question_answer 1) The earth absorbs \[{{10}^{22}}\] J of energy from the sun every day. The percentage increase in the mass of earth every day will be (mass of earth \[=\text{ }6\times {{10}^{24}}\] kg)
A)
\[1.82\times {{10}^{-10}}%\]
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B)
\[1.82\times {{10}^{-15}}%\]
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C)
\[1.85\times {{10}^{-17}}%\]
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D)
\[1.85\times {{10}^{-18}}%\]
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question_answer 2) A crystal has bcc structure and its lattice constant is 3.6 \[\overset{\text{o}}{\mathop{\text{A}}}\,\]. What is the atomic radius?
A)
3.6 \[\overset{\text{o}}{\mathop{\text{A}}}\,\]
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B)
1.8 \[\overset{\text{o}}{\mathop{\text{A}}}\,\]
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C)
1.27 \[\overset{\text{o}}{\mathop{\text{A}}}\,\]
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D)
1.56 \[\overset{\text{o}}{\mathop{\text{A}}}\,\]
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question_answer 3) A p-type semiconductor has acceptor levels 57 MeV above the valence band. The maximum wavelength of light required to create a hole is
A)
57 \[\overset{\text{o}}{\mathop{\text{A}}}\,\]
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B)
\[57\times {{10}^{-3}}\]\[\overset{\text{o}}{\mathop{\text{A}}}\,\]
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C)
217100 \[\overset{\text{o}}{\mathop{\text{A}}}\,\]
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D)
\[11.61\times {{10}^{-33}}\]\[\overset{\text{o}}{\mathop{\text{A}}}\,\] (Plancks constant \[h=6.6\times {{10}^{-34}}\]Js)
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question_answer 4) For a transistor, the current amplication factor is 0.8, the transistor is connected in common-emitter configuration. The change in the collector current when the base current changes by 6 mA is
A)
6 mA
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B)
4.8 mA
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C)
24 mA
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D)
8 mA
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question_answer 5) A microscope has an objective of focal length 1.5 cm and an eye-piece of focal length 2.5 cm. If the distance between objective and eye-piece is 20.5 cm, what is the magnification produced when the final image is at infinite distance away?
A)
120
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B)
115
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C)
110
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D)
105
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question_answer 6) The kinetic energy of a projectile at the highest point is half of its initial kinetic energy. The angle of projection is
A)
\[30{}^\circ \]
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B)
\[45{}^\circ \]
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C)
\[60{}^\circ \]
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D)
None of these
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question_answer 7) An electric current is flowing in a long straight wire. The magnetic field due to this current at a distance of 5 cm from the wire is 10 G. The magnetic field at a distance of 10 cm from the wire is
A)
2.5 G
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B)
5 G
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C)
20 G
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D)
40 G
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question_answer 8) A \[100\mu \]F capacitor is to have an energy content of 50 J in order to operate a flash lamp. The voltage required to charge the capacitor is
A)
500 V
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B)
1000 V
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C)
1500 V
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D)
2000V
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question_answer 9) A body falls from rest. In the last second of its fall it covers half of the total distance. If g is 9.8 \[m\text{/}{{s}^{2}},\]then the total time of its fall is (in second)
A)
2
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B)
\[2+\sqrt{2}\]
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C)
\[2-\sqrt{2}\]
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D)
\[2\pm \sqrt{2}\]
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question_answer 10) At a place, horizontal component of earths magnetic field is \[\sqrt{3}\]times the vertical component. The angle of dip at that place is
A)
\[75{}^\circ \]
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B)
\[60{}^\circ \]
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C)
\[45{}^\circ \]
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D)
\[30{}^\circ \]
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question_answer 11) A convex lens forms a real image 4 cm long on a screen. When the lens is shifted to a new position without disturbing the object or the screen, again real image is formed on the screen which is 16 cm long. The length of object is
A)
8 cm
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B)
10 cm
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C)
12 cm
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D)
6 cm
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question_answer 12) A zener diode when used as a voltage regulator is
A)
connected in series with load
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B)
unbiased
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C)
in forward biased
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D)
in reverse biased
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question_answer 13) An electron revolving in an orbit of radius 0.5 A in a hydrogen atom executes \[{{10}^{16}}\]rev / s. The magnetic moment of electron due to its orbital motion will be
A)
\[1256\times {{10}^{-26}}\,A-{{m}^{2}}\]
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B)
\[6.53\times {{10}^{-26}}\,A-{{m}^{2}}\]
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C)
zero
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D)
\[256\times {{10}^{-26}}\,A-{{m}^{2}}\]
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question_answer 14) A solid cylinder rolls on an inclined plane. It slides down an another frictionless inclined plane of same length and inclination. The ratio of the accelerations in the two cases is
A)
1 : 1
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B)
2 : 3
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C)
3 : 4
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D)
1 : \[\sqrt{2}\]
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question_answer 15) The time period of an earth satellite close to the surface of the earth is 83 min. The time period of another earth satellite in an orbit at a distance of three earth radii from its surface will be
A)
83 min
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B)
83\[\sqrt{8}\] min
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C)
664 min
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D)
249 min
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question_answer 16) A plane mirror reflects a beam of light to form a real image. The incident beam is
A)
parallel
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B)
convergent
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C)
divergent
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D)
None of these
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question_answer 17) The temperature at which the mean KE of the molecules of gas is one-third of the mean KE of its molecules at \[180{}^\circ C\] is
A)
\[-122{}^\circ C\]
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B)
\[-90{}^\circ C\]
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C)
\[60{}^\circ C\]
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D)
\[151{}^\circ C\]
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question_answer 18) A cube having each side 80 cm is fixed at the bottom and tangential force is applied to its top. The layer of cube at a distance of 60 cm from the bottom is displaced by 0.6 mm parallel to the force. The shear strain is
A)
0.0075 rad
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B)
0.01 rad
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C)
0.001 rad
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D)
0.00075 rad
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question_answer 19) In a potentiometer experiment for measuring the emf of a cell, the null point is at 480cm when we have a 4000 resistor in series with the cell and galvanometer. If the series resistances is reduced to half, the null point will be at
A)
120 cm
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B)
240 cm
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C)
480 cm
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D)
600 cm
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question_answer 20) The unit of Stefans constant is
A)
\[W\text{/}{{m}^{2}}{{K}^{4}}\]
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B)
\[W\text{/}{{m}^{2}}K\]
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C)
\[W\text{/}{{m}^{2}}{{K}^{2}}\]
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D)
None of these
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question_answer 21) The molecular weight of oxygen and hydrogen are 32 and 2 respectively. The rms velocities of hydrogen and oxygen will be in the ratio
A)
16 : 1
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B)
1 : 4
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C)
2 : 3
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D)
4 : 1
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question_answer 22) Potential energy in a spring when stretched by 2 cm, is U. Its potential energy, when stretched by 10 cm is
A)
\[\frac{U}{25}\]
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B)
\[\frac{U}{5}\]
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C)
\[25U\]
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D)
\[5U\]
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question_answer 23) An aeroplane moves 400 m towards north, 300 m towards west and then 1200 m vertically upwards. Then, its displacement from the initial position is
A)
1300 m
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B)
1400 m
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C)
1500 m
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D)
1600 m
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question_answer 24) A body of mass 2 kg, moving on a horizontal surface with an initial velocity of 4 m/s comes to rest after 2s. If one wants to keep this body moving on same surface with a velocity of 4 m/s, the force required is
A)
2 N
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B)
4 N
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C)
6 N
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D)
10 N
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question_answer 25) Penetrating power of X-rays can be increased
A)
increasing the potential difference between anode and cathode
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B)
decreasing the potential difference between anode and cathode
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C)
increasing the cathode filament current
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D)
decreasing the cathode filament current
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question_answer 26) In coagulating the colloidal solution of \[A{{s}_{2}}{{S}_{3}}\] which has the maximum coagulating value?
A)
\[NaCl\]
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B)
\[KCl\]
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C)
\[BaC{{l}_{2}}\]
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D)
\[AlC{{l}_{3}}\]
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question_answer 27) In the equation\[4M+8C{{N}^{-}}+2{{H}_{2}}O+{{O}_{2}}\to 4\,{{[M{{(CN)}_{2}}]}^{-}}+4O{{H}^{-}}\]Identify the metal M
A)
Copper
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B)
Iron
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C)
Silver
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D)
Zinc
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question_answer 28) The formula of azurite is
A)
\[CuC{{O}_{3}}\cdot Cu\,{{(OH)}_{2}}\]
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B)
\[2CuC{{O}_{3}}\cdot Cu\,{{(OH)}_{2}}\]
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C)
\[CuC{{O}_{3}}\cdot 2Cu\,{{(OH)}_{2}}\]
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D)
\[CuS{{O}_{4}}\cdot Cu\,{{(OH)}_{2}}\]
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question_answer 29) The fresh precipitate can be transformed in colloidal state by
A)
peptisation
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B)
coagulation
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C)
diffusion
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D)
None of these
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question_answer 30) The correct name of the compound \[[Cu{{(N{{H}_{3}})}_{4}}]{{(N{{O}_{3}})}_{2}},\]according to IUPAC system is
A)
cuprammonium nitrate
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B)
tetrammine copper (II) dinitrate
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C)
tetrammine copper (II) nitrate
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D)
tetrammine copper (II) dinitrite
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question_answer 31) Excess of \[PC{{l}_{5}}\]reacts with cone \[{{H}_{2}}S{{O}_{4}}\] giving
A)
chlorosulphonic acid
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B)
thionyl chloride
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C)
sulphuryl chloride
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D)
sulphurous acid
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question_answer 32) How many optically active stereomers are possible for butan-2, 3-diol?
A)
1
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B)
2
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C)
3
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D)
4
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question_answer 33) For a chemical reaction \[A\to B,\]the rate of the reaction is\[2\times {{10}^{-3}}mol\,d{{m}^{-3}}{{s}^{-1}},\]when the initial concentration is \[0.05\,mol\,d{{m}^{-3}}\]. The rate of the same reaction is\[1.6\times {{10}^{-2}}\,mol\,d{{m}^{-3}}\,{{s}^{-1}}\] when the initial concentration is \[0.1\,mol\,d{{m}^{-3}}.\] The order of the reaction is
A)
2
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B)
0
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C)
3
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D)
1
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question_answer 34) The standard electrode potential for the half-cell reactions are \[Z{{n}^{2+}}+2{{e}^{-}}\xrightarrow[{}]{{}}Zn;\] \[E{}^\circ =-\,0.76\,V\] \[F{{e}^{2+}}+2{{e}^{-}}\xrightarrow[{}]{{}}Fe;\] \[E{}^\circ =-\,0.44\,V\] The emf of the cell reaction,\[F{{e}^{2+}}+Zn\xrightarrow{{}}Z{{n}^{2+}}+Fe\] is
A)
\[-\,0.32V\]
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B)
\[-\,1.20\,V\]
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C)
\[+1.20\text{ }V\]
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D)
\[+\,0.32\text{ }V\]
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question_answer 35) A 6% solution of urea is isotonic with
A)
1 M solution of glucose
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B)
0.05 M solution of glucose
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C)
6% solution of glucose
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D)
25% solution of glucose
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question_answer 36) \[C{{H}_{3}}COOH\xrightarrow{LiAl{{H}_{4}}}X\xrightarrow[300{}^\circ C]{Cu}Y\xrightarrow[NaOH]{Dilute}Z\]In the above reaction Z is
A)
butanol
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B)
aldol
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C)
ketol
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D)
acetal
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question_answer 37) The reaction involved in the oil of winter green test is salicylic acid\[\xrightarrow[Conc.\,{{H}_{2}}S{{O}_{4}}]{\Delta }\] product. The product is treated with \[N{{a}_{2}}C{{O}_{3}}\]solution. The missing reagent in the above reaction is
A)
phenol
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B)
\[NaOH\]
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C)
ethanol
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D)
methanol
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question_answer 38) The one which has least iodine value is
A)
sunflower oil
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B)
ginger oil
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C)
ghee
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D)
groundnut oil
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question_answer 39) An organic compound on heating with \[CuO\]produces \[C{{O}_{2}}\]but no water. The organic compound may be
A)
carbon tetrachloride
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B)
chloroform
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C)
methane
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D)
ethyl iodide
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question_answer 40) The condensation polymer among the following is
A)
rubber
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B)
protein
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C)
PVC
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D)
polyethene
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question_answer 41) The function of\[Fe{{(OH)}_{3}}\]in the contact process is to
A)
remove arsenic impurity
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B)
detect colloidal impurity
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C)
remove moisture
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D)
remove dust particles
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question_answer 42) In the calcium fluoride structure the coordination number of the cation and anions are respectively
A)
6, 6
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B)
8, 4
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C)
4, 4
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D)
4, 8
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question_answer 43) Which of the following is most volatile?
A)
\[HF\]
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B)
\[HCl\]
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C)
\[HBr\]
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D)
\[HI\]
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question_answer 44) \[Cr{{O}_{3}}\] dissolves in aqueous\[NaOH\]to give
A)
\[CrO_{4}^{2-}\]
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B)
\[Cr(OH)_{3}^{-}\]
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C)
\[C{{r}_{2}}O_{7}^{2-}\]
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D)
\[Cr{{(OH)}_{2}}\]
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question_answer 45) Aniline on oxidation with \[N{{a}_{2}}C{{r}_{2}}{{O}_{7}}\] and \[{{H}_{2}}S{{O}_{4}}\] gives
A)
benzoic acid
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B)
m-amino benzoic acid
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C)
Schiff s base
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D)
p-benzoquinone
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question_answer 46) Which of the following is a double base propellant?
A)
Methyl nitrate and nitromethane
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B)
Nitroglycerine and nitrocellulose
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C)
Kerosine and alcohol
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D)
Acrylic rubber and liquid \[{{N}_{2}}{{O}_{4}}\]
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question_answer 47) The standard reduction electrode potentials of the three electrodes P, Q and R are respectively -1.76 V, 0.34 V and 0.8 V, then
A)
metal Q will displace the cation of P from its aqueous solution and deposit the metal P
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B)
both metals Q and R will displace the cation of P from its aqueous solution and deposit the metal P
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C)
metal R will displace the cation of P from its aqueous solution and deposit the metal P
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D)
metal P will displace the cation of R from its aqueous solution and deposit the metal R
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question_answer 48) The diffraction of a crystal of barium with X-rays of wavelength 2.29 \[\overset{\text{o}}{\mathop{\text{A}}}\,\] gave a first order reflection at\[27{}^\circ 8\]. What is the distance between the diffracting planes? [sin\[27{}^\circ 8\] = 0.4561]
A)
1.46 \[\overset{\text{o}}{\mathop{\text{A}}}\,\]
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B)
1.59 \[\overset{\text{o}}{\mathop{\text{A}}}\,\]
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C)
2.51 \[\overset{\text{o}}{\mathop{\text{A}}}\,\]
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D)
5.46 \[\overset{\text{o}}{\mathop{\text{A}}}\,\]
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question_answer 49) A compound A having the molecular formula \[{{C}_{5}}{{H}_{12}}O,\] on oxidation gives a compound B with molecular formula\[{{C}_{5}}{{H}_{10}}O\,.\]Compound B give a 2, 4-dinitrophenylhydrazine derivative but did not answer haloform test or silver mirror test. The structure of compound A is
A)
\[C{{H}_{3}}-C{{H}_{2}}-C{{H}_{2}}-C{{H}_{2}}-C{{H}_{2}}-OH\]
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B)
\[C{{H}_{3}}-C{{H}_{2}}-\underset{OH}{\mathop{\underset{\mathbf{|}}{\mathop{C{{H}_{2}}CH}}\,}}\,-C{{H}_{3}}\]
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C)
\[C{{H}_{3}}-C{{H}_{2}}-\underset{OH}{\mathop{\underset{\mathbf{|}}{\mathop{CH}}\,}}\,-C{{H}_{2}}-C{{H}_{3}}\]
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D)
\[C{{H}_{3}}-C{{H}_{2}}-\underset{C{{H}_{3}}}{\mathop{\underset{\mathbf{|}}{\mathop{CH}}\,}}\,-C{{H}_{2}}-OH\]
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question_answer 50) The vapour pressure of pure water at \[26{}^\circ C\] is 25.21 torr. What is the vapour pressure of a solution which contains 20.0 g glucose, \[{{C}_{6}}{{H}_{12}}{{O}_{6}}\] in 70 g water?
A)
2.79 torr
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B)
15.7 torr
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C)
24.5 torr
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D)
32.0 torr
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question_answer 51) Retroviruses have
A)
only RNA as genetic material
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B)
only DNA as genetic material
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C)
DNA and RNA as genetic material
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D)
genes on nucleoprotein complexes as genetic material
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question_answer 52) Diphtheria toxin was discovered by
A)
Paul Ehrlich
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B)
Roux and Yersin
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C)
Kleb and Loeffier
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D)
Von-Behring
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question_answer 53) Signet ring stage of Plasmodium is found in
A)
RBC of man
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B)
RBC of Anopheles
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C)
liver of man
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D)
salivary gland
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question_answer 54) Which of the following is heterothatlic fungi?
A)
Albugo
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B)
Rhizopus
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C)
Claviceps
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D)
Yeast
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question_answer 55) In moss capsule, dispersal of spores takes place through
A)
peristomial teeth
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B)
annulus
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C)
calyptra
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D)
operculum
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question_answer 56) Leaf gap in the vascular cylinder in ferns is
A)
air spaces
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B)
parenchymatous zone
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C)
collenchymatous zone
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D)
area exclusive of phloem
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question_answer 57) The gymnosperm plant nearest to angiosperm is
A)
Pinus
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B)
Taxus
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C)
Cycas
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D)
Gnetum
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question_answer 58) The thin layer of epidermis having scattered nuclei and no partition walls below the cuticle of Ascaris is known as
A)
multinucleated epidermis
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B)
aseptate
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C)
coenocytic epidermis
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D)
syncytial epidermis
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question_answer 59) Torsion and detorsion are exceptional to
A)
Mollusca
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B)
Echinodermata
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C)
Annelida
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D)
All of these
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question_answer 60) Ruminants belong to order
A)
Cetacea
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B)
Artiodactyla
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C)
Perrisodactyla
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D)
Rodentia
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question_answer 61) Generally the smaller the cell
A)
the larger the nuclei
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B)
the smaller the nuclei
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C)
it will be more metabolically active
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D)
it will be less metabolically active
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question_answer 62) Emeiocytosis is another term for
A)
pinocytosis
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B)
phagocytosis
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C)
reverse endocytosis
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D)
All of the above
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question_answer 63) Most of the hydrolytic enzymes of lysosomes function at
A)
acidic pH
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B)
basic pH
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C)
neutral pH
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D)
any pH
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question_answer 64) Histones associated with the genetic material apart from maintaining its configuration also act as
A)
modulators
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B)
apozymes
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C)
isozymes
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D)
activators
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question_answer 65) A fruit in which a part, other than that of usual fruit is also edible, is
A)
nut
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B)
sorosis and syconus
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C)
samara
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D)
drupe
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question_answer 66) Stensons duct is associated with
A)
parotid gland
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B)
sublingual gland
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C)
cardiac gland
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D)
thyroid gland
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question_answer 67) Which one of the following process shows light de acidification and light acidification?
A)
CAM cycle
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B)
\[{{C}_{3}}\]cycle
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C)
\[{{C}_{4}}\]cycle
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D)
All of these
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question_answer 68) Erythrocytes of adult rabbit and other mammals are formed in
A)
kidney
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B)
liver
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C)
spleen
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D)
bone marrow
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question_answer 69) Trimethylamine is excreted by
A)
marine teleosts
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B)
Mollusca
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C)
fresh water fish
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D)
amphibians
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question_answer 70) Tube feet is the locomotory organ of
A)
star fish
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B)
jelly fish
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C)
cray fish
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D)
silver fish
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question_answer 71) In Pinus, the approximate time for the fertilization after pollination is
A)
only a few hours
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B)
only a few days
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C)
only a few weeks
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D)
about one year
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question_answer 72) In most mammals, the testes are located in scrotal sac for
A)
sex differentiation
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B)
spermatogenesis
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C)
more space to visceral organs
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D)
independent functioning of kidney
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question_answer 73) Cleidoic eggs are found in
A)
fishes
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B)
amphibians
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C)
few reptiles
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D)
None of these
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question_answer 74) On the basis of utility, Nagpuri buffaloes are categorized as
A)
milkers
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B)
dual purpose
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C)
drought cattle
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D)
grazers
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question_answer 75) Vascular grafts are made up of
A)
rubber tubes
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B)
dacron or Teflon
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C)
fibre glass
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D)
plastic
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question_answer 76) Which Indian ruler is known as Napoleon of India?
A)
Chandragupta Maurya
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B)
Skandagupta
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C)
Ashoka
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D)
Samudragupta
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question_answer 77) Where was the capital of Shivaji?
A)
Sinhgarh
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B)
Poona
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C)
Sindhudurg
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D)
Raigarh
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question_answer 78) At present how many states have bicameral legislatures?
A)
6
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B)
12
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C)
8
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D)
10
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question_answer 79) Which of the following events prompted Ravindra Nath Tagore to return his Knighthood?
A)
Jalianwala Bagh Massacre
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B)
Press Act of 1910
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C)
Partition of Bengal
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D)
Rowlett Act
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question_answer 80) President can neither return nor withhold his assent to a
A)
Railway Budget
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B)
Money Bill
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C)
Law Bill
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D)
Financial Account Committee Bill
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question_answer 81) Ozone layer is formed in
A)
stratosphere
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B)
troposphere
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C)
mesosphere
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D)
ionosphere
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question_answer 82) Golden Handshake Scheme is associated with
A)
voluntary retirement
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B)
inviting foreign companies
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C)
establishing joint enterprises
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D)
None of the above
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question_answer 83) Under the NREGA number of days per year for which employment is guaranteed is
A)
90
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B)
100
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C)
150
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D)
160
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question_answer 84) Which of the following is/are called the king makers in India?
A)
Ahmad Shah Abdali
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B)
Safdar Jung
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C)
Nizam of Hyderabad
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D)
Syed Brothers
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question_answer 85) In which temple can we find the famous Trimurti of Brahma, Vishnu and Shiva?
A)
Kanheri
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B)
Ajanta
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C)
Sopara
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D)
Elephanta
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question_answer 86) What is the Quorum to constitute meeting of either of the Houses of Parliament?
A)
\[\frac{1}{5}\]th of the total number of members of that House
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B)
\[\frac{1}{4}\]th of the total number of members of that House
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C)
\[\frac{1}{10}\]th of the total number of members of that House
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D)
one- half of the total number of members of that House
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question_answer 87) AADHAAR is a unique identification number which the unique Identification Authority of India (UIDAI) will issue for all residents in India. How many digits does this number consist of?
A)
8
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B)
10
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C)
12
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D)
14
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question_answer 88) Former FIFA presidential candidate Mohammed Bin Hammam has been banned from football for life after being found guilty of
A)
match fixing
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B)
attempted bribery for election
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C)
dopin scandal
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D)
None of the above
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question_answer 89) What is the National Floor Level Minimum Wage in India at present?
A)
Rs. 100
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B)
Rs. 110
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C)
Rs. 115
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D)
Rs. 120
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question_answer 90) Which of the following steel companies will become the countrys largest steel maker with the commissioning of 3.2 million tons blast furnace at its Vijayanagar plant in Karnataka?
A)
SAIL
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B)
Tata Steel
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C)
Essar Steel
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D)
JSW Steel
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question_answer 91) Which among the following companies has received the prestigious Golden Peacock Environment Management Award for the year 2011?
A)
BHEL
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B)
ONGC
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C)
NTPC
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D)
SAIL
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question_answer 92) A lighted candle gets extinguished when covered with a tumbler because of
A)
adequate supply of air
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B)
inadequate supply of air
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C)
presence of non-luminous matter
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D)
None of the above
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question_answer 93) Which acid is produced when milk gets sour?
A)
Acetic acid
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B)
Tartaric acid
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C)
Lactic acid
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D)
Butyric acid
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question_answer 94) Which one of the following fertilizes has more nitrogen content?
A)
Urea
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B)
Ammonium nitrate
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C)
Potassium nitrate
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D)
Ammonium phosphate
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question_answer 95) Given below are names of four oceans I. Atlantic II. Arctic III. Indian IV. Pacific
A)
II, III, I, IV
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B)
III, IV, I, II
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C)
I, II, III, IV
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D)
IV, I, III, II
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