Solved papers for BVP Medical BVP Medical Solved Paper-2002

BVP Medical Solved Paper-2002 Total Questions - 200

1) The radius of a soap bubble is R and surface tension is T, keeping the temperature constant, the extra energy needed to double the radius of the soap bubble by blowing, will be:

A)

\[32\pi {{R}^{2}}T\]

B)

\[24\pi {{R}^{2}}T\]

C)

\[16\pi {{R}^{2}}T\]

D)

\[8\pi {{R}^{2}}T\]

View Answer
2) An ideal gas at \[27{}^\circ C\] is compressed adiabatically to \[\frac{8}{27}\]of its original volume. If \[\gamma \]= 5/3, then the rise in temperature is :

A)

375 K

B)

450 K

C)

225 K

D)

405 K

View Answer
3) A uniform chain of length L and mass M is lying on a smooth table and one third of its length is hanging vertically downward over the edge of table, if g is acceleration due to gravity, then the work done required to pull the hanging part on to the table is :

A)

MgL

B)

MgL/3

C)

MgL

D)

MgL/18

View Answer
4) Two planets have the same average density but their radii are \[{{R}_{1}}\]and \[{{R}_{2}}.\] If acceleration due to gravity on these planets be \[{{g}_{1}}\] and \[{{g}_{2}},\] then :

A)

\[\frac{g1}{g2}=\frac{R_{1}^{3}}{R_{2}^{3}}\]

B)

\[\frac{g1}{g2}=\frac{R_{1}^{2}}{R_{2}^{2}}\]

C)

\[\frac{g1}{g2}=\frac{{{R}_{2}}}{{{R}_{1}}}\]

D)

\[\frac{g1}{g2}=\frac{{{R}_{1}}}{{{R}_{2}}}\]

View Answer
5) Two metal pieces having a potential difference of 800V are 0.02 m apart horizontally. A particle of mass\[1.96\times {{10}^{-15}}\,kg\]is suspended equilibrium between the plates. If e is the elementary charge, then charge on the particle is :

A)

8e

B)

6e

C)

3e

D)

e

View Answer
6) \[\frac{1}{2}\]mole of He is contained in a container at S.T.P. The heat energy needed to double the pressure of the gas, keeping the volume constant, (heat capacity of the gas is 3J/gmK) is :

A)

409.5 J

B)

819 J

C)

1638 J

D)

3276 J

View Answer
7) A sphere of 3 cm radius acts like a black body. If it is an equilibrium with its surroundings and absorb 30kW of energy radiated to it from the surroundings. Then the temperature of the sphere will be :

A)

816

B)

916

C)

1616

D)

2615

View Answer
8) The maximum velocity of an electron emitted by light of wavelength X incident on the surface of a metal of work function \[\theta \], is :

A)

\[{{\left[ \frac{2(h\lambda -\theta )}{m} \right]}^{{1}/{2}\;}}\]

B)

\[{{\left[ \frac{2(hc-\lambda \phi )}{m\lambda } \right]}^{{1}/{2}\;}}\]

C)

\[\left[ \frac{2(hc-\lambda \phi )}{m} \right]\]

D)

\[{{\left[ \frac{2(hc-\lambda \phi )}{m\lambda } \right]}^{{1}/{2}\;}}\]

View Answer
9) The average distance between the earth and moon is \[38.6\times {{10}^{7}}\]km. The minimum separation between the two points on the surface of the moon that can be resolved by a telescope whose objective lens has a diameter of 5 m with \[\lambda \] = 6000 \[\overset{0}{\mathop{A}}\,\] is :

A)

56.51 m

B)

11.30m

C)

28.25m

D)

5.65        m

View Answer
10) A transverse progressive wave on a stretched string has a velocity of 10 m/s and a frequency of 100 Hz. The phase difference between two particles of the string which are 2.5 cm apart will be :

A)

\[\frac{\pi }{2}\]

B)

\[\frac{3\pi }{8}\]

C)

\[\pi /4\]

D)

\[\pi /8\]

View Answer
11) Water waves are :

A)

transverse

B)

longitudinal

C)

both longitudinal and transverse

D)

neither longitudinal nor transverse

View Answer
12) All bulbs in the figure are identical which bulb lights more brightly?

A)

1 and 2

B)

3 and 4

C)

1

D)

2

View Answer
13) A capacitor is a perfect insulator for :

A)

A.C

B)

D.C

C)

both A.C and D.C

D)

none of these

View Answer
14) Just as electricity is supplied at 220 volts for domestic use in India, it is supplied at110 volts in U.S.A. If the resistance of 60 W bulb for use in India is R , that of 60 W bulb for use in U.S.A., will be :

A)

2R

B)

R

C)

RJ2

D)

R/4

View Answer
15) A proton moving with a constant velocity passes through a region of space without any change in its velocity. If E and B represent the electric and magnetic fields respectively, then this region of space may have :

A)

E = 0, B = 0

B)

\[E\ne 0,B1+0\]

C)

\[E=0,B\ne 0\]

D)

  and both

View Answer
16) The decimal number 53 is equal to the binary number:

A)

11 01 01

B)

10 11 01

C)

10 10 10

D)

11 11 11

View Answer
17) \[A6\mu F\]capacitor is charged from 10 volts to 20 volts. Increase in energy will be :

A)

\[9\times {{10}^{-6}}J\]

B)

\[4.5\times {{10}^{-4}}J\]

C)

\[9\times {{10}^{-4}}J\]

D)

\[19\times {{10}^{-4}}J\]

View Answer
18) An electric bulb of 100 W is connected to a supply of electricity of 200V. Resistance of the filament is :

A)

242 \[\Omega \]

B)

22000 \[\Omega \]

C)

100\[\Omega \]

D)

484 \[\Omega \]

View Answer
19) A body of mass 40 g is moving with constant velocity of 2 cm/sec on a horizontal frictionless table. The force on the table is :

A)

160 dyne

B)

39200 dyne

C)

80 dyne

D)

zero

View Answer
20) A cup of tea cools from \[80{}^\circ C\] to \[60{}^\circ C\] in one minute. The ambient temperature is \[30{}^\circ C\]. In cooling from \[60{}^\circ C\] to \[50{}^\circ C\] it will take :

A)

50 sec

B)

90 sec

C)

60 sec

D)

48 sec

View Answer
21) The magnifying power of simple microscope can be increased, if we use an eye piece of:

A)

smaller diameter

B)

higher diameter

C)

smaller focal length

D)

higher focal length

View Answer
22) The number of photoelectrons emitted from the surface of a metal increases on increasing of the incident photons:

A)

velocity

B)

wavelength

C)

frequency

D)

number

View Answer
23) When two ends of a rod wrapped with cotton are maintained at different temperature and after some time every point of the rod attains a constant temperature, then

A)

each point of rod is giving heat to its neighbour at the same rate which it is receiving heat

B)

rod is bad conductor of heat

C)

heat is being radiated from each point of rod

D)

conduction of heat at different points of the rod stops because the temperature is not increasing

View Answer
24) In the circuit shown in the adjoining figure the current between B and D is zero, the unknown resistance is of:

A)

3\[\Omega \]

B)

2\[\Omega \]

C)

4\[\Omega \]

D)

emf of a cell is required to final the value of X.

View Answer
25) A conductor has \[14.4\times {{10}^{-19}}C\] positive charge. The conductor has :

A)

excess of 27 electrons

B)

excess of 9 electrons

C)

short of 27 electrons

D)

short of 9 electrons

View Answer
26) In the position of minimum deviation when a ray of yellow light passes through the prism, then its angle of incidence is:

A)

greater than the emergent angle

B)

less than the emergent angle

C)

equa1 to the emergent angle

D)

sum of angle of incidence and emergent angle is 90°

View Answer
27) The vertical extension in a light spring by a weight of 1 kg suspended from the wire is 9.8 cm. The period of oscillation is :

A)

200 \[\pi \]sec

B)

2\[\pi \]/10 sec

C)

2\[\pi \] sec

D)

4\[\pi \] sec

View Answer
28) A meter of resistance 5 ohm fitted with a shunt resistance of 1 ohm, is in a circuit in which the current is 0.09 A. The combined resistance of the meter and the shunt is :

A)

\[\frac{5}{6}\Omega \]

B)

\[\frac{5}{6}\Omega \]

C)

\[2\Omega \]

D)

\[6\Omega \]

View Answer
29) A source and an observer moves away from each other, with a velocity of 15 m/s with respect to ground. If observer finds the frequency of sound coming from source as 1950 Hz. Then actual frequency of source will be (velocity of sound = 340 m/s):

A)

1785 Hz

B)

1968 Hz

C)

2130 Hz

D)

2148 Hz

View Answer
30) If the coefficient of friction of a plane inclined at 45°, is 0.5, then acceleration of a body sliding freely on it is:

A)

\[\frac{9.8}{2\sqrt{2}}m/{{s}^{2}}\]

B)

\[\frac{9.8}{\sqrt{2}}m/{{s}^{2}}\]

C)

\[9.8m/{{s}^{2}}\]

D)

\[4.9m/{{s}^{2}}\]

View Answer
31) A body of mass 300 kg is moved up by an elevator from a mine of depth 20 m to a height of 20 m in 1 min. The power of the elevator is :

A)

19.6 kW

B)

196 kW

C)

0.196 kW

D)

1.96 kW

View Answer
32) In the circuit given below, A and V are ideal ammeter and voltmeter respectively. Reading of the voltmeter will be:

A)

1 V

B)

0.5 V

C)

2 V

D)

zero

View Answer
33) A parallel plate capacitor with air as medium between the plates has a capacitance of 10\[\mu F\]. The area of capacitor is divided in two equal halves and filled with two media having dielectric constants \[{{k}_{1}}=2\] and \[{{k}_{2}}=4\]The capacitance of the system will now be :

A)

40\[\mu F\]

B)

30\[\mu F\]

C)

10\[\mu F\]

D)

\[\frac{20}{3}\mu F\]

View Answer
34) What is the current in the circuit shown below? 0.10 A

A)

1A

B)

zero A

C)

\[{{10}^{-2}}A\]

D)

View Answer
35) The de-Broglie wavelength of a 1 kg object moving with speed of 1 m/s is :

A)

\[6\times {{10}^{-10}}m\]

B)

\[6.6\times {{10}^{-10}}m\]

C)

\[6\times {{10}^{-34}}m\]

D)

\[6.6\times {{10}^{-34}}m\]

View Answer
36) A ray of monochromatic light is incident on one refracting face of a prism of angle \[75{}^\circ \]. It passes through the prism and is incident on the other face at the critical angle. If the refractive index of the material of prism is \[\sqrt{2,}\], the angle of incidence on the first face of the prism is :

A)

\[0{}^\circ \]

B)

\[60{}^\circ \]

C)

\[45{}^\circ \]

D)

\[30{}^\circ \]

View Answer
37) As a result of radioactive decay, \[_{92}{{\mathsf{U}}^{238}}\] is converted into\[_{91}P{{a}^{234}}\]. The particles emitted during this decay are:

A)

\[1\alpha ,1\beta \]

B)

\[2\beta {{,}_{1}}{{H}^{1}}\]

C)

\[_{1}{{H}^{1}}\]

D)

\[_{1}{{H}^{1}},2\alpha \]

View Answer
38) The half-life of radioactive radon is 3.8days. The time at the end of which \[\frac{1}{20}\]th of the radon sample will remain un decayed is: \[\left( {{\log }_{10}}e=0.4343 \right)\]

A)

16.5 days

B)

3.8 days

C)

33 days

D)

76 days

View Answer
39) The charge on two particles A and B at rest is q on each particle. The direction of motion of a charged particles C placed at point on the straight line joining the two charged, depends on :

A)

the charge on C and also on its position

B)

only on the position of charge C

C)

only on the magnitude of charge on C

D)

only on the magnitudes of the charges of A and B

View Answer
40) The potential gradient at which the dielectric of a condenser just gets punctured is called:

A)

dielectric number

B)

dielectric resistance

C)

dielectric strength

D)

dielectric constant

View Answer
41) The power of a thin convex lens (\[_{a}{{n}_{g}}\] = 1.5) is + 5D. When it is placed in a liquid of refractive index\[_{a}nl,\], then it behave as a concave lens of focal length 100 cm. The refractive index of the liquid \[_{a}nl,\] will be:

A)

5/4

B)

\[\sqrt{3}\]

C)

4/3

D)

5/3

View Answer
42) A bus accelerates uniformally from rest and acquires a speed of 72 km/hr in 10 sec. The acceleration of the bus is :

A)

\[2\text{ }m/{{s}^{2}}\]

B)

\[1\text{ }m/{{s}^{2}}\]

C)

\[4\text{ }m/{{s}^{2}}\]

D)

\[20\text{ }m/{{s}^{2}}\]

View Answer
43) In a nuclear reactor 0.01 mg of a nuclear material is totally converted into energy in one sec. Then the power of reactor will be :

A)

900 MW

B)

450 W

C)

200 MW

D)

500 W

View Answer
44) A spherical conductor of radius r placed in air, is given a charge Q and potentialat the surface of a conductor is V, then the potential at a point inside the conductor and at a distance r/2 from its centre will be:

A)

8 V

B)

4 V

C)

2 V

D)

1 V

View Answer
45) The magnetic moment of a short magnet is \[8\text{ }A{{m}^{2}}.\] The magnetic induction at appoint 20 cm away from its mid-point on (i) a axial point (ii) equatorial point respectively, will be :

A)

\[2\times {{10}^{-4}}T\,and{{10}^{-4}}T\]

B)

\[3\times {{10}^{-4}}T\,and2\times {{10}^{-4}}T\]

C)

\[4\times {{10}^{-4}}T\,and3\times {{10}^{-4}}T\]

D)

none of these

View Answer
46) Two strings of the same material and of same length have their tension in the ratio 4 :1 and their radii in the ratio 2:1. Then the ratio of their fundamental frequencies will be:

A)

1

B)

0.5

C)

4

D)

4

View Answer
47) A voltmeter has a range is 0 - V with, a series resistance R and    with a series resistance 2R, the range is 0-V. The relation between V and V will be :

A)

\[V<2V\]

B)

\[V>>V\]

C)

V > 2V

D)

V = 2V

View Answer
48) A galvanometer has a resistance G and current \[{{i}_{a}}\] flowing in galvanometer, produces full scale deflection. If \[{{S}_{i}}\] is the value of shunt which converts it into an ammeter of range 0 - i and is the value of shunt 0 - 2i. Then the ratio \[{{S}_{1}}/{{S}_{2}}\]will be:

A)

1

B)

2

C)

\[\frac{1}{2}\left( \frac{i-{{i}_{a}}}{2i-{{i}_{a}}} \right)\]

D)

\[\left( \frac{2i-{{i}_{a}}}{i-{{i}_{a}}} \right)\]

View Answer
49) A short magnetic needle is pivoted in a uniform magnetic field of strength 1 tesla, when another magnetic field of strength \[\sqrt{3}\]T is applied to the needle in a perpendicular directions. The needle deflects at an angle \[\theta \], when the value of \[\theta \] is :

A)

\[60{}^\circ \]

B)

\[90{}^\circ \]

C)

\[45{}^\circ \]

D)

\[30{}^\circ \]

View Answer
50) A cell is connected between the points A and C of a circular conductor PQRS of centre O with angle \[\angle \]POR= 60°. If \[{{B}_{1}}\]and \[{{B}_{2}}\]are the magnitudes of magnetic fields at O due to the currents in PQR and PSR respectively, then the ratio of \[\frac{{{B}_{1}}}{{{B}_{2}}}\]will be

A)

5:1

B)

2:1

C)

10 : 1

D)

1 : 2

View Answer
51) The total number of unpaired electrons in \[C{{r}^{+3}}\] ion are:

A)

3

B)

2

C)

4

D)

0

View Answer
52) Which one of the following electronic configuration have highest second ionisation energy?

A)

\[1{{s}^{2,}}2{{s}^{2}}2{{p}^{4}}\]

B)

\[1{{s}^{2}},2{{s}^{2}}2{{p}^{6}},3{{s}^{2}}\]

C)

\[1{{s}^{2}},2{{s}^{2}}2{{p}^{6}},3{{s}^{1}}\]

D)

\[1{{s}^{2}},2{{s}^{2}}2{{p}^{6}},3{{s}^{2}}3{{p}^{1}}\]

View Answer
53) Mass of an a-particle is 4.0028 amu, its binding energy per nucleon will be (given, \[{{m}_{p}}=1.0073\] and \[{{m}_{n}}=1.0087\]):

A)

\[2.86MeV\]

B)

\[6.79MeV\]

C)

\[4.46MeV\]

D)

\[8.24MeV\]

View Answer
54) Bond order of \[{{N}_{2}}\] is:

A)

2

B)

3

C)

4

D)

5

View Answer
55) Which of the following isoelcctronic species \[C{{a}^{+2}},\,C{{l}^{-1}},{{K}^{+}}\] and \[{{S}^{-2}}\] has maximum ionic size?

A)

\[{{K}^{+}}\]

B)

\[C{{a}^{+2}}\]

C)

\[C{{l}^{-}}\]

D)

\[{{S}^{-2}}\]

View Answer
56) Oxidation number of S in \[SO_{4}^{-2}\] is:

A)

\[+4\]

B)

\[+6\]

C)

\[+5\]

D)

\[+8\]

View Answer
57) Which of the following is diamagnetic?

A)

\[{{S}^{-2}}\]

B)

\[O_{2}^{-}\]

C)

\[N_{2}^{-}\]

D)

\[NO\]

View Answer
58) Which of the following is not a Lewis acid?

A)

\[B{{F}_{3}}\]

B)

\[Si{{F}_{4}}\]

C)

\[C{{H}_{4}}\]

D)

\[FeC{{l}_{3}}\]

View Answer
59) The hybridisation and structure of \[Si{{(C{{H}_{3}})}_{4}}\] is:

A)

sp, linear

B)

\[s{{p}^{2}}\] , trigonal planar

C)

\[s{{p}^{3}}\] , tetrahedral

D)

\[s{{p}^{3}}d\], octahedral

View Answer
60) The number of a-particles and \[\beta \] particles emitted      in      the      reaction \[_{92}{{U}^{238}}{{\xrightarrow{{}}}_{82}}P{{b}^{206}}\] are:

A)

\[6\alpha ,4\beta \]

B)

\[8\alpha ,6\beta \]

C)

\[4\alpha ,5\beta \]

D)

\[6\alpha ,8\beta \]

View Answer
61) Oxidation number of Fe in \[{{K}_{3}}[Fe{{(CN)}_{6}}]\] is:

A)

\[+1\]

B)

\[+2\]

C)

\[+3\]

D)

\[+\]

View Answer
62) Which of the following has highest magnetic moment?

A)

\[C{{r}^{+3}}\]

B)

\[{{V}^{+3}}\]

C)

\[C{{o}^{+3}}\]

D)

\[F{{e}^{+3}}\]

View Answer
63) Which one of die following ores is a chloride?

A)

Zincite

B)

Horn silver

C)

Bauxite

D)

Feldspar

View Answer
64) The product formed in the reaction \[BC{{l}_{3}}+{{H}_{2}}O\xrightarrow{{}}\] products, is :

A)

\[{{B}_{2}}{{H}_{6}}+HCl\]

B)

\[{{B}_{2}}{{O}_{3}}+HOCl\]

C)

\[{{H}_{3}}B{{O}_{3}}+HCl\]

D)

\[B{{H}_{3}}+HCl\]

View Answer
65) Which one of the following is the strongest acid?

A)

\[C{{H}_{4}}\]

B)

\[N{{H}_{3}}\]

C)

\[HF\]

D)

\[{{H}_{2}}O\]

View Answer
66) Which of the following indicator is used in the titration of oxalic acid against sodium hydroxide solution?

A)

Fluorescein

B)

Methyl red

C)

Methyl orange

D)

Phenolphthalien

View Answer
67) Glaubers salt is:

A)

\[N{{a}_{2}}S{{O}_{4}}\]

B)

\[N{{a}_{2}}S{{O}_{3}}.2{{H}_{2}}O\]

C)

\[N{{a}_{2}}{{S}_{2}}{{O}_{3}}.5{{H}_{2}}O\]

D)

\[N{{a}_{2}}S{{O}_{4}}.10{{H}_{2}}O\]

View Answer
68) When sodium is heated in a current of \[C{{O}_{2}}\] at\[{{260}^{o}}C\], the product obtained is:

A)

sodium for mate

B)

sodium oxalate

C)

sodium corbonate

D)

sodium acetate

View Answer
69) The momentum for the radiation of wavelength 0.33 nm is :

A)

\[3.56\times {{10}^{-16}}\]

B)

\[4.32\times {{10}^{22}}\]

C)

\[2.01\times {{10}^{-24}}\]

D)

\[3.12\times {{10}^{-28}}\]

View Answer
70) When \[KI\] is added in the solution of \[HgC{{l}_{2}}\], the colour of the resultant solution is:

A)

blue

B)

red

C)

orange

D)

scarlet

View Answer
71) Silicon and copper are cooled to a temperature of 300K, then resistivity:

A)

for Cu increases and for Si decreases

B)

for Si increases and for Cu decreases

C)

decreases for both Si and Cu

D)

increases for both Si and Cu

View Answer
72) Total number of a and k bonds in the structure of \[{{P}_{3}}{{O}_{10}}\] are:

A)

\[12\sigma ,6\pi \]

B)

\[6\sigma ,10\pi \]

C)

\[18\sigma ,6\pi \]

D)

\[16\sigma ,4\pi \]

View Answer
73) Which one of the following exhibits geometrical isomerism?

A)

B)

C)

D)

View Answer
74) Which of the following ions is most stable?

A)

\[\overset{\oplus }{\mathop{C{{H}_{3}}CHC{{H}_{2}}C{{H}_{3}}}}\,\]

B)

\[\overset{C{{H}_{3}}}{\mathop{\overset{|}{\mathop{\underset{C{{H}_{3}}}{\mathop{\underset{|}{\mathop{{{H}_{3}}C-C-\overset{\oplus }{\mathop{C{{H}_{2}}}}\,}}\,}}\,}}\,}}\,\]

C)

\[\overset{C{{H}_{3}}}{\mathop{\overset{|}{\mathop{\underset{C{{H}_{3}}}{\mathop{\underset{|}{\mathop{{{H}_{3}}C-C\oplus }}\,}}\,}}\,}}\,\]

D)

\[{{H}_{3}}C-C{{H}_{3}}-\overset{\oplus }{\mathop{C{{H}_{2}}}}\,\]

View Answer
75) 1-phenyl ethanol can be prepared by the reaction of \[{{C}_{6}}{{H}_{5}}CHO\] with :

A)

\[C{{H}_{3}}I+Mg\]

B)

\[{{C}_{2}}{{H}_{5}}Br+{{H}_{2}}O\]

C)

\[C{{H}_{3}}C{{H}_{2}}Br+Alc.KOH\]

D)

\[C{{H}_{3}}Br=A{{l}_{4}}{{C}_{3}}\]

View Answer
76) Total number of isomers possible for the compound \[{{C}_{8}}{{H}_{10}}\] are:

A)

2

B)

3

C)

4

D)

6

View Answer
77) Acetylene on treatment with \[{{H}_{2}}S{{O}_{4}}\] and \[HgS{{O}_{4}}\] produces:

A)

aldehyde

B)

ketone

C)

alcohol

D)

acid

View Answer
78) The strongest of the four acids listed below is:

A)

\[C{{l}_{3}}C-COOH\]

B)

\[{{F}_{3}}C-COOH\]

C)

\[B{{r}_{3}}C-COOH\]

D)

\[C{{H}_{3}}COOH\]

View Answer
79) Glucose and cane sugar can be distinguished by:

A)

Molisch test

B)

Fehlings solution

C)

Baeyers reagent

D)

Ammonical \[AgN{{O}_{3}}\]

View Answer
80) Propone and propyne can be distinguished by:

A)

\[B{{r}_{2}}\] in \[CC{{l}_{4}}\]

B)

dil \[KMn{{O}_{4}}\]

C)

Ammonical \[AgN{{O}_{3}}\]

D)

cone. \[{{H}_{2}}S{{O}_{4}}\]

View Answer
81) Identify C.

A)

p-bromo aniline

B)

p-bromo fluoro benzene

C)

2, 4, 6 tribromo fluoro benzene

D)

1, 3, 5 tribromo benzene

View Answer
82) Acetaldehyde differ from benzaldehyde and formaldehyde in the reaction with:

A)

\[HCN\]

B)

Benedicts solution

C)

\[NaOH\]

D)

Semicarbazide

View Answer
83) The percentage of ethyl alcohol in rectified sprit is:

A)

\[85.5\]

B)

\[75.0\]

C)

\[95.6\]

D)

\[100\]

View Answer
84) Antibodies are:

A)

enzymes

B)

protein

C)

carbohydrates

D)

hormones

View Answer
85) Salicylic acid on heating with acetic anhydride in presence of cone. \[{{H}_{2}}S{{O}_{3}}\] produces:

A)

resin

B)

drug

C)

dye

D)

explosive

View Answer
86) 5 litres of a gas weighs 14.4 g at NTP. The molecular weight of gas is :

A)

\[64.51\]

B)

\[56.42\]

C)

\[52.42\]

D)

\[61.40\]

View Answer
87) Weight of \[KMn{{O}_{4}}\] required to prepare 250 ml of its \[\frac{N}{10}\]. solution if equivalent weight of \[KMn{{O}_{4}}\]is 31.6, will be:

A)

\[0.64g\]

B)

\[1.24g\]

C)

\[1.78g\]

D)

\[0.79g\]

View Answer
88) If 300 ml. of a gas at \[{{27}^{o}}C\] is cooled to \[-{{3}^{o}}C\] at constant pressure. The final volume of the gas is:

A)

270 ml

B)

630 ml

C)

200 ml

D)

430 ml

View Answer
89) For equilibrium \[2HI{{H}_{2}}+{{I}_{2}}\]. When \[{{H}_{2}}\] is added at constant temperature, the:

A)

value of \[{{K}_{P}}\] increases

B)

value of \[{{K}_{P}}\] decreases

C)

degree of dissociation of \[HI\] increases

D)

degree of dissociation of \[HI\] decreases

View Answer
90) If the rate constant of a first order reaction is \[{{10}^{-3}}{{\min }^{-1}}.\]The half life period of the reaction is:

A)

46.83 minute

B)

642.84 minute

C)

69.3 minute

D)

693 minute

View Answer
91)  If the equilibrium constant for the reaction \[{{N}_{2}}+3{{H}_{2}}2N{{H}_{3}}\], then \[{{K}_{C}}\] the equilibrium constant for the reaction \[N{{H}_{3}}\frac{1}{2}{{N}_{2}}+\frac{3}{2}{{H}_{2}}\] is:

A)

\[\frac{1}{K_{C}^{2}}\]

B)

\[\sqrt{{{K}_{C}}}\]

C)

\[\frac{1}{{{K}_{C}}}\]

D)

\[\frac{\sqrt{1}}{{{K}_{C}}}\]

View Answer
92) Which one of the following equation is correct?

A)

\[\Delta G=\Delta H-\Delta T\]

B)

\[\Delta G=\Delta H-T\Delta S\]

C)

\[\Delta G=\Delta H+T\Delta S\]

D)

\[\Delta G=T\Delta S-\Delta H\]

View Answer
93) Time required to deposit 100 g of \[Al\] from an electrolyte cell containing \[A{{l}_{2}}{{O}_{3}}\] by using a current of 125 amperes is:

A)

4820 sec

B)

8240.24 sec

C)

8577.78 sec

D)

6420.44 sec

View Answer
94) The osmotic pressure of a decinormal solution of cane sugar at \[{{0}^{o}}C\] will be : (given R = 0.082 lit atom/k mole)

A)

\[22.4atm\].

B)

\[2.24atm\]

C)

\[0.224atm\]

D)

\[22400atm\]

View Answer
95) Heat of combustion of C, S and \[C{{S}_{2}}\] are \[-393.3,-293.72\]and\[-1108.76\text{ }kJ/mole\]. The heat of formation of \[C{{S}_{2}}\] will be:

A)

\[+128.02\text{ }kJ\]

B)

\[-128.02kJ\]

C)

\[-212.24\text{ }kJ\]

D)

\[+212.24\text{ }kJ\]

View Answer
96) The Arrhenius equation representing the effect of temperature on the rate constant of a reaction is:

A)

\[K=In\,\frac{E}{RT}\]

B)

\[K=A{{e}^{-E/RT}}\]

C)

\[K=A{{e}^{E/RT}}\]

D)

\[K={{e}^{-EA/RT}}\]

View Answer
97) pH of \[{{10}^{-4}}M\,\,HCl\] solution is:

A)

2

B)

6

C)

4

D)

10

View Answer
98) For the reaction \[Fe{{O}_{(s)}}+C{{O}_{(g)}}F{{e}_{(s)}}+C{{O}_{2}}_{(g)},\,\,{{K}_{C}}=5.0.\] If the concentration of CO at equilibrium is \[2.5\times {{10}^{-2}}mol/litre\] at \[{{100}^{o}}C\]. Then the equilibrium concentration of \[C{{O}_{2}}\] will be:

A)

\[1.25\times {{10}^{-4}}m/L\]

B)

\[12.5\times {{10}^{-2}}m/L\]

C)

\[2.50\times {{10}^{-3}}m/L\]

D)

\[2.50\times {{10}^{-4}}m/L\]

View Answer
99) The volume of \[\frac{M}{10}NaOH\] required to neutralise \[20mL\] of \[\frac{M}{10}NaOH\],, solution is:

A)

\[40\text{ }mL\]

B)

\[20\text{ }mL\]

C)

\[80\text{ }mL\]

D)

\[10\text{ }mL\]

View Answer
100) The vapour pressure of benzene at a certain temperature is 640 mm of Hg. If 2.175 g of a non-volatile solid is added to 39.08 g of benzene, the vapour pressure of solution is 600 mm of Hg. The molecular weight of the solid substance will be:

A)

\[48.60\]

B)

\[44.2\]

C)

\[64.26\]

D)

\[69.45\]

View Answer
101) The 1992 Nobel prize for medicine was awarded to H. Fischer and Edwin J. Krebs for their :

A)

human genome project

B)

drug designing involving inhibition of DNA synthesis of the pathogen

C)

reversible protein phosphorylation as a biological regulation mechanism

D)

isolation of the gene for a human disease

View Answer
102) When yeast ferments glucose, the products obtained are?

A)

Ethanol and water

B)

Water and \[C{{O}_{2}}\]

C)

Ethanol and\[C{{O}_{2}}\]

D)

Methanol and \[C{{O}_{2}}\]

View Answer
103) Mycorrhiza exhibits the phenomenon of:

A)

                antagonism

B)

                endemism

C)

                parasitism

D)

                symbiosis

View Answer
104) Initiation codon in eukaryotes is :

A)

AUG

B)

UAG

C)

GAU

D)

AGU

View Answer
105) The first phase in the breakdown of glucose in animal cell is:

A)

glycolysis

B)

ETS

C)

fermentation

D)

Krebs cycle

View Answer
106) Haploid plants can be obtained by culturing:

A)

young leaves

B)

endosperm

C)

pollen grains

D)

root tips

View Answer
107) Hypanthodium is a specialized type of:

A)

thalamus

B)

ovary

C)

fruit

D)

inflorescence

View Answer
108) Colour blindness results from :

A)

absence of rods

B)

absence of cones

C)

absence of eyelids

D)

inverted retina

View Answer
109) The cells of bacterium Staphylococcus remain arranged in the form of:

A)

plate

B)

cube

C)

                irregular

D)

                chain

View Answer
110) Who credited with the introduction of binomial system of nomenclature of plants?

A)

Linnaeus

B)

John Ray

C)

Bentham and Hooker

D)

Aristotle

View Answer
111) In embryonic stage RBCs develop in ;

A)

liver and kidney

B)

liver and spleen

C)

spleen and kidney

D)

liver and pancreas

View Answer
112) Eutherian nammals are :

A)

oviparous

B)

viviparous

C)

ovoviviparous

D)

both a and c

View Answer
113) Guttation occurs through :

A)

stomata

B)

hydathodes

C)

root hairs

D)

flower buds

View Answer
114) Cells of liver which .act as phagocytes are?

A)

Deiter cells

B)

Kupffer cells

C)

Hensen cells

D)

Aciner cells

View Answer
115) Lac is produced by :

A)

faeces of lac insect

B)

secretion from body

C)

excretion from body

D)

excess food oozing out of body

View Answer
116) Which one of the following plant hormones is known as a stress hormone?

A)

Gibberellins

B)

Kinetin

C)

Auxin

D)

Abscisic acid

View Answer
117) Which one of the following statements is true for the enzymes ?

A)

All enzymes are protein

B)

All proticns are enzymes

C)

All enzymes are not protein

D)

All unzymes are vitamins

View Answer
118) Sexual reproduction in Spirogyra is morphologically characterized by:

A)

oogamy

B)

anisogamy

C)

isogamy

D)

both b and c

View Answer
119) 0.1 M solution of a solute has a water potential of:

A)

- 2.3 bars

B)

0 bar

C)

22.4 bars

D)

+ 2.3 bars

View Answer
120) Kala-azar is transmitted by :

A)

tse-tse fly

B)

dragon fly

C)

sand fly

D)

fruit fly

View Answer
121) Chromosome theory of sex determination was proposed by:

A)

Bridges

B)

Balbiani

C)

Gold Schmidt

D)

Mendel

View Answer
122) Biological magnification refers to:

A)

concentration of insecticide in animals

B)

concentration of organ ophosphate in plants

C)

photography in laboratory

D)

increase in number of animals and plants in ecosystem

View Answer
123) Peridem is made up of:

A)

phellem

B)

phellogen

C)

phelloderm

D)

all of the above

View Answer
124) A diseased man marries a normal woman and they get three daughters and five sons. All the daughters were diseased and sons were normal. The gene of this disease is :

A)

sex-linked dominant

B)

Sex-linked recessive

C)

Sex-limited characters

D)

Autosomal dominant

View Answer
125) Monadelphous condition of stamens is found in:

A)

Malvaceae

B)

Cyperaceae

C)

Cruciferae

D)

Solanaceae

View Answer
126) In which animal nerve cell is present but brain is absent:

A)

Sponge

B)

Cockroach

C)

Earthworm

D)

Hydra

View Answer
127) Which of the following is a correct match?

A)

Downs syndrome-21st chromosome

B)

Sickle cell anaemia-X-chromosome

C)

Haemophilia-y-chromomosome

D)

Parkinson disease-X and Y chromosome

View Answer
128) Mainly which type of hormones control the menstrual cycle in human beings?

A)

FSH

B)

LH

C)

FSH, LH and Estrogen

D)

Progesterone

View Answer
129) Which of the following is used in thyroid cancer?

A)

\[{{I}^{131}}\]

B)

\[R{{a}^{224}}\]

C)

\[{{U}^{238}}\]

D)

\[{{C}^{14}}\]

View Answer
130) Continuous bleeding from an injured part of body due to deficiency of:

A)

Vit. A

B)

Vit. B

C)

Vit. K

D)

Vit. E

View Answer
131) ATP is:

A)

nucleotide

B)

nucleoside

C)

nucleic acid

D)

hormone

View Answer
132)  RR-21 is a variety of:

A)

Wheat

B)

Gram

C)

Rice

D)

Sugarcane

View Answer
133) Book lungs are respiratory organs of:

A)

Scorpion

B)

Birds

C)

Fishes

D)

Earthworm

View Answer
134) The cranial capacity of Java ape man is :

A)

1700 cc

B)

1450 cc

C)

450 cc

D)

900 cc

View Answer
135) Pace-maker is:

A)

SA-node

B)

AV-node

C)

SV-node

D)

both b and c

View Answer
136) Heterothellism was discovered in :

A)

Mucor

B)

Aspergillus

C)

Agarcuc

D)

Albugo

View Answer
137) Parasitic alga is :

A)

Chara

B)

Oedogonium

C)

Anabaena

D)

Cephaleuros

View Answer
138) TMV has genetic material as:

A)

ss RNA

B)

ds RNA

C)

ss DNA

D)

ds DNA

View Answer
139) Golden age of reptiles is:

A)

Coenozoic era

B)

Palaeozoic era

C)

Mesozoic era

D)

None of these

View Answer
140) Number of wild life is continuously decreasing. What is the main reason of this?

A)

Predation

B)

Cutting down of forests

C)

Destruction of habitats

D)

Hunting

View Answer
141) Seed dormancy is due to :

A)

ethylene

B)

abscisic acid

C)

IAA

D)

Starch

View Answer
142) Ediple part in Mango is :

A)

mesoc.irp

B)

epicarp

C)

cndocarp

D)

epidermis

View Answer
143) Maximum green house gases is released by which country ?

A)

India

B)

USA

C)

England

D)

Germany

View Answer
144) Which of the following are homologus organs?

A)

Wings of Birds and Locust

B)

Wings of Bat and Butterfly

C)

Leg of Cockroach and Frog

D)

Wings of Birds and pectoral fins of Fish

View Answer
145) Change in the sequence of nucleotide in DNA is called :

A)

mutagen

B)

mutation

C)

recombination

D)

translation

View Answer
146) A food chain starts with :

A)

nitrogen fixing organisms

B)

photosynthesising organisms

C)

respiration

D)

decomposers

View Answer
147) Nepenthes is a :

A)

primary producer

B)

consumer

C)

both a and b

D)

decomposer

View Answer
148) Dudhawa National park is located in :

A)

Madhya Pradesh

B)

Himachal Pradesh

C)

Arunachal Pradesh

D)

Uttar Pradesh

View Answer
149) Glissons capsule is found in :

A)

pancreas

B)

liver

C)

gall bladder

D)

heart

View Answer
150) Which of the following is sexually transmitted disease (STD) ?

A)

Malaria

B)

Syphilis

C)

Goitre

D)

TB

View Answer
151) A ribosome is composed of :

A)

DNA, RNA and protein

B)

only protein

C)

protein and RNA

D)

RNA and DNA

View Answer
152) A nucleoside differ from a nucleotide on not having:

A)

phosphate

B)

calcium

C)

nitrogen base

D)

phosphate and sugar

View Answer
153) DNA is present in:

A)

Nucleus only

B)

Mitochondria only

C)

Chloropbst only

D)

All of these

View Answer
154) AIDS can be transmitted by :

A)

blood circulation

B)

handshake

C)

court ship

D)

by using the utensils of infected person

View Answer
155) The chief difference between RBCs of Human and Frog :

A)

only Human RBCs have haemoglobin

B)

Human RBCs have more nuclei

C)

Human RBCs are without nucleus

D)

Frog RBCs are without nucleus

View Answer
156) The cell theory was proposed by :

A)

Schleiden and Schwann

B)

Hugo dc Vries

C)

Robert Hooke

D)

R. Virchow

View Answer
157) Which of the plant yield sunhemp ?

A)

Cnniinbis

B)

Crotaleria

C)

Corchorus

D)

Hibiscus

View Answer
158) LDS is obtained from :

A)

Raiiwoifin

B)

Cinchofvi

C)

Cannabis

D)

daviceps

View Answer
159) Which group of the following scientists discovered the EMP pathway of glycolysis :

A)

Embdcn, Meyrrliof and Parnas

B)

Emerson, Hoffman and Peterson

C)

Embden, Morrison and Pitcher

D)

Avery, Mcleon and McCarthy

View Answer
160) Rennin is used in cheese industry is :

A)

antibiotic

B)

alkaloid

C)

enzyme

D)

inhibitor

View Answer
161) Plasmodium in man is inoculated by

A)

Anopheles male

B)

Anopheles female

C)

Culex male

D)

Ades female

View Answer
162) Bordeaux mixture is used as a:

A)

fertilizer

B)

fungicide

C)

rodenticide

D)

soil testing chemical

View Answer
163) Blood of which blood group can be given to a person with blood group A ?

A)

A only

B)

O only

C)

A or O

D)

all of these

View Answer
164) Which one of the following bacterium has potential for nitrogen fixation?

A)

Nitrosomonas

B)

Azolla

C)

Nitrobacter

D)

Rhizobium

View Answer
165) In meiotic division, centromere divide during:

A)

diplotene

B)

metaphase-I

C)

pachytene

D)

anaphase-II

View Answer
166) The first \[C{{O}_{2}}\]acceptor in \[{{C}_{4}}\]plants is:

A)

PEP

B)

RuDP

C)

PGA

D)

OAA

View Answer
167) Calvin cycle occurs in :

A)

chloroplnst

B)

cytoplasm

C)

mitochondria

D)

glyoxysome

View Answer
168) Which one of the following hormones is not found in plants?

A)

2, 4-D

B)

\[G{{A}_{2}}\]

C)

Gibberellin

D)

IAA

View Answer
169) A gene is made up of:

A)

DNA

B)

RNA

C)

either RNA or DNA

D)

amino acids Generally gene is made up of DNA but in some viruses gene is made up of RNA.

View Answer
170) Chlorophyll is soluble in:

A)

water

B)

organic solvents

C)

both a and b

D)

none of these

View Answer
171) A contraceptive pill contains ;

A)

progesterone and estrogen

B)

spermicidal salts

C)

chemicals that cause automatic abortion

D)

chemicals that prevents fertilization of ovum

View Answer
172) Jully 11 is :

A)

World Environment Day

B)

World population Day

C)

World AIDS Day

D)

World Education Day

View Answer
173) B.C.G. vaccine works against:

A)

Bacillus Comma, Gram

B)

Diphtheria, Pertussis and Tetanus

C)

Measles, Mumps and Rubella

D)

T.B. Bacillus Calmette-Guerin

View Answer
174) Sweet potato is the modification of:

A)

tap root

B)

stem

C)

leaf

D)

adventitious root

View Answer
175) Amino acid binding site in f-RNA is:

A)

5 end

B)

anticodon loop

C)

CCA 3 end

D)

DHU loop

View Answer
176) Tissue present in an annual ring is :

A)

secondary xylem and phloem

B)

primary xylem and phloem

C)

secondary xylem only

D)

primary phloem and secondary xylem

View Answer
177) The termination codons are:

A)

UAU, UAC, UCU

B)

UCU, UGC, UGG

C)

UAA, UAG, UGA

D)

UCC, UCA, UCG

View Answer
178) Which of the following is not an insect?

A)

Mosquito

B)

Ant

C)

Spider

D)

Termite

View Answer
179) Which of the following is not a flower?

A)

Rose

B)

Lotus

C)

Sunflower

D)

Passion flower

View Answer
180) A plasmolysed cell can be deplasmolysed by placing it in :

A)

isotonic solution

B)

hypertonic solution

C)

saturated solution

D)

pure water or hypotonic solution

View Answer
181) In human body urea is produced as an excretory product in the :

A)

liver

B)

kidneys

C)

urinary bladder

D)

pancreas

View Answer
182) Electron microscope is invented by :

A)

Knoll and Ruska

B)

Robert Hooke

C)

Leeuwonhoek

D)

Pasteur

View Answer
183) HPLC stands for :

A)

high performance liquid chromatography

B)

heavy partical liquid chromatography

C)

heat power liquid chromatography

D)

high potential low chromatography

View Answer
184) Cryobiology deals with:

A)

temperature effect

B)

physiology

C)

anatomy

D)

characteristics of biomolecule

View Answer
185) Penicillin an antibiotic was discovered by:

A)

Pasteur

B)

Koch

C)

Flemming

D)

Kurosawa

View Answer
186) In human beings, the number of cranial nerves are:

A)

10 pairs

B)

12 pairs

C)

6 pairs

D)

20 pairs

View Answer
187) Blood pressure of healthy person is :

A)

120/80

B)

140/60

C)

90/60

D)

200/130

View Answer
188) Agar-agar which is used in tissue culture is obtained from a :

A)

fungi

B)

algae

C)

pteridophyte

D)

bryophyte

View Answer
189) Molecular scissors used in genetic engineering is:

A)

DNA polymerase

B)

DNA ligase

C)

restriction endonuclease

D)

helicase

View Answer
190) The species of animal protected in Kaziranga sanctuary is:

A)

Panthera Sea

B)

Rhinoceros uniforms

C)

Macaco mulatto

D)

Panthera tigris

View Answer
191) The largest gland is the human body is:

A)

pancreas

B)

brain

C)

gall bladder

D)

liver

View Answer
192) Haversian systems are found in the bones of:

A)

Pigeon

B)

Panther

C)

Pipe fish

D)

Python

View Answer
193) R.Q of sprouting potato tubers will be :

A)

1

B)

< 1

C)

> 1

D)

0

View Answer
194) Fem prothallus develops from:

A)

spore

B)

oospore

C)

elaters

D)

antherozoid

View Answer
195) Winged pollen grain is the characteristic feature of:

A)

Cycas

B)

Ephedra

C)

Gnetum

D)

Pinus

View Answer
196) In which bee wax glands are found?

A)

Drone

B)

Workers

C)

Queen bee

D)

All of the above

View Answer
197) Diabetes mellitus is due to lack of:

A)

starch in blood

B)

trypsin in pancreatic Juice

C)

ADH reaching in kidneys

D)

insulin in blood

View Answer
198) Deficiency of vit. C causes:

A)

pellagra

B)

diabetes

C)

haemophilia

D)

scurvy

View Answer
199) What is introduced in polio vaccine ?

A)

Antibodies

B)

Antigen

C)

Antibiotics

D)

Bacteriostatic agent

View Answer
200) Chromosomes are lined up in the equatorial plane during?

A)

metaphase

B)

annphase

C)

telophase

D)

interphase

View Answer

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