the proton to traverse \[90{}^\circ \] arc is: (Mass of proton \[=1.65\times {{10}^{-27}}kg\]and charge of proton\[=1.6\times {{10}^{-19}}C\])
  A)
  \[0.81\times {{10}^{-7}}\]                            
  done clear
  B)
   \[1.62\times {{10}^{-7}}\]
  done clear
  C)
  \[2.43\times {{10}^{-7}}\]                            
  done clear
  D)
   \[3.24\times {{10}^{-7}}\]
  done clear
  View Answer play_arrow

• question_answer37) The incident photon involved in the photoelectric effect experiment:
  A)
   completely disappear
  done clear
  B)
   comes out with increased frequency
  done clear
  C)
   comes out with a decreased frequency
  done clear
  D)
   comes out without changes in frequency
  done clear
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• question_answer38) According to Moseleys law, the frequency v of the K\[\alpha \] line and the atomic number Z of the element have the relation:
  A)
   \[v\,\alpha \left( Z-b \right)\]                                   
  done clear
  B)
   \[v\,\alpha {{\left( Z-b \right)}^{2}}\]
  done clear
  C)
    \[\sqrt{v}\,\alpha {{\left( Z-b \right)}^{2}}\]                     
  done clear
  D)
   \[v\,\alpha \frac{1}{{{\left( Z-b \right)}^{2}}}\]
  done clear
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• question_answer39) The particle that possesses half integral spin is:
  A)
   photon                               
  done clear
  B)
   pion
  done clear
  C)
   proton                                
  done clear
  D)
   k- meson
  done clear
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• question_answer40) Consider the following statements A and B and identify the correct answers:

  A: Germanium is preferred over silicon in the construction of Zener diode

  B: Germanium has high thermal stability.

  A)
   both A and B are true
  done clear
  B)
   both A and B are false
  done clear
  C)
   A is true but B is false
  done clear
  D)
   A is false but B is true
  done clear
  View Answer play_arrow

• question_answer41) 4 g of hydrocarbon \[({{C}_{x}}{{H}_{y}})\] on complete combustion gave 12 g of \[\text{C}{{\text{O}}_{\text{2}}}\text{.}\]What is the empirical formula of the hydrocarbon? (C=12,H=1)
  A)
   \[C{{H}_{3}}\]                                  
  done clear
  B)
   \[{{C}_{4}}{{H}_{9}}\]
  done clear
  C)
   \[CH\]                                 
  done clear
  D)
   \[{{C}_{3}}{{H}_{g}}\]
  done clear
  View Answer play_arrow

• question_answer42) Which of the following is obtained in a carbylamine reaction?
  A)
   \[{{C}_{6}}{{H}_{5}}N{{H}_{2}}\]                              
  done clear
  B)
   \[COC{{l}_{2}}\]
  done clear
  C)
   \[{{C}_{6}}{{H}_{5}}CN\]                             
  done clear
  D)
   \[{{C}_{6}}{{H}_{5}}NC\]
  done clear
  View Answer play_arrow

• question_answer43) Which of the following molecules has zero dipole moment?
  A)
   \[BeC{{l}_{2}}\]                               
  done clear
  B)
   \[HCl\]
  done clear
  C)
   \[N{{H}_{3}}\]                                 
  done clear
  D)
   \[{{H}_{2}}O\]
  done clear
  View Answer play_arrow

• question_answer44) Observe the following statements regarding isotones: (i) 39 K and 40 Ca are isotones. (ii) Nucleides having different atomic (Z) and mass numbers but same number of neutrons \[(n)\] are called isotones. (iii) \[{{\,}^{19}}F\] and \[{{\,}^{23}}Na\] are isotones. The correct answer is
  A)
   1, 2 and 3 are correct
  done clear
  B)
   Only 1 and 2 are correct
  done clear
  C)
   Only 1 and 3 are correct
  done clear
  D)
   Only 2 and 3 are correct
  done clear
  View Answer play_arrow

• question_answer45) \[{{C}_{2}}{{H}_{2}}+2HCl\to {{C}_{2}}{{H}_{4}}C{{l}_{2}}\] is an example of ......reaction.
  A)
   addition                             
  done clear
  B)
   hydrogenation
  done clear
  C)
   substitution      
  done clear
  D)
   chlorination
  done clear
  View Answer play_arrow

• question_answer46) Which of the following is not correct?
  A)
   Hydrolysis of \[\text{NC}{{\text{l}}_{\text{3}}}\] gives \[\text{N}{{\text{H}}_{3}}\] and HOCl
  done clear
  B)
   \[\text{N}{{\text{H}}_{\text{3}}}\]is less stable than \[\text{P}{{\text{H}}_{\text{3}}}\]
  done clear
  C)
   \[\text{N}{{\text{H}}_{\text{3}}}\]is a weak reducing reagent compared to \[\text{P}{{\text{H}}_{\text{3}}}\]
  done clear
  D)
   Nitric oxide in solid state exhibits diamagnetic property
  done clear
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• question_answer47) \[{{\text{S}}_{\text{2}}}\text{C}{{\text{l}}_{\text{2}}}\]hydrolyses slowly to form \[\text{HCl,}\,\text{S}{{\text{O}}_{\text{2}}}\]and X. Which of the following is X ?
  A)
   \[S{{O}_{3}}\]                                  
  done clear
  B)
   \[{{H}_{2}}\]
  done clear
  C)
   \[{{0}_{2}}\]                                     
  done clear
  D)
   S
  done clear
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• question_answer48) \[\text{Si}{{\text{O}}_{\text{2}}}\]is reacted with sodium carbonate. What is the gas liberated?
  A)
   CO                                        
  done clear
  B)
   \[{{\text{O}}_{\text{2}}}\]
  done clear
  C)
   \[C{{O}_{2}}\]                                  
  done clear
  D)
   \[{{\text{O}}_{\text{3}}}\]
  done clear
  View Answer play_arrow

• question_answer49) Assertion (A): The spin only magnetic moment of \[S{{c}^{3+}}\]is 1.73 BM. Reason (R): The spin only magnetic moment (in BM) of an ion is equal to \[\sqrt{n(n+2)},\] where \[n\] is the number of unpaired electrons present in the ion. The correct answer is:
  A)
   both (A) and (R) are true and (R) is the correct explanation of
  done clear
  B)
   both (A) and (R) are true and (R) is not the correct explanation of
  done clear
  C)
  (A)  is true but (R) is not true
  done clear
  D)
  (A)  is not true but (R) is true
  done clear
  View Answer play_arrow

• question_answer50) Which of the following is not correct?
  A)
   \[\text{Xe}{{\text{O}}_{\text{3}}}\]has four \[\sigma \] and four \[\pi \] bonds
  done clear
  B)
   The hybridisation of Xe in \[\text{Xe}{{\text{F}}_{\text{4}}}\]is \[\text{s}{{\text{p}}^{3}}{{d}^{2}}\]
  done clear
  C)
   Among noble gases, the occurrence (percent by weight) of argon is highest in air
  done clear
  D)
   Liquid helium is used as cryogenic liquid
  done clear
  View Answer play_arrow

• question_answer51) The compounds formed at anode in the electrolysis of an aqueous solution of potassium acetate are:
  A)
   \[{{C}_{2}}{{H}_{6}}\]and \[C{{O}_{2}}\]              
  done clear
  B)
   \[{{C}_{2}}{{H}_{4}}\]and \[C{{O}_{2}}\]
  done clear
  C)
    \[C{{H}_{4}}\]and \[{{H}_{2}}\]               
  done clear
  D)
   \[C{{H}_{4}}\]and \[C{{O}_{2}}\]
  done clear
  View Answer play_arrow

• question_answer52) \[\text{X}\] reacts with aqueous \[\text{NaOH}\] solution to form Y and \[{{\text{H}}_{\text{2}}}\]. Aqueous solution of Y is heated to 323-333 K and on passing \[C{{O}_{2}}\]into it, \[\text{N}{{\text{a}}_{\text{2}}}\text{C}{{\text{O}}_{\text{3}}}\] and Z were formed. When Z is heated to \[\text{1200}{{\text{ }}^{\text{o}}}\text{C,}\] At \[\text{A}{{\text{l}}_{\text{2}}}{{\text{O}}_{\text{3}}}\] is formed. X, Y and Z respectively are:
  A)
   \[Al,AlC{{l}_{3}},NaAl{{O}_{2}}\]
  done clear
  B)
   \[Zn,\text{ }N{{a}_{2}}Zn{{O}_{2}},\text{ }Al{{(OH)}_{3}}\]
  done clear
  C)
   \[Al,Al{{(OH)}_{3}},AlC{{l}_{3}}\]
  done clear
  D)
   \[Al,NaAl{{O}_{2}},Al{{(OH)}_{3}}\]
  done clear
  View Answer play_arrow

• question_answer53) The value of ...... is less for \[{{\text{D}}_{\text{2}}}\text{O}\]compared to that of \[{{\text{H}}_{\text{2}}}\text{O}\text{.}\]
  A)
   density \[(g.m{{L}^{-1}})\]) at \[\text{20}{{\,}^{\text{o}}}\text{C}\]
  done clear
  B)
   boiling point
  done clear
  C)
   dielectric constant at \[\text{20}{{\,}^{\text{o}}}\text{C}\]
  done clear
  D)
   latent heat of vaporisation \[(J.{{g}^{-1}})\]
  done clear
  View Answer play_arrow

• question_answer54) Which of the following is not correct regarding the electrolytic preparation of\[{{\text{H}}_{\text{2}}}{{\text{O}}_{\text{2}}}\]?
  A)
   lead is used as cathode
  done clear
  B)
   50% \[{{\text{H}}_{\text{2}}}\text{S}{{\text{O}}_{\text{4}}}\] is used
  done clear
  C)
   hydrogen is liberated at anode
  done clear
  D)
   sulphuric acid undergoes oxidation
  done clear
  View Answer play_arrow

• question_answer55) At \[\text{600}{{\,}^{\text{o}}}\text{C,}{{\text{K}}_{\text{p}}}\] for the following reaction is 1 atm. \[\text{X(g)}Y(g)+Z(g)\] At equilibrium, 50% of \[\text{X(g)}\] is dissociated. The total pressure of the equilibrium system is P atm. What is the partial pressure (in atm) ofA1[g) at equilibrium?
  A)
   1                                            
  done clear
  B)
   4
  done clear
  C)
   2                                            
  done clear
  D)
   0.5
  done clear
  View Answer play_arrow

• question_answer56) Identify X and Y  in the following sequence of reactions: \[C{{H}_{3}}\underset{X}{\mathop{CHO}}\,\xrightarrow{HN{{O}_{3}}}\underset{Y}{\mathop{X\xrightarrow{{{P}_{4}}{{O}_{10}}}}}\,Y\]
  A)
   \[{{C}_{2}}{{H}_{5}}OH,\text{ }{{C}_{2}}{{H}_{4}}\]
  done clear
  B)
   \[C{{H}_{3}}C{{O}_{2}}H,{{(C{{H}_{3}}CO)}_{2}}O\]
  done clear
  C)
   \[C{{H}_{3}}C{{O}_{2}}H,C{{H}_{3}}C{{O}_{2}}C{{H}_{3}}\]
  done clear
  D)
   \[{{C}_{2}}{{H}_{5}}OH,C{{H}_{3}}C{{O}_{2}}H\]
  done clear
  View Answer play_arrow

• question_answer57) Which of the following is correct?
  A)
   The pH of one litre solution containing    23 0.49 g of \[{{\text{H}}_{\text{2}}}\text{S}{{\text{O}}_{\text{4}}}\]is 2.0
  done clear
  B)
   The conjugate base of \[{{\text{H}}_{2}}S\]is \[{{\text{S}}^{2-}}\]
  done clear
  C)
   \[\text{B}{{\text{F}}_{\text{3}}}\]iS a Lewis base
  done clear
  D)
   Phenolphthalein is colourless in basic medium
  done clear
  View Answer play_arrow

• question_answer58) Match the following lists:

  	List-I		List-II
  A	Ethylene	1.	Natalite
  B	Acetylene	2.	Preservative
  C	Ethanol	3.	Hawkers lamp
  D	Diethylether	4.	Drug

  answer is
  A)
  A-4     B-3     C-2     D-1
  done clear
  B)
  A-4     B-3     C-1     D-2
  done clear
  C)
  A-1     B-4     C-3     D-2
  done clear
  D)
  A-2     B-3     C-1     D-4
  done clear
  View Answer play_arrow

• question_answer59) Which of the following is correct?
  A)
   In the Castners process of sodium extraction, \[\text{NaCl}\]is used as an electrolyte
  done clear
  B)
   Sodium reduces \[\text{C}{{\text{O}}_{2}}\]to carbon
  done clear
  C)
   Mg reacts with cold water and liberate hydrogen gas
  done clear
  D)
   Magnalium is an alloy of Mg and Zn
  done clear
  View Answer play_arrow

• question_answer60) Hydrogen chloride and \[\text{S}{{\text{O}}_{\text{2}}}\]are the side products in the reaction of ethanol with thionyl chloride. Which of the following is the main product in this reaction?
  A)
   \[{{\text{C}}_{2}}{{H}_{5}}O{{C}_{2}}{{H}_{5}}\]              
  done clear
  B)
   \[{{C}_{2}}{{H}_{6}}\]
  done clear
  C)
   \[C{{H}_{3}}Cl\]                              
  done clear
  D)
   \[{{C}_{2}}{{H}_{5}}Cl\]
  done clear
  View Answer play_arrow

• question_answer61) The time taken for the completion of 90% of a first order reaction is t min. What is the time (in sec) taken for the completion of 99% of the reaction?
  A)
   2t                                          
  done clear
  B)
   \[\frac{t}{30}\]
  done clear
  C)
   \[120t\]                              
  done clear
  D)
   \[60t\]
  done clear
  View Answer play_arrow

• question_answer62) A compound X undergoes reduction with \[\text{LiAI}{{\text{H}}_{\text{4}}}\] to yield Y. When vapours of Y are passed over freshly reduced copper at \[\text{300}{{\,}^{\text{o}}}\text{C, X}\] formed. What is Y?
  A)
   \[C{{H}_{3}}COC{{H}_{3}}\]       
  done clear
  B)
   \[~C{{H}_{3}}CHO\]
  done clear
  C)
   \[C{{H}_{3}}C{{H}_{2}}OH\]       
  done clear
  D)
   \[C{{H}_{3}}OC{{H}_{3}}\]
  done clear
  View Answer play_arrow

• question_answer63) The standard reduction potentials of \[\text{Z}{{\text{n}}^{\text{2+}}}|Zn\]and and \[C{{u}^{2+}}|Cu\]are \[-0.76\,V\]and \[+\,0.34\text{ }V\] respectively. What is the cell? \[\left( \frac{RT}{F}=0.059 \right)\]\[Zn|Z{{n}^{2+}}0.005|\,\,|C{{u}^{2+}}(0.005M)Cu\]
  A)
   1.1295                                 
  done clear
  B)
   1.0705
  done clear
  C)
   1.1                                        
  done clear
  D)
   1.041
  done clear
  View Answer play_arrow

• question_answer64) Consider the following reaction : \[{{C}_{2}}{{H}_{5}}OK+{{C}_{2}}{{H}_{5}}I\xrightarrow{\Delta }X\,(pleasant\,smelling\,liquid)\]  Which of the following reagents converts  ethylbromide to X ?
  A)
   Sodium                               
  done clear
  B)
   Dry silver oxide
  done clear
  C)
   Ethyl chloride   
  done clear
  D)
   Dry silver powder
  done clear
  View Answer play_arrow

• question_answer65) Which of the following is correct?
  A)
   Catalyst undergoes permanent chemical change
  done clear
  B)
   Particle size of solute in true solution is    \[{{10}^{-3}}\text{m}\]
  done clear
  C)
   Starch solution is a hydrosol
  done clear
  D)
   Hydrolysis of liquid ester in the presence of mineral acid is an example of heterogenenous catalysis reactions
  done clear
  View Answer play_arrow

• question_answer66) In an oxidation-reduction reaction, \[\text{MnO}_{4}^{-}\] ion is converted to \[\text{M}{{\text{n}}^{\text{2+}}}.\] What is the number of equivalents of \[\text{KMn}{{\text{O}}_{\text{4}}}\] (mol. wt. = 158) present in \[\text{250 mL }\]of \[\text{ 0}\text{.04 M KMn}{{\text{O}}_{\text{4}}}\]solution?
  A)
   0.02                                      
  done clear
  B)
   0.05
  done clear
  C)
   0.04                                      
  done clear
  D)
   0.07
  done clear
  View Answer play_arrow

• question_answer67) What is the ratio of kinetic energies of 3 g of hydrogen and 4 g of oxygen at T(K)?
  A)
   12:1                                      
  done clear
  B)
   6:1
  done clear
  C)
   1:6                                        
  done clear
  D)
   24:1
  done clear
  View Answer play_arrow

• question_answer68) In which part of atmosphere. Ozone layer is present?
  A)
   Stratosphere  
  done clear
  B)
   Troposphere
  done clear
  C)
   Mesosphere   
  done clear
  D)
   Thermosphere
  done clear
  View Answer play_arrow

• question_answer69) Identify the correct order in which the ionic radius of the following ions increases: (i) \[{{F}^{-}}\]                                   (ii) \[N{{a}^{+}}\]    (iii) \[{{N}^{3-}}\]
  A)
   III, I, II                                 
  done clear
  B)
   I, II, III
  done clear
  C)
   II, III, I                                 
  done clear
  D)
   II, I, III
  done clear
  View Answer play_arrow

• question_answer70) What is the lowest energy of the spectral, line emitted by the hydrogen atom in the Lyman series? (h=Plancks constant, c = Velocity of light, R =  Rydbergs constant).
  A)
   \[\frac{5hcR}{36}\]                        
  done clear
  B)
   \[\frac{4hcR}{3}\]
  done clear
  C)
   \[\frac{3hcR}{4}\]                          
  done clear
  D)
    \[\frac{7hcR}{144}\]
  done clear
  View Answer play_arrow

• question_answer71) 1, 2-dibromoethane reacts with alcoholic KOH to yield a product X. The hybridization state of the carbons present in X respectively are:
  A)
   \[sp,sp\]                            
  done clear
  B)
   \[s{{p}^{3}},s{{p}^{3}}\]
  done clear
  C)
   \[s{{p}^{2}},s{{p}^{2}}\]                              
  done clear
  D)
   \[s{{p}^{3}},s{{p}^{2}}\]
  done clear
  View Answer play_arrow

• question_answer72) Which of the following is used during the preparation of fluorine by Whytlaw-Gray method?
  A)
   aqueous KF      
  done clear
  B)
   aqueous HF
  done clear
  C)
   molten \[\text{KH}{{\text{F}}_{\text{2}}}\]       
  done clear
  D)
   \[\text{N}{{\text{H}}_{\text{4}}}\text{F}\]
  done clear
  View Answer play_arrow

• question_answer73) What are the reagent and reaction conditions used for converting ethylchloride to ethylnitrite (as the maj or product)?
  A)
   \[KN{{O}_{2}},{{C}_{2}}{{H}_{5}}OH,\text{ }{{H}_{2}}O,\text{ }\Delta \]
  done clear
  B)
   \[NaN{{O}_{2}},HCl,0{{\,}^{o}}C\]
  done clear
  C)
   \[KCN,{{H}_{2}}O,\Delta \]
  done clear
  D)
   \[AgN{{O}_{2}},{{C}_{2}}{{H}_{5}}OH,{{H}_{2}}O,\Delta \]
  done clear
  View Answer play_arrow

• question_answer74) Which of the following pairs liberate a gas when they react with each other?
  A)
   \[Si{{O}_{2}},\text{ }Na\]           
  done clear
  B)
   Fused \[NaOH,\] Si
  done clear
  C)
   \[Mg,{{B}_{2}}{{O}_{3}}\]                           
  done clear
  D)
   \[Mg,C{{O}_{2}}\]
  done clear
  View Answer play_arrow

• question_answer75) Which of the following reagents converts both acetaldehyde and acetone to alkanes?
  A)
   \[Ni/{{H}_{2}}\]                              
  done clear
  B)
   \[LiAl{{H}_{4}}\]
  done clear
  C)
   \[{{I}_{2}}NaOH\]                          
  done clear
  D)
   \[Zn-Hg/conc.HCl\]
  done clear
  View Answer play_arrow

• question_answer76) The heat of formation of \[\text{CO(g)}\]and C \[\text{C}{{\text{O}}_{2}}(g)\]are \[\Delta H =-110\] and \[\Delta H =-393\,\text{kJ}\,\text{mo}{{\text{l}}^{-1}}\,\] respectively. What is the heat of reaction (A \[(\Delta H)\] (in \[\text{kJ}\,\text{mo}{{\text{l}}^{-1}}\]) for the following reaction?        \[CO(g)\frac{1}{2}{{O}_{2}}(g)\to C{{O}_{2}}(g)\]
  A)
   \[-504\]                              
  done clear
  B)
   \[-142.5\]
  done clear
  C)
   \[-283\]                              
  done clear
  D)
   504
  done clear
  View Answer play_arrow

• question_answer77) What is the electrochemical equivalent (in \[\text{g}-\text{Coulm}{{\text{b}}^{-1}}\]) of silver? (\[Ag=108;\,\,F=\]Faraday)        
  A)
  108 F                     
  done clear
  B)
   \[\frac{108}{F}\]
  done clear
  C)
   \[\frac{F}{108}\]                                             
  done clear
  D)
   \[\frac{1}{108\,F}\]
  done clear
  View Answer play_arrow

• question_answer78) Which of the following is a favourable factor for cation formation?
  A)
   Low ionisation potential              
  done clear
  B)
   High electron affinity    
  done clear
  C)
   High electronegativity
  done clear
  D)
   Small atomic size            
  done clear
  View Answer play_arrow

• question_answer79) Which of the following gives paracetamol on acetylation?            
  A)
                                                    
  done clear
  B)
                 
  done clear
  C)
                                                 
  done clear
  D)
  
  done clear
  View Answer play_arrow

• question_answer80) What is the wavelength (in m) of a particle of mass \[6.62\times {{10}^{-29}}g\]moving with a velocity of \[{{10}^{3}}m{{s}^{-1}}\]?
  A)
   \[6.62\times {{10}^{-4}}\]                           
  done clear
  B)
   \[6.62\times {{10}^{-3}}\]
  done clear
  C)
   \[{{10}^{-5}}\]                                 
  done clear
  D)
   \[{{10}^{5}}\]
  done clear
  View Answer play_arrow

• question_answer81) In a medico legal case of  accidental interchange between two babies in a hospital, the baby of the blood group A could not be rightly given to a couple with:
  A)
   husband of O group and wife of AB group
  done clear
  B)
   husband of A group and wife of O group
  done clear
  C)
   husband of B group and wife of O group
  done clear
  D)
   husband of AB group and wife of A group
  done clear
  View Answer play_arrow

• question_answer82) Which of the following requires an invertebrate intermediate host?

  1. Dugesia

  2. Schistosoma

  3. Echinocoocus

  4. Ancylostoma

  5. Wuchereria

  A)
   3 and 4                                
  done clear
  B)
   2 and 5
  done clear
  C)
   3 and 5                                
  done clear
  D)
   land 4
  done clear
  View Answer play_arrow

• question_answer83) Lepidopleurus belongs to:
  A)
   Polyplacophara                               
  done clear
  B)
   Echinoidea
  done clear
  C)
   Cephalopoda                   
  done clear
  D)
   Asteroidea
  done clear
  View Answer play_arrow

• question_answer84) Statement (S): Species are groups of potentially    inter breeding natural populations that are isolated from other such groups. Reason (R): Reproductive isolation brings about distinctive morphological characters.
  A)
   Both statement and reason are true and reason is a correct explanation to statement
  done clear
  B)
   Only statement is true and the reason is not true
  done clear
  C)
   Both statement and reason are not true,
  done clear
  D)
   Both statement and reason are true but reason is not the correct explanation to the statement
  done clear
  View Answer play_arrow

• question_answer85) The progenitors that are formed in bone marrow and differentiated elsewhere are:
  A)
   pre- NKcell                        
  done clear
  B)
   pre- erythroblast
  done clear
  C)
   pre- T Cell                          
  done clear
  D)
   myeloblast
  done clear
  View Answer play_arrow

• question_answer86) The dorsal diverticulum of urethra in male rabbit is:
  A)
   uterus                                 
  done clear
  B)
   uterus masculinus
  done clear
  C)
   prepuse                                             
  done clear
  D)
   vas deferens
  done clear
  View Answer play_arrow

• question_answer87) The number of daughter Vorticella formed after the second series of post conjugation fissions is:
  A)
   7                                            
  done clear
  B)
   6
  done clear
  C)
   4                                                            
  done clear
  D)
   2
  done clear
  View Answer play_arrow

• question_answer88) The type of population" where pre-reproductive animals occur in large numbers:
  A)
   declining                            
  done clear
  B)
   fluctuating
  done clear
  C)
   stable                                  
  done clear
  D)
   growing
  done clear
  View Answer play_arrow

• question_answer89) Connective tissues have the following features:

  1. Mesodermal in origin

  2. Tissue repair

  3. Protect body from infection

  4. They do not fatigue during the life of the animal

  Which of the above are characteristics of sphincters?
  A)
   All the four                       
  done clear
  B)
   Only 1, 2 and 3
  done clear
  C)
    Only 1, 2 and 4                                
  done clear
  D)
   Only 1, 3 and 4
  done clear
  View Answer play_arrow

• question_answer90) In frog chromosome number is reduced half:
  A)
   when 2nd polar body is separated
  done clear
  B)
   when 2nd polar body is divided
  done clear
  C)
    when 3rd polar body is separated
  done clear
  D)
   when 1st polar body is separated
  done clear
  View Answer play_arrow

• question_answer91) The following are associated with Pheretima. Match them:

  	List- I		List- II
  A	Yellow cells	1	Primordial germ cells
  B	Oval sphinctered pores	2	Totipotent
  C	Basal cells	3	Deamination
  D	Parietal layer	4	The septum between 14/15

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

• question_answer92) Chicks of the first two weeks in the brooder hover are usually susceptible to one of the following:
  A)
   Marek s disease                             
  done clear
  B)
   Cotasis
  done clear
  C)
   Ranikhet disease                            
  done clear
  D)
   Whirling disease
  done clear
  View Answer play_arrow

• question_answer93) X-rays are used in:
  A)
   ECG                                      
  done clear
  B)
   EEG
  done clear
  C)
   CT-scan                              
  done clear
  D)
   Endoscopy
  done clear
  View Answer play_arrow

• question_answer94) Folding and unfolding of actin and myosin leads to amoeboid movement. This is hypothesized by:
  A)
   Alien                                    
  done clear
  B)
   Goldacre and Lasch
  done clear
  C)
    Berthold                                           
  done clear
  D)
   Jennigs
  done clear
  View Answer play_arrow

• question_answer95) Pellagra is caused by deficiency of vitamin:
  A)
   B1                                                          
  done clear
  B)
   B2
  done clear
  C)
   B5                                                          
  done clear
  D)
   B6
  done clear
  View Answer play_arrow

• question_answer96) The main excretory organ of prawn is:
  A)
   Green gland                     
  done clear
  B)
   flame cell
  done clear
  C)
   Malpighian tubule         
  done clear
  D)
   nephridia
  done clear
  View Answer play_arrow

• question_answer97) Ear lobes of arctic fox are smaller than that of tropical fox. This is:
  A)
   Jordons rule                     
  done clear
  B)
   Bergmans rule
  done clear
  C)
   Glogers rule                     
  done clear
  D)
   Aliens rule
  done clear
  View Answer play_arrow

• question_answer98) The organisms which generate heat energy within body and also retain it are known as:
  A)
   endothermic                    
  done clear
  B)
   exothermic
  done clear
  C)
   photothermic                  
  done clear
  D)
   geothermic
  done clear
  View Answer play_arrow

• question_answer99) Haemozoin is released into blood during the infection of Plasmodium vivax every:
  A)
   24hrs.                                  
  done clear
  B)
   48hrs.
  done clear
  C)
   72hrs.                                  
  done clear
  D)
   12hrs.
  done clear
  View Answer play_arrow

• question_answer100) Characteristic of coelentrate is occurrence of:
  A)
   nematocysts                    
  done clear
  B)
   polymorphism
  done clear
  C)
   flame cells                         
  done clear
  D)
   choanocytes
  done clear
  View Answer play_arrow

• question_answer101) The function of iris in the eyes of frog is to:
  A)
   alter the size of pupil
  done clear
  B)
   move nictitating membrane
  done clear
  C)
   referect light rays
  done clear
  D)
   move the lens forward and backward
  done clear
  View Answer play_arrow

• question_answer102) Ospharidium of Pilaglobosa is:
  A)
   photoreceptor                                
  done clear
  B)
   chemoreceptor
  done clear
  C)
   thermoreceptor                             
  done clear
  D)
   electroreceptor
  done clear
  View Answer play_arrow

• question_answer103) Reverse flow of food in the stomach of rabbit is prevented by this:
  A)
   pyloric sphincter                             
  done clear
  B)
   ileo- caecal valve
  done clear
  C)
   cardiac sphincter            
  done clear
  D)
   uvula
  done clear
  View Answer play_arrow

• question_answer104) Inner lining of blood vessels is formed by:
  A)
   ciliated epithelium         
  done clear
  B)
   squamous epithelium
  done clear
  C)
   cubical epithelium
  done clear
  D)
   columnar epithelium
  done clear
  View Answer play_arrow

• question_answer105) Assertion (A): Old age is not an illness. It is a continuation of life with decreasing capacity for adaptation. Reaction (R): Cessation of mitosis is a genetically programmed event.
  A)
  Both (A) and (R) are true (R) is the correct explanation of
  done clear
  B)
  Both (A) and (R) are true but (R) is not the correct explanation of
  done clear
  C)
  (A)  is true but (R) is false
  done clear
  D)
  (A)  is false but (R) is true
  done clear
  View Answer play_arrow

• question_answer106) The vein that does not directly open into the heart is:
  A)
   pre caval                            
  done clear
  B)
   post caval
  done clear
  C)
   pulmonary        
  done clear
  D)
   posterior mesenteric
  done clear
  View Answer play_arrow

• question_answer107) The number of segments on the anal cerci of cockroach is:
  A)
   12                                                         
  done clear
  B)
   15
  done clear
  C)
   18                                                         
  done clear
  D)
   16
  done clear
  View Answer play_arrow

• question_answer108) The lactic acid generated during muscles contraction is converted to glycogen in:
  A)
   muscle                                
  done clear
  B)
   kidney
  done clear
  C)
   pancreas                            
  done clear
  D)
   liver
  done clear
  View Answer play_arrow

• question_answer109) An example of liquid tumour is:
  A)
   glioblastoma                    
  done clear
  B)
   adeno carcinoma
  done clear
  C)
   chondrosarcoma
  done clear
  D)
   myealocytic leukemia
  done clear
  View Answer play_arrow

• question_answer110) Acromegaly is due to the hypersecretion of a hormone from:
  A)
   neurohypophysis           
  done clear
  B)
   adenohypophysis
  done clear
  C)
   cells of Leydig                  
  done clear
  D)
   pars intemedialis
  done clear
  View Answer play_arrow

• question_answer111) In the insect which feeds on nectar the proboscis is formed by:
  A)
   hypopharynx                   
  done clear
  B)
   mandibles
  done clear
  C)
   glossa                                  
  done clear
  D)
   labrium
  done clear
  View Answer play_arrow

• question_answer112) The hormone that prepares and maintains the uterus during pregnancy is secreted by:
  A)
   corpora cardiaca             
  done clear
  B)
   corpus luteum
  done clear
  C)
   corpora albicans                             
  done clear
  D)
   graafi an follicle
  done clear
  View Answer play_arrow

• question_answer113) Arrange the periods of Palaeozoic era in ascending order in a geological time scale:
  A)
   Cambrian                                                                                                                       \[\to\] Ordovician                                                                                                                       \[\to\] Silurian                                                                                                                       \[\to\] Devonian                                                                                                                       \[\to\]  Carboniferous                                                                                                                       \[\to\] Permian
  done clear
  B)
   Cambrian                                                                                                                       \[\to\] Devonian                                                                                                                       \[\to\] Ordovician                                                                                                                       \[\to\] Silurian                                                                                                                       \[\to\] Carboniferous                                                                                                                       \[\to\] Permian
  done clear
  C)
   Cambrian                                                                                                                       \[\to\] Ordovician                                                                                                                       \[\to\] Devonian                                                                                                                       \[\to\] Silurian                                                                                                                       \[\to\] Carboniferous                                                                                                                       \[\to\] Permian
  done clear
  D)
   Silurian                                                                                                                       \[\to\] Devonian                                                                                                                       \[\to\] Cambrian                                                                                                                       \[\to\] Ordovician                                                                                                                       \[\to\] Permian                                                                                                                       \[\to\] Carboniferous
  done clear
  View Answer play_arrow

• question_answer114) The Ornithine cycle removes two waste products from blood in liver. These are:
  A)
                                                                                                                  \[C{{O}_{2}}\] and urea             
  done clear
  B)
                                                                                                                  \[C{{O}_{2}}\]  and ammonia
  done clear
  C)
   ammonia and urea        
  done clear
  D)
   ammonia and uric acid
  done clear
  View Answer play_arrow

• question_answer115) The deficiency of this vitamin is known to causes abortion in early pregnancy of rat:
  A)
   retinol                                 
  done clear
  B)
   calciferol
  done clear
  C)
   tocopherol                        
  done clear
  D)
   napthoquinone
  done clear
  View Answer play_arrow

• question_answer116) Which one affects liver, muscle and adipose tissue?
  A)
   Androgen                          
  done clear
  B)
   Insulin
  done clear
  C)
   Progesterone                                  
  done clear
  D)
   Glucagon
  done clear
  View Answer play_arrow

• question_answer117) The total number of progeny obtained through dihybrid cross of Mendel is 1280 in F2 generation. How many are recombinants?
  A)
   240                                       
  done clear
  B)
   360
  done clear
  C)
   480                                       
  done clear
  D)
   720
  done clear
  View Answer play_arrow

• question_answer118) Correct statement with reference to a test tube baby is:
  A)
   the fertilized egg is placed in the womb of the mother where the gastrula period is completed
  done clear
  B)
   unfertilized egg is placed in the womb and  allowed to grow parthenogenetically
  done clear
  C)
   a prematuraly born baby is reared in an  incubator
  done clear
  D)
   fertilized egg is taken out and grown in a large  test tube
  done clear
  View Answer play_arrow

• question_answer119) Common among all mammals is :
  A)
   ventral nerve cord         
  done clear
  B)
   seven cervical vertebrae
  done clear
  C)
   all are carnivores
  done clear
  D)
   all are producers
  done clear
  View Answer play_arrow

• question_answer120) In Pheretima, the red colored round bodies in 4th, 5thand 6th segment above the alimentary canal are believed to be involved in:
  A)
   reproduction                   
  done clear
  B)
   digestion
  done clear
  C)
   excretion
  done clear
  D)
   leucocyte production
  done clear
  View Answer play_arrow

• question_answer121) Study the following lists :

  List-I	List-II
  A. Hatch and Slack	1. Electron microscope
  B. Theophrastus	2. Citric acid cycle
  C. Knoll and Ruska	3. Micrographia
  D. Robert Hooke	4. C4 pathway
  	5. Historia Plantarum

  The correct match is:
  A)
  A-4         B-5         C-1         D-3
  done clear
  B)
  A-4         B-5         C-1         D-2
  done clear
  C)
  A-2         B-4         C-5         D-3
  done clear
  D)
  A-2         B-3         C-4         D-1
  done clear
  View Answer play_arrow

• question_answer122) Identify the correct order of the following four zones in the root from apex to base :

  1. Mineral absorption zone

  2. Meristematic zone

  3. Maturation zone

  4. Water absorption zone

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

• question_answer123) The underground stem that has contractile roots is:
  A)
   rhizome                                             
  done clear
  B)
   corm
  done clear
  C)
   stem tuber                       
  done clear
  D)
   bulb
  done clear
  View Answer play_arrow

• question_answer124) A compound leaf which appears as simple leaf due to the suppression of one or two leaflets is found in one of the following plants:
  A)
   Hardwickia                        
  done clear
  B)
   Pakinsonia
  done clear
  C)
   Coriandrum                      
  done clear
  D)
   Citrus
  done clear
  View Answer play_arrow

• question_answer125) Study the following lists :

  List-I	List-II
  A. Gall flowers	1. Spikelet
  B. Involucre	2. Hypanthodium
  C. Spathe	3. Cyathium
  D. Lemma	4. Umbel
  	5. Spadix

  The correct match is:
  A)
                  A-2         B-4         C-5         D-3
  done clear
  B)
                  A-3         B-4         C-2         D-5
  done clear
  C)
                  A-2         B-3         C-5         D-1
  done clear
  D)
                  A-3         B-4         C-2         D-1
  done clear
  View Answer play_arrow

• question_answer126) Identify the wrong expression from the following statements:
  A)
   A plant that bears male, female and bisexual flowers is polygamous.
  done clear
  B)
   An actinomorphic flower can be dissected into two equal halves from any plane.
  done clear
  C)
   Superior ovary is found in hypogynous flowers.
  done clear
  D)
   That side of the flower towards the bract is called the posterior side.
  done clear
  View Answer play_arrow

• question_answer127) Study the following lists :

  List-I	List-II
  A. Tridax	1. Synandrous
  B. Dolichos	2. Monadelphous
  C. Ceiba	3. Syngenesious
  D. Cucurbita	4. Polyadelphous
  	5. Diadelphous

  The correct match is:
  A)
  A-4         B-5         C-2         D-1
  done clear
  B)
                  A-3         B-5         C-1         D-4
  done clear
  C)
                  A-5         B-3         C-4         D-2
  done clear
  D)
                  A-3         B-5         C-4         D-1
  done clear
  View Answer play_arrow

• question_answer128) Which one of the following is not a correct explanation of cross pollination?
  A)
  The pollen grains are transferred from one flower to another flower situated on the same plant
  done clear
  B)
  The pollen grains are transferred from one flower to another flower, of another plant of the same species
  done clear
  C)
   The pollen grains of male flower are transferred to the stigma of the female flower.
  done clear
  D)
  The pollen grains of one flower are transferred to the stigma of the same flower
  done clear
  View Answer play_arrow

• question_answer129) Fibrous thickenings of hygroscope nature are found in this part of the another wall:
  A)
   epidermis                          
  done clear
  B)
   endothecium
  done clear
  C)
   middle layers                   
  done clear
  D)
   tepetum
  done clear
  View Answer play_arrow

• question_answer130) In which of the following types of fruits, dorsiventral dehiscence takes place?

  1. Legume

  2. Follicle

  3. Siliqua

  4. Capsule

  The correct combination is:
  A)
  1 and 3                                 
  done clear
  B)
   1 and 2
  done clear
  C)
   2 and 3                                
  done clear
  D)
   2 and 4
  done clear
  View Answer play_arrow

• question_answer131) Assertion (A): The scientific name Malus mains is illegitimate. Reason (R): It is a tautonym. The correct answer is :
  A)
   Both (A) and (R) are true (R) is the correct explanation of
  done clear
  B)
   Both (A) and (R) are true but (R) is not the correct explanation of
  done clear
  C)
  (A) is true but (R) is false
  done clear
  D)
  (A) is false but (R) is true
  done clear
  View Answer play_arrow

• question_answer132) In a flower there are five unequal petals. The posterior petal is the largest. The two petals are partially fused to form. The two lateral petals are smaller than the posterior petal. Which one of the following characters is not associated with such a flower?
  A)
   The aestivation of the petals is descendingly imbricate
  done clear
  B)
   The odd sepal is anterior
  done clear
  C)
   The pollination is by piston mechanism
  done clear
  D)
   The number of carpels is many
  done clear
  View Answer play_arrow

• question_answer133) Study the following lists :

  List-I	List-II
  A. Solanaceae B. Malvaceae C. Fabaceae D. Asteraceae	1. Launea 2. Pongamia 3. Petunia 4. Wilhunia 5. Thespesia

    The correct match is:
  A)
                  A-3         B-4         C-1         D-2
  done clear
  B)
                  A-2         B-5         C-1         D-4
  done clear
  C)
                  A-4         B-5         C-2         D-1
  done clear
  D)
                  A-5         B-2         C-3         D-4
  done clear
  View Answer play_arrow

• question_answer134) 14.          Which one of the following is used for external application in the cure of leprosy?
  A)
   Rice bran oil
  done clear
  B)
   Neem seed oil
  done clear
  C)
   Cotton seed oil
  done clear
  D)
   Groundnut seed oil
  done clear
  View Answer play_arrow

• question_answer135) Study the following lists :

  List-I (Taxon)	List-II (Number of chromosomes in the endosperm cells)
  A. Pisum sativum	1.    72
  B. Oryza s-ativa	2.    24
  C. Nicotiana tabacum	3.    60
  D. Allium cepa	4.    36
  	5.    21

                  The correct match is:
  A)
                  A-5         B-4         C-1         D-2
  done clear
  B)
                  A-2         B-5         C-3         D-1
  done clear
  C)
                  A-1         B-2         C-5         D-4
  done clear
  D)
                  A-4         B-1         C-2         D-5
  done clear
  View Answer play_arrow

• question_answer136) Arrange the following events of meiosis in the correct sequence :

  1.Terminalization

  2.Crossing over

  3.Synapsis

  4.Disjunction of genomes

  The correct sequence is:
  A)
   4, 3, 2, 1                              
  done clear
  B)
   3, 2, 1, 4
  done clear
  C)
   2, 1, 4, 3                              
  done clear
  D)
   1, 4, 3, 2
  done clear
  View Answer play_arrow

• question_answer137) Study the following table :

  No.	Tissue	Structural feature	Function
  1.	Collenchyma	Cell walls with high water content	Photosynthesis in young stems
  2.	Parenchyma	Suberized cell walls	Storage of food
  3.	Sclerenchyma	Lignified cell walls	Mechanical strength
  4.	Digestive glands	Dense cytoplasm	Breaking the substrate without water

  The correct combination is:
  A)
   1 and 2                                
  done clear
  B)
   2 and 3
  done clear
  C)
   1 and 4                                
  done clear
  D)
   1 and 3
  done clear
  View Answer play_arrow

• question_answer138) Assertion (A): All the endodermal cells of the root do not contain casparian thickenings on their radial and transverse walls. Reason (R): Passage cells are found in the Root endodermis.
  A)
   Both (A) and (R) are true and (R) is the correct explanation of
  done clear
  B)
  Both (A) and (R) are true but (R) is not the correct explanation of
  done clear
  C)
                  (A)  is true but (R) is false
  done clear
  D)
  (A)  is false but (R) is true
  done clear
  View Answer play_arrow

• question_answer139) Identify the correct order of the components with reference to their arrangement from outer side to inner side in a woody dicot stem:

  1. Secondary cortex

  2.  Autumn wood

  3.  Secondary phloem

  4.  Phellem

  A)
   2,3,1,4                                 
  done clear
  B)
   3,4,2,1
  done clear
  C)
   4,1,3,2                                 
  done clear
  D)
   1,2,4,3
  done clear
  View Answer play_arrow

• question_answer140) Which pair of the following plants represent, the condition or modification or stipules into spines?
  A)
   Euphorbia and Zizyphus
  done clear
  B)
   Citrus and Eiiphsrbm
  done clear
  C)
   Zizyphus and Bougainvillea
  done clear
  D)
   Bougainvillea and Citrus
  done clear
  View Answer play_arrow

• question_answer141) Assertion (A): In Spirogyra, some cells in one of the two filaments become empty after conjugation. Reason (R): The aplanogametes from the cells of one filament pass through the conjugation tubes into the cells of the other filament.
  A)
   Both (A) and (R) are true and (R) is the correct explanation of
  done clear
  B)
   Both (A) and (R) are true but (R) is no the correct explanation of
  done clear
  C)
  (A)  is true but (R) is false
  done clear
  D)
  (A)  is false but (R) is true
  done clear
  View Answer play_arrow

• question_answer142) What are the successive structures formed in course of sexual reproduction of Rhizopus?
  A)
   Zygospore, progametangium, gametagium, zygophore
  done clear
  B)
   Progametangium, zygophore, gametangium, zygospore
  done clear
  C)
   Progametangium, gametangium, zygospore, zygophore
  done clear
  D)
   Zygophore, progametangium, gametangium, zygospore
  done clear
  View Answer play_arrow

• question_answer143) Choose the correct statement:
  A)
   Apophysis is the basal fertile part of the capsule in Funaria.
  done clear
  B)
   Apophysis is the apical sterile part of the microsporophyll in Cycas.
  done clear
  C)
   Apospory is the development of sporophyte from vegetative cells of the gametophyte.
  done clear
  D)
   Apogamy is the development of gametophyte from the vegetative cells of the sporophyte.
  done clear
  View Answer play_arrow

• question_answer144) Study the following list :

  List-I	List-II
  A. Pteris - Spermatozoids	1. Zooidogamy
  B. Cycas- Male gametes	2.Malic  acid
  C. Funaria- Antherozoids	3.Oogamy
  D. Spirogyra- Aplanogametes	4.Sucrose
  	5.Physiological anisogamy

  The correct match is :
  A)
                  A-1         B-5         C-4         D-3
  done clear
  B)
                  A-3         B-2         C-4         D-5
  done clear
  C)
                  A-2         B-5         C-4         D-1
  done clear
  D)
                  A-2         B-4         C-3         D-5
  done clear
  View Answer play_arrow

• question_answer145) Study the following lists :

  List-I  (Plant part)	List-II (Number of sets of chromosomes)
  A. Sarcotesta of Cycas	1. Haploid
  B. Aposporous gametophores   of Funaria	2. Diploid
  C. Azygospore of Rhizopus	3. Diploid
  D. Hypostomium of Pteris	4. Haploid
  	5. Diploid

  The correct match is :
  A)
                  A-5         B-3         C-4         D-2
  done clear
  B)
                  A-1         B-4         C-2         D-5
  done clear
  C)
                  A-5         B-1         C-2         D-3
  done clear
  D)
                  A-2         B-4         C-1         D-3
  done clear
  View Answer play_arrow

• question_answer146) Which of the, following protects the bacteria from the enzymes present in the external medium?
  A)
   Slime layer                        
  done clear
  B)
   S. laver
  done clear
  C)
  Flagella                                
  done clear
  D)
   Cell wall
  done clear
  View Answer play_arrow

• question_answer147) Identify the correct pair that shows the double stranded RNA among the following:
  A)
   Cauliflower mosaic virus and Dahlia mosaic virus
  done clear
  B)
   Poliovirus and wound tumour virus
  done clear
  C)
   Wound tumour virus and Reovirus
  done clear
  D)
   Tobacco mosaic virus and Reovirus
  done clear
  View Answer play_arrow

• question_answer148) The   asexual   spores   formed   by Colletotrichiim falcatum, Sphaerotheca and Rhizopus stolonifer are:
  A)
   many celled                      
  done clear
  B)
   one celled
  done clear
  C)
   pyriform in shape          
  done clear
  D)
   rod shaped
  done clear
  View Answer play_arrow

• question_answer149) The sexual stages of pathogens of blast of rice and red rot of sugarcane are named respectively as:
  A)
   Magneporthe grisea and Colletotrichiim falcatum
  done clear
  B)
   Colletotrichum     falcatum      and Pyricularia oryzae
  done clear
  C)
   Glomerella tucumanensis and Magneporthe grissa
  done clear
  D)
   Magneporthe grisea and Glomerella tucumanensis
  done clear
  View Answer play_arrow

• question_answer150) Study the following lists :

  List-I	List-II
  A. Mutation breeding	1. Laborious and expensive process to obtain gene variation
  B. Selection	2. Hybrid vigour can be maintained for several generations
  C. Hybridization	3. Simplest and easiest method of plant improvement
  D. Introduction	4. Oldest breeding method
  	5. Quick method to obtain  gene variation

  The correct match is:
  A)
                  A-5         B-4         C-1         D-2
  done clear
  B)
                  A-5         B-4         C-1         D-3
  done clear
  C)
                  A-4         B-2         C-3         D-1
  done clear
  D)
                  A-1         B-2         C-4         D-5
  done clear
  View Answer play_arrow

• question_answer151) The core metal of chlorophyll is
  A)
   Fe                                                         
  done clear
  B)
   Mg
  done clear
  C)
   Ni                                                          
  done clear
  D)
   Cu
  done clear
  View Answer play_arrow

• question_answer152) The fruiting body formed from a filamentous heterotrophic organism which is known for its nutritive value for the humanity:
  A)
   cremocarp                        
  done clear
  B)
   acervulus
  done clear
  C)
   basidiocarp                       
  done clear
  D)
   akinite
  done clear
  View Answer play_arrow

• question_answer153) The fragments of DNA formed after treatment with endonucleases are separated by this technique:
  A)
   polymerase chain reaction
  done clear
  B)
   southern blotting
  done clear
  C)
   electrophoresis
  done clear
  D)
   colony hybridization
  done clear
  View Answer play_arrow

• question_answer154) Which one of the following forms of soil water can be readily absorbed by the roots?
  A)
   Capillary water
  done clear
  B)
   Hygroscopic water
  done clear
  C)
   Run away water
  done clear
  D)
   Gravitational water
  done clear
  View Answer play_arrow

• question_answer155) Identify the correct statement from the following:

  1. Accumulation of \[{{K}^{+}}ions\] in the guard cells does not require energy.

  2. A high pH favours stomatal opening.

  3. Movement of chloride ions into the guard cells in the response to the electrical differential created by \[{{K}^{+}}ions\].

  4. With the entry of several K+ ions and chloride ions, the water potential of guard cells increases.

  The correct combination is:
  A)
   1 and 3                                
  done clear
  B)
   1 and 2
  done clear
  C)
   2 and 3                                
  done clear
  D)
   3 and 4
  done clear
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• question_answer156) The values of osmotic potential \[(\pi )\] and pressure potential \[(\rho )\] of cells A, B, C and D are given below :  

  	\[\pi \]	\[\rho \]
  Cell A	-1.0	0.5
  Cell B	-0.6	0.3
  Cell C	-1.2	0.6
  Cell D	-0.8	0.4

  Identify the correct sequence that shows the path of movement of water from among the following:
  A)
   \[D\to C\to A\to B\]
  done clear
  B)
   \[B\to D\to A\to C\]
  done clear
  C)
   \[B\to C\to D\to A\]
  done clear
  D)
   \[C\to B\to A\to D\]
  done clear
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• question_answer157) Identify the correct sequence of enzymes given below which participate in the regeneration phase of Calvin cycle :

  1. Ribulose-5-phosphate isomerase

  2. Ribulose-5-phosphate epimerase

  3. Transketolase

  4. Triose phosphate isomerase

  The correct sequence is:
  A)
   4, 1, 3, 2                                              
  done clear
  B)
   3, 4, 2, 1
  done clear
  C)
   4, 3, 1, 2                                              
  done clear
  D)
   2, 1, 4, 3
  done clear
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• question_answer158) In which one of the following reactions, substrate level phosphorylation does not occur?
  A)
   1, 3 bisphosphoglyceric acid \[\to \]3-phosphoglyceric acid
  done clear
  B)
   Glucose-6-phosphate \[\to \] Fructoses- phosphate
  done clear
  C)
   Succinyl Co-A \[\to \]Succinic acid
  done clear
  D)
   Phosphoenol pyruvic acid\[\to \]Pyruvic acid
  done clear
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• question_answer159) Nostoc fixes dinitrogen in symbiotic association with the following :

  1. Ainus

  2. Gunnera

  3. Anthoceros

  4. Casuarina

  The correct combination is:
  A)
   1 and 2                                
  done clear
  B)
   2 and 3
  done clear
  C)
   1 and 3                                
  done clear
  D)
   1 and 4
  done clear
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• question_answer160) In tissue culture, which one of the following pairs of substances are used to induce shoot formation and root formation respectively during organogenesis?
  A)
   Hydrogen peroxide and chlorine
  done clear
  B)
   Auxins and cytokinins
  done clear
  C)
   Cytokinins and auxins
  done clear
  D)
   Ethylene and abscisic acid
  done clear
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