Solved papers for CMC Medical CMC-Medical VELLORE Solved Paper-2007

done CMC-Medical VELLORE Solved Paper-2007 Total Questions - 90

• question_answer1) An electric generator is based on
  A)
   Faradays law of electromagnetic induction
  done clear
  B)
  motion of charged particles in electromagnetic field
  done clear
  C)
  Newtons laws of motion
  done clear
  D)
  fission of uranium by slow neutrons
  done clear
  View Answer play_arrow

• question_answer2) Which of the following can be zero, when a panicle is in motion for some time
  A)
   Distance                             
  done clear
  B)
   Displacement
  done clear
  C)
   Speed                                 
  done clear
  D)
   None of these
  done clear
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• question_answer3) An object of mass 10 kg moves at a constant speed of 10 m/s. A constant force, that acts for 4 s on the object, gives it a speed 2 m/s in opposite direction. The force acting on the object is
  A)
   -3 N                                      
  done clear
  B)
   -30 N
  done clear
  C)
   3 N                                       
  done clear
  D)
   30 N
  done clear
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• question_answer4) A car of mass 1000 kg moves on a circular track of radius 20 m. If the coefficient of friction is 0.64, then the maximum velocity with which the car can move is
  A)
   22.4 m/s                             
  done clear
  B)
   5.6 m/s
  done clear
  C)
   11.2 m/s                             
  done clear
  D)
   none of these
  done clear
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• question_answer5) A particle is executing SHM. Then, the graph of velocity as a function of displacement is a/an
  A)
   straight line                      
  done clear
  B)
   circle
  done clear
  C)
   ellipse                                 
  done clear
  D)
   hyperbola
  done clear
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• question_answer6) A long spring, when stretched by a distance x, has potential energy U. On increasing the stretching to rue, the potential energy of the spring will be
  A)
   \[\frac{U}{n}\]                                
  done clear
  B)
   \[nU\]
  done clear
  C)
   \[{{n}^{2}}U\]                                  
  done clear
  D)
   \[\frac{U}{{{n}^{2}}}\]
  done clear
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• question_answer7) A body cools from \[50{}^\circ C\] to \[49{}^\circ C\] in 5 s. How long will it take to cool from \[40{}^\circ C\] to\[39{}^\circ C\]? Assume temperature of surroundings to be \[30{}^\circ C\] and Newtons law of cooling is valid
  A)
   2.5 s                                     
  done clear
  B)
   10 s
  done clear
  C)
   20 s                                      
  done clear
  D)
   5 s
  done clear
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• question_answer8) A sound has an intensity of\[2\times {{10}^{-8}}W\text{/}{{m}^{2}}\]. Its intensity level in decibels is\[\left( {{\log }_{10}}2=0.3 \right)\]
  A)
   23                                         
  done clear
  B)
   3
  done clear
  C)
   43                                         
  done clear
  D)
   4.3
  done clear
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• question_answer9) A ray reflected successively from two plane mirrors inclined at a certain angle undergoes a deviation of \[240{}^\circ \]. Then, the number of images observable is
  A)
   3                                            
  done clear
  B)
   5
  done clear
  C)
   7                                            
  done clear
  D)
   9
  done clear
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• question_answer10) A concave mirror of focal length f in vacuum is placed in a medium of refractive index 2. Its focal length in the medium is
  A)
   \[\frac{f}{2}\]                                  
  done clear
  B)
   \[f\]
  done clear
  C)
   \[2f\]                                   
  done clear
  D)
   \[4f\]
  done clear
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• question_answer11) In the lowest energy level of hydrogen atom, the electron has the angular momentum
  A)
   \[\frac{\pi }{h}\]                                             
  done clear
  B)
   \[\frac{h}{\pi }\]
  done clear
  C)
   \[\frac{h}{2\pi }\]                                           
  done clear
  D)
   \[\frac{2\pi }{h}\]
  done clear
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• question_answer12) Three identical charges are placed at the comers of an equilateral triangle. If the force between any two charges is F, then the net force on each will be
  A)
   \[\sqrt{2}\]F                                     
  done clear
  B)
   2 F
  done clear
  C)
   \[\sqrt{2}\]F                                     
  done clear
  D)
   3 F
  done clear
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• question_answer13) The resistance of the fuse wire is
  A)
   Low                                      
  done clear
  B)
   moderate
  done clear
  C)
   zero                                     
  done clear
  D)
   very high
  done clear
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• question_answer14) If 1A of current is passed through \[CuS{{O}_{4}}\]solution for 10 s, the number of copper atoms deposite at the cathode will be about
  A)
   \[1.6\times {{10}^{20}}\]                            
  done clear
  B)
   \[8\times {{10}^{19}}\]
  done clear
  C)
   \[3.1\times {{10}^{19}}\]                            
  done clear
  D)
   \[6.2\times {{10}^{19}}\]
  done clear
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• question_answer15) A rectangular loop carrying a current i is situated near a long straight wire such that the wire is parallel to one of the sides of the loop and is in the plane of the loop. If a steady current I is established in the wire as shown in the figure, the loop will
  A)
   rotate about an axis parallel to the wire
  done clear
  B)
   move away from the wire
  done clear
  C)
   move towards the wire
  done clear
  D)
   remain stationary
  done clear
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• question_answer16) Two points A and B are situated at distance \[x\] and 2\[x\] respectively from the nearer pole of a magnet 2 cm long. The ratio of magnetic field at A and B is:
  A)
   4 : 1 exactly       
  done clear
  B)
   4 : 1 approximately
  done clear
  C)
   8 : 1 exactly
  done clear
  D)
   8 : 1 approximately
  done clear
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• question_answer17) The inductance of a coil is proportional to
  A)
   its length
  done clear
  B)
   the number of turns
  done clear
  C)
   the resistance of the coil
  done clear
  D)
   the square of the number of turns
  done clear
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• question_answer18) On increasing the reverse bias to a large value in a p-n junction diode current
  A)
   increases slowly                             
  done clear
  B)
   remains fixed
  done clear
  C)
   suddenly increases       
  done clear
  D)
   decreases slowly
  done clear
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• question_answer19) The half-value period of a radioactive nucleide is 3 h. In 9 h its activity will be reduced by a factor of
  A)
   \[\frac{1}{9}\]                                  
  done clear
  B)
   \[\frac{1}{27}\]
  done clear
  C)
   \[\frac{1}{6}\]                                  
  done clear
  D)
   \[\frac{1}{8}\]
  done clear
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• question_answer20) An n-type semiconductor is formed by adding impurity materials
  A)
   aluminium, boron or selenium
  done clear
  B)
   aluminium, boron or indium
  done clear
  C)
   phosphorus, antimony or arsenic
  done clear
  D)
   cobalt, aluminium or selenium
  done clear
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• question_answer21) According to Bohrs theory (assuming infinite mass of the nucleus), the frequency of the second line of the Balmer series is:
  A)
   \[6.16\times {{10}^{14}}Hz\]                     
  done clear
  B)
   \[6.16\times {{10}^{13}}Hz\]
  done clear
  C)
   \[6.16\times {{10}^{10}}Hz\]                     
  done clear
  D)
   \[6.16\times {{10}^{16}}Hz\]
  done clear
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• question_answer22) A dip needle in a plane perpendicular to magnetic meridian will remain
  A)
   vertical
  done clear
  B)
   horizontal
  done clear
  C)
   in any direction
  done clear
  D)
   at an angle of dip to the horizontal
  done clear
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• question_answer23) If the end A of a wire is irradiated with a-q and the other end B is irradiated with p-n then
  A)
   a current will flow from A to B
  done clear
  B)
   there will be no current in the wire
  done clear
  C)
   a current will flow from B task q
  done clear
  D)
   a current will flow from each end to the midpoint of the wire
  done clear
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• question_answer24) A least distance of distinct vision is 25 cm. The focal length of a convex lens is 5 cm. It can act as a simple microscope of magnifying power
  A)
   4                                            
  done clear
  B)
   5
  done clear
  C)
   6                                            
  done clear
  D)
   none of these
  done clear
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• question_answer25) A person standing in front of a mirror finds his image larger than himself. This implies that the mirror is
  A)
   plane                                   
  done clear
  B)
   convex
  done clear
  C)
   concave
  done clear
  D)
   cylindrical with bulging side outwards
  done clear
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• question_answer26) A Carnot engine working between 300 and 600 K has a work output of 800 joule per cycle. The amount of heat energy supplied from the source to engine in each cycle is
  A)
   800 J                                    
  done clear
  B)
   1600 J
  done clear
  C)
   3200 J                                  
  done clear
  D)
   6400 J
  done clear
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• question_answer27) A body floats with one third of its vote outside water and 3/4 of its volume outside another liquid. The density of other liquid is
  A)
   \[\frac{9}{4}g/cc\]                                         
  done clear
  B)
   \[\frac{4}{9}g/cc\]
  done clear
  C)
   \[\frac{8}{3}g/cc\]                                         
  done clear
  D)
   \[\frac{3}{8}g/cc\]
  done clear
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• question_answer28) If the maximum velocity and acceleration particle executing SHM are equal in magnitude the time period will be
  A)
   1.57 s                                   
  done clear
  B)
   3.14 s
  done clear
  C)
   6.28 s                                   
  done clear
  D)
   12.56 s
  done clear
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• question_answer29) The angle of projection at which the horizontal range and the maximum height a projectile are equal is
  A)
   \[30{}^\circ \]                                  
  done clear
  B)
   \[45{}^\circ \]
  done clear
  C)
   \[60{}^\circ \]                                  
  done clear
  D)
   \[76{}^\circ \]
  done clear
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• question_answer30) The largest and the shortest distances of the earth from the sun are \[{{r}_{1}}\] and \[{{r}_{2}}\]. Its distance from the sun when it is at the perpendicular the major axis of the orbit drawn from the sun, is
  A)
   \[\frac{{{r}_{1}}+{{r}_{2}}}{4}\]                                
  done clear
  B)
   \[\frac{{{r}_{1}}{{r}_{2}}}{{{r}_{1}}+{{r}_{2}}}\]
  done clear
  C)
   \[\frac{2{{r}_{1}}{{r}_{2}}}{{{r}_{1}}+{{r}_{2}}}\]                                               
  done clear
  D)
   \[\frac{{{r}_{1}}+{{r}_{2}}}{3}\]
  done clear
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• question_answer31) If the heat of solution for one mole of KCl in 20 moles of water and 200 moles of water was + 3.80 kcal and +4.40 kcal respectively, then the heat of dilution is
  A)
   + 8.20 kcal         
  done clear
  B)
   - 8.2 kcal
  done clear
  C)
   + 0.60 kcal         
  done clear
  D)
   - 0.60 kcal
  done clear
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• question_answer32) The size of an octahedral void formed in a closest packed lattice as compared to tetrahedral void is
  A)
   equal                                   
  done clear
  B)
   smaller
  done clear
  C)
   larger                                  
  done clear
  D)
   not definite
  done clear
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• question_answer33) A substance will be deliquescent if its vapour pressure is
  A)
   equal to the atmospheric pressure
  done clear
  B)
   equal to that of water vapour in the air
  done clear
  C)
   greater than that of water vapour in the air
  done clear
  D)
   less than that of water vapour in the air
  done clear
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• question_answer34) The weight of iron which will be converted into its oxide \[(F{{e}_{3}}{{O}_{4}})\]by the action of 18 g of steam on it will be (at. wt. of Fe = 56)
  A)
   168 g                                    
  done clear
  B)
   84 g
  done clear
  C)
   42 g                                      
  done clear
  D)
   21 g
  done clear
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• question_answer35) Cupellation process is used in the metallurgy of
  A)
   Cu                                         
  done clear
  B)
   Ag
  done clear
  C)
   Al                                          
  done clear
  D)
   Fe
  done clear
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• question_answer36) Which of the following two are is structural?
  A)
   \[Xe{{F}_{2}},\,IF_{2}^{-}\]                        
  done clear
  B)
   \[N{{H}_{3}},\,B{{F}_{3}}\]
  done clear
  C)
   \[CO_{3}^{2-},\,\,SO_{3}^{2-}\]                              
  done clear
  D)
   \[PC{{l}_{5}},\,IC{{l}_{5}}\]
  done clear
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• question_answer37) If one litre of air is passed repeatedly over heated copper and magnesium till no further reduction in volume takes place. The volume finally obtained would be approximately
  A)
   800 mL                                
  done clear
  B)
   200 mL
  done clear
  C)
   10 mL                                  
  done clear
  D)
   zero
  done clear
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• question_answer38) Which one of the following transition metal ions is diamagnetic?
  A)
   \[C{{o}^{2+}}\]                
  done clear
  B)
   \[N{{i}^{2+}}\]
  done clear
  C)
   \[C{{u}^{2+}}\]                
  done clear
  D)
   \[Z{{n}^{2+}}\]
  done clear
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• question_answer39) The right order of the solubility of sulphates of alkaline earth metals in water is
  A)
   Be > Ca > Mg > Ba > Sr
  done clear
  B)
   Mg > Be > Ba > Ca > Sr
  done clear
  C)
   Be > Mg > Ca > Sr > Ba
  done clear
  D)
   Mg > Ca > Ba > Be > Sr
  done clear
  View Answer play_arrow

• question_answer40) On adding \[AlC{{l}_{3}}\] to water
  A)
   the ionization of water increases
  done clear
  B)
   the ionization of water decreases
  done clear
  C)
   the ionization of water remains constant
  done clear
  D)
   the ionic product of water increases
  done clear
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• question_answer41) In nitroprusside ion, the iron and NO exist as\[F{{e}^{2+}}\] and \[N{{O}^{+}}\] rather than \[F{{e}^{3+}}\]and\[NO\]. These forms can be differentiated by
  A)
   estimating the concentration of iron
  done clear
  B)
   measuring the concentration of \[C{{N}^{-}}\]
  done clear
  C)
   measuring the solid state magnetic moment
  done clear
  D)
   thermally decomposing the compound
  done clear
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• question_answer42) Which of the following is not an organometallic compound?
  A)
   Ethyl magnesium bromide
  done clear
  B)
   Tetraethyl lead
  done clear
  C)
   Sodium ethoxide
  done clear
  D)
   Trimethyl aluminium
  done clear
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• question_answer43) 8.2 L of an ideal gas weigh 9.0 at 300 K and 1 atm pressure. The molecular mass of gas is
  A)
   9                                            
  done clear
  B)
   27
  done clear
  C)
   54                                         
  done clear
  D)
   81
  done clear
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• question_answer44) Which of the following liberates methane on treatment with water?
  A)
   Silicon carbide
  done clear
  B)
   Calcium carbide
  done clear
  C)
   Beryllium carbide
  done clear
  D)
   Magnesium carbide
  done clear
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• question_answer45) Inert pair effect plays an important role in case of
  A)
   phosphorus      
  done clear
  B)
   bismuth
  done clear
  C)
   antimony           
  done clear
  D)
   arsenic
  done clear
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• question_answer46) on dehydration with conc. \[{{H}_{2}}S{{O}_{4}}\] predominantly forms
  A)
       
  done clear
  B)
   
  done clear
  C)
                       
  done clear
  D)
   
  done clear
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• question_answer47) Pick out the correct statement An alloy of Na + K is
  A)
   liquid at room temperature
  done clear
  B)
   used in specially designed thermometer
  done clear
  C)
   both (a) and (b)
  done clear
  D)
   none of the above
  done clear
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• question_answer48) Schiffs base and Schiffs reagent are
  A)
   structural isomers
  done clear
  B)
   anomers
  done clear
  C)
   diastereomers
  done clear
  D)
   entirely different compounds
  done clear
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• question_answer49) Propene, \[C{{H}_{3}}CH=C{{H}_{2}}\]can be converted into 1-propanol by oxidation. Indicate which set of reagents amongst the following is ideal to effect the above conversion?
  A)
   \[KMn{{O}_{4}}\](alkaline)
  done clear
  B)
   Osmium tetroxide \[(Os{{O}_{4}}\text{/}C{{H}_{2}}C{{l}_{2}})\]
  done clear
  C)
   \[{{B}_{2}}{{H}_{6}}\] and alk. \[{{H}_{2}}{{O}_{2}}\]
  done clear
  D)
   \[{{O}_{3}}\text{/}Zn\]
  done clear
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• question_answer50) When hydrochloric acid gas is treated with propene in presence of benzoyl peroxide, it gives
  A)
   2-chloropropane            
  done clear
  B)
   allyl chloride
  done clear
  C)
   no reaction                       
  done clear
  D)
   n-propyl chloride
  done clear
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• question_answer51) An ester is boiled with KOH. The product is cooled and acidified with concentrated HCl. A white crystalline acid separates. The ester is
  A)
   methyl acetate
  done clear
  B)
   ethyl acetate
  done clear
  C)
   ethyl formate  
  done clear
  D)
   ethyl benzoate
  done clear
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• question_answer52) A non-copper alloy is
  A)
   solder                                 
  done clear
  B)
   brass
  done clear
  C)
   bronze                                
  done clear
  D)
   belt metal
  done clear
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• question_answer53) Which of the following is a condensation homopolymer?
  A)
   Nylon-6                              
  done clear
  B)
   Nylon-66
  done clear
  C)
   Nylon-610         
  done clear
  D)
   Dad-on
  done clear
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• question_answer54) A simple method to remove peroxides from ethers is to treat them with an aqueous solution of
  A)
   \[KI\]                                   
  done clear
  B)
   \[KCNS\]
  done clear
  C)
   \[N{{a}_{2}}{{S}_{2}}{{O}_{3}}\]                              
  done clear
  D)
   \[B{{r}_{2}}\]
  done clear
  View Answer play_arrow

• question_answer55) Isobutyl bromide may be obtained from isobutylene and HBr in the presence of
  A)
   peroxide                            
  done clear
  B)
   hydroquinone
  done clear
  C)
   diphenyl amine               
  done clear
  D)
   all of these
  done clear
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• question_answer56) Which of the following has lowest octane number?
  A)
   Iso-octane        
  done clear
  B)
   n-heptane
  done clear
  C)
   n-hexane          
  done clear
  D)
   n-hexadecane
  done clear
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• question_answer57) Which of the following is the most reactive towards ring nitration?
  A)
   Benzene            
  done clear
  B)
   Mesitylene
  done clear
  C)
   Toluene                             
  done clear
  D)
   m-xylene
  done clear
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• question_answer58) A solution of 500 mL of 0.2 M KOH and 500 mL of 0.2 M HCl is mixed and stirred; the rise in temperature is \[{{T}_{1}}\]. The experiment is repeated using 250 mL each of solution, the temperature rise is \[{{T}_{2}}\]. Which of the following is true?
  A)
   \[{{T}_{1}}={{T}_{2}}\]                 
  done clear
  B)
   \[{{T}_{1}}=2{{T}_{2}}\]
  done clear
  C)
   \[{{T}_{1}}=4{{T}_{2}}\]                               
  done clear
  D)
   \[{{T}_{2}}=9{{T}_{1}}\]
  done clear
  View Answer play_arrow

• question_answer59) Bones glow in dark because
  A)
   they contain shining material
  done clear
  B)
   they contain red phosphorus
  done clear
  C)
   they contain white phosphorus which undergoes slow combustion in contact with air
  done clear
  D)
   white phosphorus changes to red phosphorus
  done clear
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• question_answer60) Superconductors are derived from compounds of
  A)
   p-block elements           
  done clear
  B)
   lanthanides
  done clear
  C)
   acrinides            
  done clear
  D)
   transition elements
  done clear
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• question_answer61) The first live healthy cloned mammal of the world was
  A)
   Molly sheep    
  done clear
  B)
   Dolly sheep
  done clear
  C)
   Polly sheep       
  done clear
  D)
   A monkey
  done clear
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• question_answer62) The maintenance of internal favourable conditions, by a self-regulated mechanism, inspite of the fact that there are changes in the environment is called
  A)
   entropy              
  done clear
  B)
   homeostates
  done clear
  C)
   enthalpy            
  done clear
  D)
   steady state
  done clear
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• question_answer63) Two morphologically similar closely related sympatric populations which are reproductively isolated and cant introduced to produce fertile hybrid are called
  A)
   sibling species 
  done clear
  B)
   allopatric species
  done clear
  C)
   morphospecies               
  done clear
  D)
   sympatric species
  done clear
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• question_answer64) Free living non-symbiotic aerobic non-photosynthetic nitrogen fixing bacteria in soils is
  A)
   Azotobacter    
  done clear
  B)
   Rhizobium
  done clear
  C)
   Closridium         
  done clear
  D)
   Anabaena
  done clear
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• question_answer65) When the mycelium of Rhizopus oryzae grows submerged in a nutritive medium such as sugar solution the young coenocytic hyphae develop septa and divide into short mulrinucleate segment known as
  A)
   oidia                                    
  done clear
  B)
   endospores
  done clear
  C)
   exospores         
  done clear
  D)
   conidia
  done clear
  View Answer play_arrow

• question_answer66) Viruses cannot multiply of their own because they
  A)
   are dead
  done clear
  B)
   do not have sex organ and gametes
  done clear
  C)
   lack genetic material
  done clear
  D)
   lack cellular machinery to use their own genetic material
  done clear
  View Answer play_arrow

• question_answer67) A structure absent in angiosperm is
  A)
   archegonium
  done clear
  B)
   pistil
  done clear
  C)
   megagametophyte
  done clear
  D)
   micro- gametophyte
  done clear
  View Answer play_arrow

• question_answer68) What is mitoplast?
  A)
   Another name of mitochondria
  done clear
  B)
   Membraneless mitochondria
  done clear
  C)
   Mitochondria without outer membrane
  done clear
  D)
   Mitochondria without inner membrane
  done clear
  View Answer play_arrow

• question_answer69) Synaptonemal complex is a ribonucleo protein structure reported by Moses 1956. It is visible from
  A)
   leptotene through diplotene
  done clear
  B)
   pachytene through diplotene
  done clear
  C)
   zygotene through pachytene
  done clear
  D)
   diplotene through metaphase
  done clear
  View Answer play_arrow

• question_answer70) A tree growing in Indian Botanical Garden, Sibpur (Howrah, Calcutta) with age over 200 yr, circumference 404 m, prop roots 1,600 and whose main stem has decayed is
  A)
   Ficus benghalensis        
  done clear
  B)
   Ficus religiosa
  done clear
  C)
   Eucalyptus regnans       
  done clear
  D)
   No such tree exist
  done clear
  View Answer play_arrow

• question_answer71) The number of pollen grains produced by head inflorescence of Asteraceae (Compositae) having 10 flowers. If each anther produces 20 pollen grains are
  A)
   300                                       
  done clear
  B)
   500
  done clear
  C)
   800                                       
  done clear
  D)
   1,000
  done clear
  View Answer play_arrow

• question_answer72) Ovary is obliquely placed in/distortion of ovary occurs in
  A)
   Ranunculaceae               
  done clear
  B)
   Brassicaceae
  done clear
  C)
   Compositae      
  done clear
  D)
   Solanaceae
  done clear
  View Answer play_arrow

• question_answer73) Seeds which are able to withstand reduction in moisture and temperature are called:
  A)
   dormant seeds
  done clear
  B)
   orthodox seeds
  done clear
  C)
   recalcitrant seeds          
  done clear
  D)
   non-viable seeds
  done clear
  View Answer play_arrow

• question_answer74) Trophocytes, mycetocytes, oenocytes and urate cells, are found in the fat body of cockroach. Which statement is true?
  A)
   Trophocytes contain reserve food
  done clear
  B)
   Mycetocytes contains symbiotic bacteria
  done clear
  C)
   Oenocytes secrete wax and urace cells contains uric acid
  done clear
  D)
   all of the above
  done clear
  View Answer play_arrow

• question_answer75) Cockroach has a stomadaeal valve between
  A)
   crop and gizzard
  done clear
  B)
   gizzard and mesenteron
  done clear
  C)
   mesenteron and ileum
  done clear
  D)
   ileum and colon
  done clear
  View Answer play_arrow

• question_answer76) Spermathecae of earthworm take pan in
  A)
   collection of sperms of other animals
  done clear
  B)
   collection of sperms of the same animals
  done clear
  C)
   sperm maturation
  done clear
  D)
   fertilization
  done clear
  View Answer play_arrow

• question_answer77) Which of the following has the highest water potential?
  A)
   1 M salt solution
  done clear
  B)
   1M sugar solution
  done clear
  C)
   Distilled water
  done clear
  D)
   1M sugar solution with 2-3 bars pressure applied to it
  done clear
  View Answer play_arrow

• question_answer78) \[{{C}_{4}}\] plants can absorb \[C{{O}_{2}}\]from
  A)
   its much low concentration
  done clear
  B)
   its much high concentration
  done clear
  C)
   carbonates
  done clear
  D)
   bicarbonates
  done clear
  View Answer play_arrow

• question_answer79) Which of the following physiological effects is caused in plants by gibberellic acid?
  A)
   Shortening of genetically tall plants
  done clear
  B)
   Rooting in stem cuttings
  done clear
  C)
   Elongation of genetically dwarf plants
  done clear
  D)
   Yellowing of young leaves
  done clear
  View Answer play_arrow

• question_answer80) Red drop is
  A)
   drop in flowering of SDP when red light is given in the dark period
  done clear
  B)
   drop in flowering in LDP when dark period is interrupted by red light
  done clear
  C)
   fall in the rate of photosynthesis when monochromatic light of red region is given to the plant
  done clear
  D)
   none of the above
  done clear
  View Answer play_arrow

• question_answer81) LSD is derived from ergot, an extract got from fruiting body of fungus Claviceps purpurea, however, bhang, ganja and charas are obtained from the dried .......... of Cannatris indica
  A)
   leaves and flower                          
  done clear
  B)
   leaves
  done clear
  C)
   flowers                                               
  done clear
  D)
   stems
  done clear
  View Answer play_arrow

• question_answer82) Which is correct match?
  A)
   Wilt of pigeon pea \[\to \]Phytophthora infestans
  done clear
  B)
   Late blight of potato\[\to \] Fusarium udum
  done clear
  C)
   Citrus canker \[\to \]Xanrhomonos axonopodis
  done clear
  D)
   Soft rot of sugarcare \[\to \]Anguina tritici
  done clear
  View Answer play_arrow

• question_answer83) Multiple shoots are produced in meristem culture because the culture medium contains
  A)
   cytokinin for overcoming apical dominance
  done clear
  B)
   auxin for proliferation of meristem
  done clear
  C)
   auxin for overcoming apical dominance
  done clear
  D)
   \[G{{A}_{3}}\]for proliferation of meristem
  done clear
  View Answer play_arrow

• question_answer84) Pancoats syndrome is associated with
  A)
   neophobia        
  done clear
  B)
   neophrenia
  done clear
  C)
   neoplasm          
  done clear
  D)
   neophelium
  done clear
  View Answer play_arrow

• question_answer85) Bile can be prevented to pass into duodenum by
  A)
   pyloric valve                     
  done clear
  B)
   sphincter of Boyden
  done clear
  C)
   sphincter of Oddi           
  done clear
  D)
   cardiac sphincter
  done clear
  View Answer play_arrow

• question_answer86) In lungs, air is separated from venous blood by
  A)
   squamous epithelium + tunica externa of blood vessel
  done clear
  B)
   squamous epithelium + endothelium of blood vessel
  done clear
  C)
   transitional epithelium + tunica medica of blood vessel
  done clear
  D)
   columnar epithelium + 3 layered wall of blood vessel
  done clear
  View Answer play_arrow

• question_answer87) Bicarbonates formed inside erythrocytes passes out into plasma while chloride of plasma pass   into   erythrocytes.  The phenomenon is called
  A)
   bicarbonate shift
  done clear
  B)
   Hamburger phenomenon
  done clear
  C)
   carbochlorosis
  done clear
  D)
   none of the above
  done clear
  View Answer play_arrow

• question_answer88) In mammals the opening of post caval in the right auricle is guarded by
  A)
   mitral valve
  done clear
  B)
   the besius valve
  done clear
  C)
   eustachius valve
  done clear
  D)
   bicupid valve
  done clear
  View Answer play_arrow

• question_answer89) Abnormal rise in white blood cells is
  A)
   leukaemia                         
  done clear
  B)
   polycythemia                   
  done clear
  C)
   anaemia                             
  done clear
  D)
   pneumonia
  done clear
  View Answer play_arrow

• question_answer90) The kidneys not only remove the waste product from the blood but also play a very important role in maintaining
  A)
   equilibrium of the body
  done clear
  B)
   temperature of the body
  done clear
  C)
   constant composition of the blood irrespective of the nature of the food or fluid intake                         
  done clear
  D)
   blood pressure constant  
  done clear
  View Answer play_arrow