Solved papers for AFMC AFMC Solved Paper-2000

AFMC Solved Paper-2000 Total Questions - 200

1) The fact that light of transverse wave derives its evidence by the support from the observation that:

A)

light waves undergo reflection

B)

light can be diffracted

C)

light travels in waves

D)

light shows polarizing effects

View Answer
2) In a transverse progressive wave of amplitude A, the maximum panicle velocity is four times its wave velocity, then the wavelength of the wave is:

A)

\[2\pi A\]

B)

\[\pi A\]

C)

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

D)

\[\frac{\pi A}{4}\]

View Answer
3) If the coefficient of cubical expansion is x rimes of the coefficient of superficial expansion, then value of x is:

A)

3

B)

2.5

C)

1.5

D)

2

View Answer
4) A body weighs 700 N on earth. What will be its weight in a planet having \[\frac{1}{7}\]th of earth's mass and half of earth's radius?

A)

WON

B)

SOON

C)

200 N

D)

100 N

View Answer
5) A man fires a bullet standing between two cliffs. First echo is heard after 3 s and second echo is heard after 5 s. If the velocity of sound is 330 m/s, then the distance between cliffs is :

A)

660m

B)

990m

C)

1320m

D)

1950m

View Answer
6) Find the total displacement of a body in 8 s Starting from rest with an acceleration of 20 cm/s2.

A)

64m

B)

64cm

C)

640cm

D)

0.064m

View Answer
7) If a planet consists of a satellite whose mass and radius are both half that of earth, acceleration due to gravity (g) at its surface should be:

A)

29.4 m/s2

B)

19.6 m/s2

C)

9.8 m/s2

D)

4.9 m/s2

View Answer
8) Speed of a ball of 2 cm radius in a viscous liquid is 20 cm/s. Then the speed of 1 cm radius of ball in the same liquid is :

A)

80 cm/s

B)

40 m/s

C)

10 cm/s

D)

5 cm/s

View Answer
9) A source and an observer move away from each other, with a velocity of 10 m/s with respect to ground. If the observer finds the frequency of sound coming from the source as 1950 Hz, then actual frequency of the source is : (velocity of sound in air = 340 m/s)

A)

2486 Hz

B)

2132 Hz

C)

2068 Hz

D)

1950 Hz

View Answer
10) Masses of three wires of copper are in the ratio of 1 : 3 : 5 and their lengths are in the ratio of 5 : 3 : 1. The ratio of their electrical resistances is:

A)

125 : 15 : 1

B)

1 : 15 : 125

C)

5 : 3 : 1

D)

1 : 3 : 5

View Answer
11) At a certain place, the horizontal component of earth's magnetic field is\[\sqrt{3}\] times of its vertical component, the angle of dip at that. place is :

A)

\[75{}^\circ \]

B)

\[60{}^\circ \]

C)

\[45{}^\circ \]

D)

\[30{}^\circ \]

View Answer
12) A hollow sphere filled with water forms the bob of a simple pendulum. A small hole at the bottom of the bob allows the water to slowly flow out as it is set into small oscillation and its period of oscillation is measured. The time period will :

A)

first increase then decrease

B)

remains constant

C)

decrease

D)

increase

View Answer
13) A body of mass a moving with a velocity b strikes a body of mass c and gets embebded into it- The velocity of the system after collision is :

A)

\[\frac{a+c}{ab}\]

B)

\[\frac{ab}{a+c}\]

C)

\[\frac{a}{b+c}\]

D)

\[\frac{a}{a+b}\]

View Answer
14) The number of significant figures in 3400 is :

A)

7

B)

6

C)

12

D)

2

View Answer
15) The speed of a boat is 5 km/h in still water. If it crosses a river of" width 1 km along the shortest possible path in 15 min, then velocity of the river's water is :

A)

1 km/h

B)

2 km/h

C)

3 km/h

D)

  4 km/h

View Answer
16) The moment of inertia of a regular circular disc of mass 0.4 kg and radius 100 cm about the axis    axis perpendicular to the plane of the disc and     passing through its centre is :

A)

\[0.002\text{ }kg-{{m}^{2}}\]

B)

\[0.02\text{ }kg-{{m}^{2}}\]

C)

\[2\text{ }kg-{{m}^{2}}\]

D)

\[0.2\text{ }kg-{{m}^{2}}\]

View Answer
17) The angular velocity of second's hand in a watch is:

A)

0.82rad/s

B)

0.105 rad/s

C)

0.21 rad/s

D)

0.052 rad/s

View Answer
18) A force F is given by \[F=at+b{{t}^{2}}\]where, t is the time. What are dimensions of a and b?

A)

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

B)

\[[ML{{T}^{-2}}]\,\,and\,\,[ML{{T}^{0}}]\]

C)

\[[ML{{T}^{-3}}]\,\,and\,\,[ML{{T}^{-4}}]\]

D)

\[[M{{L}^{2}}{{T}^{-3}}]\,\,and\,\,[M{{L}^{3}}{{T}^{-4}}]\]

View Answer
19) A body radiates 5 W energy at a temperature of 400 K. If the temperature is increased to 1200 K, then it radiates energy at the rate of:

A)

419 W

B)

405 W

C)

210 W

D)

80 W

View Answer
20) The vectors \[\vec{P}=a\hat{i}+a\hat{j}+3\hat{k}\]and \[\vec{Q}=a\hat{i}-2\hat{j}-\hat{k}\] are perpendicular to each other. The positive value of a is:

A)

23

B)

9

C)

8

D)

3

View Answer
21) If the distance between the conduction band and valence band is 1 eV, then this combination is :

A)

Semiconductor

B)

conductor

C)

metal

D)

insulator

View Answer
22) A relation between Faraday's constant F. chemical equivalent E and electrochemical equivalent Z:

A)

\[F=E{{X}^{2}}\]

B)

\[F=\frac{E}{{{Z}^{2}}}\]

C)

\[F=\frac{{{E}^{2}}}{{{Z}^{{}}}}\]

D)

\[F=\frac{E}{Z}\]

View Answer
23) Assuming earth to be a sphere of a uniform density. What is the value of gravitational acceleration in a mine 100 km below the earth's surface? (given R = 6400 km)

A)

3.9m/s2

B)

9.65 m/s2

C)

7.75 m/s2

D)

5.25 m/s2

View Answer
24) A substance raduces to\[\frac{1}{16}\]. th of its original mass in 2 h. The half-life period of the substance will be :

A)

30 min

B)

90 min

C)

45 min

D)

60 min

View Answer
25) A block of mass 60 kg just slides over a horizontal distance of 0.9 m. If the coefficient of friction between their surfaces is 0.15, then work done against friction will be:

A)

79-4 J

B)

97.54 J

C)

105.25 J

D)

none of these

View Answer
26) The masses of two substances are 25 g and 89 g respectively. If their kinetic energies are same then ratio of their momemums is :

A)

9 : 5

B)

7 : 3

C)

5 : 9

D)

none of these

View Answer
27) The speed of a wave in a medium is 650 m/s. If 4000 waves are passing through a point, in the medium in 1.67 min, then its wavelength will be :

A)

25.16m

B)

16.25m

C)

32.50m

D)

8.25m

View Answer
28) Bernoulli's theorem is based on :

A)

conservation of mass, energy and momentum

B)

conservation of momentum

C)

conservation of mass

D)

conservation of energy

View Answer
29) A smooth inclined plane of length L having inclination 9 with the horizontal is inside a lift which is moving down with a retardation a. The time taken by a body to slide down the inclined plane from rest will be :

A)

\[\sqrt{\frac{2L}{(g+a)\sin \theta }}\]

B)

\[\sqrt{\frac{2L}{(g-a)\sin \theta }}\]

C)

\[\sqrt{\frac{2L}{a\sin \theta }}\]

D)

\[\sqrt{\frac{2L}{g\sin \theta }}\]

View Answer
30) A block moving up at \[\theta \] = 30° with a velocity 5 m/s, stops after 0.5 s then what is value of friction (\[\mu \]) ?

A)

0.6

B)

0.5

C)

1.25

D)

None of these

View Answer
31) A planet of mass m moves around the sun of mass M in elliptical orbit. The maximum and minimum distances of the planer from the sun are \[{{r}_{1}}\]and \[{{r}_{2}}\]respectively .The time period of the planet is proportional to:

A)

\[{{r}_{1}}^{2/5}\]

B)

\[{{({{r}_{1}}+{{r}_{2}})}^{3/2}}\]

C)

\[{{({{r}_{1}}-{{r}_{2}})}^{3/2}}\]

D)

\[{{r}_{1}}^{3/2}\]

View Answer
32) Let W be the work done, when a bubble of volume Vis formed from a given solution. How much work is required to be done to form a bubble of volume 2V?

A)

\[{{4}^{1/3}}W\]

B)

\[{{2}^{1/3}}W\]

C)

2W

D)

W

View Answer
33) Two springs of spring constant 1500 N/m and 3000 N/m respectively are stretched with the same force. They will have the potential energies in the ratio of:

A)

1 : 2

B)

1 : 4

C)

4 : 1

D)

2 : 1

View Answer
34) The maximum energy in the thermal radiation from a heat source occurs at a wavelength of \[11\times {{10}^{-5}}cm.\] According to Wien's displacement law, the temperature of this source will be n times the temperature of another source for which the wavelength at maximum energy is \[55\times {{10}^{-5}}\] cm. Then the value of n is :

A)

1

B)

1

C)

2

D)

4

View Answer
35) Intensity of X-rays depends upon the number of:

A)

positrons

B)

neutrons

C)

protons

D)

electrons

View Answer
36) At \[{{27}^{0}}C\] temperature the kinetic energy of an ideal gas is E1. If the temperature is increased to 327°C then the kinetic energy will be :

A)

\[\frac{{{E}_{1}}}{\sqrt{2}}\]

B)

\[\sqrt{2}{{E}_{1}}\]

C)

\[2{{E}_{1}}\]

D)

\[\frac{{{E}_{1}}}{2}\]

View Answer
37) The planet which is called twin of earth is :

A)

pluto

B)

mars

C)

mercury

D)

venus

View Answer
38) A 5.5 m length of string has a mass of 0.035 kg. If the tension in the string is 77 N. then the speed of a wave on the string will be :

A)

102 m/s

B)

77 m/s

C)

110 m/s

D)

150 m/s

View Answer
39) When we touch the terminals of a high voltage capacitor, even after a high voltage has been cut-off, then the capacitor has the tendency to:

A)

affect dangerously

B)

discharge energy

C)

restore energy

D)

both and

View Answer
40) In the nuclear reaction, there is a conservation of:

A)

momentum

B)

mass

C)

energy

D)

all of these

View Answer
41) The capacitors of capacitance 4\[\mu F\] and 6\[\mu F\] are connected in series. A potential difference of 500V is applied to the outer plates of two capacitor system. Then the charge on each plate of each capacitor is numerically:

A)

6000 \[\mu C\]

B)

1200\[\mu C\]

C)

12000\[\mu C\]

D)

6000\[\mu C\]

View Answer
42) A 2\[\Omega \] resistor is connected in series with R\[\Omega \] resistor. This combination is connected across a cell. When the potential difference across 2\[\Omega \] resistor is balanced on potentiometer wire, null point is obtained at a length of 300 cm. When the same procedure is repealed for R\[\Omega \] resistor, null point is obtained at the length of 350cm, value of R is ;

A)

5\[\Omega \]

B)

3.33\[\Omega \]

C)

4.6\[\Omega \]

D)

2.33\[\Omega \]

View Answer
43) The objective with large aperture are used in telescope for;

A)

ease of manufacture

B)

reducing lens aberration

C)

greater resolution limit

D)

bright image

View Answer
44) The energy of an X-ray photon is 2 keV, then the frequency (in per sec) is :

A)

\[3.2\times {{10}^{-6}}\]

B)

\[5\times {{10}^{17}}\]

C)

\[2\times {{10}^{17}}\]

D)

\[2\times {{10}^{18}}\]

View Answer
45) Light from a denser medium \[I\] goes to a rarer medium \[II\]. When angle of incidence is \[\theta \], the reflected and refracted rays are perpendicular to each other. The critical angle is :

A)

\[{{\sin }^{-1}}(\cos \theta )\]

B)

\[{{\sin }^{-1}}(\cot \theta )\]

C)

\[{{\sin }^{-1}}(\tan \theta )\]

D)

\[{{\sin }^{-1}}(1)\]

View Answer
46) The dispersive powers of the materials of the two lenses are in the ratio 3 : 4. If the achromatic combination of these two lenses is of focal length 60 cm. then the focal lengths of the component lenses are :

A)

+15 cm and - 20 cm

B)

- 15 cm and -20 cm

C)

+20 cm and -25 cm

D)

-20 cm and +25 cm

View Answer
47) A cyclotron is operating at a frequency of \[12\times {{10}^{6}}Hz.\]Mass of deuteron is \[3.3\times {{10}^{27}}kg\]and charge on deuteron is \[1.6\times 10'19\text{ }C.\] To accelerate deuterons the magnetic induction of the necessary magnetic field is :

A)

0.016 T

B)

0.16 T

C)

16 T

D)

1.6T

View Answer
48) The total energy of electron is 3.555 MeV. If its potential energy is zero, then its kinetic energy is :

A)

3.555 MeV

B)

3.5 MeV

C)

3.545 MeV

D)

3.045 MeV

View Answer
49) The de-Broglie wavelength of an electron of energy 600 eV is :

A)

4 A

B)

20 A

C)

10 A

D)

0.5 A

View Answer
50) In a n-p-n transistor circuit the collector current is 9 mA. If 90% of the electrons emitted reach the collector, then the emitter current is :

A)

8.1mA

B)

8 mA

C)

10mA

D)

9mA

View Answer
51) One mole of an ideal gas is allowed to expand reversibly   and   adiabatically   from   a temperature of \[\text{27}{{\,}^{\text{o}}}\text{C}\] The work done is 3 kJ. The final temperature of the gas is equal to \[[{{C}_{v}}=20K{{J}^{-1}}]:\]

A)

75 K

B)

150 K

C)

225 K

D)

300 K

View Answer
52) The alcohol manufactured from water gas is :

A)

ethanol

B)

methanol

C)

isobutanol

D)

butanol

View Answer
53) A compound has C = 40%, H = 13.33% and N = 46.67%. The empirical formula is:

A)

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

B)

\[{{C}_{2}}{{H}_{5}}N\]

C)

\[C{{H}_{2}}N\]

D)

\[C{{H}_{4}}{{N}_{2}}\]

View Answer
54) Which of the following is not polyamide?

A)

Nylon 6

B)

Glyptal

C)

Protein

D)

Nylon-66

View Answer
55) The sulphide ore of copper is concentrated by:

A)

chemical method

B)

froth floatation method

C)

magnetic method

D)

none of the above

View Answer
56) Le-Chatelier's principle is applicable to :

A)

heterogeneous reaction

B)

homogeneous reaction

C)

irreversible reaction

D)

system in equilibrium

View Answer
57) Ammonia and sodium hypochlorite reacts to produce :

A)

\[N{{H}_{2}}OH\]

B)

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

C)

\[{{N}_{2}}\]

D)

NO

View Answer
58) Physical adsorption is inversely proportional to :

A)

temperature

B)

volume

C)

concentration

D)

all of these

View Answer
59) One gram of oxygen at NTP occupies the volume :

A)

0.7 L

B)

4.8 L

C)

1.4 L

D)

1.2 L

View Answer
60) Bauxite is concentrated by :

A)

chemical method

B)

froth floatation process

C)

magnetic method

D)

none of the above

View Answer
61) \[{{P}_{2}}{{O}_{5}}\]is an anhydride of:

A)

\[HP{{O}_{3}}\]

B)

\[{{H}_{3}}P{{O}_{4}}\]

C)

\[{{H}_{3}}P{{O}_{3}}\]

D)

\[{{H}_{2}}{{P}_{2}}{{O}_{7}}\]

View Answer
62) Internal energy does not include :

A)

nuclear energy

B)

vibrational energy

C)

rotational energy

D)

energy due to gravitational pull

View Answer
63) Which is the colligative property?

A)

Surface tension

B)

Osmotic pressure

C)

Viscosity

D)

Refractive index

View Answer
64) The number of unpaired electrons in \[1{{s}^{2}},2{{s}^{2}}2{{p}^{3}}\]is:

A)

1

B)

2

C)

3

D)

4

View Answer
65) Normality of \[\text{0}\text{.3 M }{{\text{H}}_{\text{3}}}\text{P}{{\text{O}}_{\text{4}}}\]solution is :

A)

0.3 N

B)

0.4 N

C)

0.6N

D)

0.9 N

View Answer
66) Oleum is a mixture of:

A)

\[{{H}_{2}}S{{O}_{4}}+S{{O}_{2}}\]

B)

\[{{H}_{2}}S{{O}_{4}}+S{{O}_{3}}\]

C)

\[{{H}_{2}}{{S}_{2}}{{O}_{3}}+S{{O}_{3}}\]

D)

\[{{H}_{2}}{{S}_{2}}{{O}_{3}}+S{{O}_{2}}\]

View Answer
67) When primary amine is heated with \[C{{S}_{2}}\] in presence of excess of mercuric chloride, it produce isothiocyanate. This reaction is known as :

A)

Hofmann bromamide reaction

B)

Carbylamine reaction

C)

Hofmann mustard oil reaction

D)

Hinsberg's reaction

View Answer
68) The law of equilibrium was first of all given by:

A)

Boyle

B)

Guldberg

C)

Waage

D)

both (b) and (c)

View Answer
69) Which of the following shows electrical conduction?

A)

Diamond

B)

Na

C)

P

D)

CI

View Answer
70) On heating one end of a piece of metal, the other end becomes hot because of:

A)

mobility of atoms in the metal

B)

resistance of the metal

C)

minor purturbation in the energy of the metal

D)

energised electrons moving to the other end

View Answer
71) Nessler's reagent is used for the test of:

A)

\[C{{O}_{3}}\]

B)

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

C)

\[NH_{4}^{+}\]

D)

\[S{{O}_{4}}\]

View Answer
72) Benzene on oxidation with \[{{V}_{2}}{{O}_{5}}\]produce :

A)

toluene

B)

benzaldehyde

C)

benzoic acid

D)

maleic anhydride

View Answer
73) The most abundant metal in the earth's crust is :

A)

Al

B)

Na

C)

Ca

D)

Fe

View Answer
74) During electrolysis the species migrate to cathode are :

A)

cation

B)

anion

C)

both (a) and (b)

D)

none of these

View Answer
75) The number of \[\sigma \] and \[\pi \]bonds present in l-buten-3-yne are:

A)

\[6\sigma \]and \[4\pi \]

B)

\[6\sigma \]and \[6\pi \]

C)

\[7\sigma \]and \[5\pi \]

D)

\[7\sigma \]and \[3\pi \]

View Answer
76) A solution of pH 2 has higher acidity than a solution of pH 6 is :

A)

100

B)

1000

C)

10000

D)

100000

View Answer
77) The most stable carbonium ion is :

A)

\[{{C}_{6}}{{H}_{5}}\overset{+}{\mathop{C}}\,{{H}_{2}}\]

B)

\[{{(C{{H}_{3}})}_{3}}\overset{+}{\mathop{C}}\,\]

C)

\[\overset{+}{\mathop{{{C}_{2}}}}\,{{H}_{5}}\]

D)

\[{{({{C}_{6}}{{H}_{5}})}_{3}}\overset{+}{\mathop{C}}\,\]

View Answer
78) Dehydration of alcohol is an example of :

A)

redox reaction

B)

elimination reaction

C)

substitution reaction

D)

addition reaction

View Answer
79) Total number of electrons in all the p-orbitals of bromine will be :

A)

7

B)

9

C)

15

D)

17

View Answer
80) Duralumin is an alloy of:

A)

Al and Cu

B)

Mg and Cu

C)

Al and Mg

D)

Al, Mg, Mn and Cu

View Answer
81) The metal that does not displace hydrogen from an acid is :

A)

Al

B)

Ca

C)

Zn

D)

Hg

View Answer
82) The number of moles of oxygen obtained by the electrolytic decomposition of 90 g water is:

A)

2.5

B)

5

C)

7.5

D)

10

View Answer
83) A closed container contains equal number of oxygen and hydrogen molecules at a total pressure of 740 mm. If oxygen is removed from the system then pressure will:

A)

become double of 740 mm

B)

become half of 740 mm

C)

become 1/9 of 740 mm

D)

remains unchanged

View Answer
84) The most acidic oxide is :

A)

\[MgO\]

B)

\[CaO\]

C)

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

D)

\[A{{l}_{2}}{{O}_{3}}\]

View Answer
85) Flux is used to remove:

A)

silica

B)

metal oxide

C)

silica and metal oxide

D)

impurities from ore

View Answer
86) The first law of thermodynamics is represented by the equation :

A)

\[\Delta E=Q-W\]

B)

\[\Delta E=Q+W\]

C)

\[W=Q+\Delta E\]

D)

\[Q=W+\Delta E\]

View Answer
87) lonization constant of acetic acid is \[1.8\times {{10}^{-5}}.\] The concentration of \[{{H}^{+}}\] ions in 0.1 M solution is ;

A)

\[1.8\times {{10}^{-3}}M\]

B)

\[1.8\times {{10}^{-5}}M\]

C)

\[1.3\times {{10}^{-3}}M\]

D)

\[1.34\times {{10}^{-3}}M\]

View Answer
88) Epsom salt is :

A)

\[BaS{{O}_{4}}.2{{H}_{2}}O\]

B)

\[CaS{{O}_{4}}.{{H}_{2}}0\]

C)

\[MgS{{O}_{4}}-2{{H}_{2}}O\]

D)

\[MgS{{O}_{4}}.7{{H}_{2}}O\]

View Answer
89) Paracetamol is an:

A)

analgesic

B)

antimalarial

C)

antipyretic

D)

both (a) and (c)

View Answer
90) Acetone and acetaldehyde can be identified by:

A)

molisch test

B)

bromoform test

C)

Schiffstest

D)

iodoform test

View Answer
91) Difference in \[_{17}C{{l}^{35}}\] and \[_{17}C{{l}^{37}}\]is of:

A)

atomic number

B)

number of neutron

C)

number of electron

D)

number of proton

View Answer
92) The enthalpy of combustion of \[{{C}_{6}}{{H}_{6}}\]is \[-3250\,kJ\]when 0.39g of \[{{C}_{6}}{{H}_{6}}\]is burnt in excess of oxygen in an open vessel, the amount of heat evolved is:

A)

8.32 kJ

B)

12.36 kJ

C)

16.25 kJ

D)

20.74 kJ

View Answer
93) \[{{C}_{6}}{{H}_{6}}C{{l}_{6}}\]on treatment with KOH produce :

A)

\[{{C}_{6}}{{H}_{6}}\]

B)

\[{{C}_{6}}{{H}_{6}}C{{l}_{4}}\]

C)

\[{{C}_{6}}{{H}_{3}}C{{l}_{3}}\]

D)

\[{{C}_{6}}{{H}_{6}}OH\]

View Answer
94) The movement of colloidal particles towards oppositely charged electrodes on passing electricity is known as:

A)

Brownian movement

B)

cataphoresis

C)

Tyndall effect

D)

none of the above

View Answer
95) \[{{H}_{2}}+C{{l}_{2}}\xrightarrow{{}}2HCl,\Delta H=-194\,kJ\]In the above reaction the heat of formation of \[HCl\]is:

A)

+ 97 kJ

B)

- 97 kJ

C)

+ 107 kJ

D)

- 107 kJ

View Answer
96) The common oxidation state of the elements of lanthanide series is :

A)

+1

B)

+3

C)

+4

D)

+6

View Answer
97) The pH of pure water at \[80{{\,}^{o}}C\]will be :

A)

=7

B)

<7

C)

> 7

D)

none of these

View Answer
98) Producer gas is a mixture of:

A)

\[CO+{{H}_{2}}\]

B)

\[CO+{{N}_{2}}\]

C)

\[{{H}_{2}}+{{N}_{2}}\]

D)

\[CO+C{{O}_{2}}\]

View Answer
99) The main component of green oil fraction of coal tar is:

A)

benzene

B)

phenol

C)

naphthalene

D)

pyrrole

View Answer
100) The compound used as anti-freeze is:

A)

methanol

B)

ethanol

C)

propanol

D)

glycerol

View Answer
101) Plants require one of these for the formation of ATP :

A)

                \[N,Ca\]

B)

                \[N,P\]

C)

                \[N,Cu\]

D)

                \[K\]

View Answer
102) The amount of energy required in calorics for the formation of energy rich bond between phosphorus and ADP molecules in DNA is :

A)

                \[250\,cal\]

B)

                \[7600\,cal\]

C)

                \[12060\,cal\]

D)

                \[20000\,cal\]

View Answer
103) Simplest amino acid is :

A)

                glycine

B)

                proline

C)

                tryp Tophan

D)

                leucine

View Answer
104) The tusks of elephant are modified :

A)

                incisors

B)

                molars

C)

                premolars

D)

                canines

View Answer
105) Fasciola hepatica is usually found in :

A)

                spleen of sheep

B)

                liver of sheep

C)

                blood of sheep

D)

                stomach of sheep

View Answer
106) ?Ephyra? is the stage in the life cycle of:

A)

                Physalia

B)

                Obelia

C)

                Aurelia

D)

                Sea anemone

View Answer
107) 'Axenic culture' is :

A)

culture of tissue

B)

growing of shrubs

C)

growing of tall trees

D)

culture of tissue free from contamination

View Answer
108) The dihybrid ratio in F2-generation is :

A)

                1 : 1 : 1 : 1

B)

                2 : 1 : 2

C)

                3 : 1

D)

                9 : 3 : 3 : 1

View Answer
109) Which of the following induces and promotes cell division?

A)

                ABA

B)

                Auxin

C)

                Cytokinin

D)

                Gibberellin

View Answer
110) Which of the following cell is totipotent ?

A)

                Meristem

B)

                Sieve tube

C)

                Cork

D)

                Xylem vessels

View Answer
111) Which of the following causes "Green house effect"?

A)

Oxygen and hydrogen

B)

Carbon dioxide and nitrogen

C)

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

D)

Nitrogen and sulphur dioxide

View Answer
112) Which type of relationship between two organisms represents commensalism?

A)

                No one is harmed

B)

                Both the partners are harmed

C)

                One partner is benefited whether another suffer

D)

                One partner is benefited and other remains unharmed

View Answer
113) Which of the following is the phosphorylating unit?

A)

                Oxysome

B)

                Mesosome

C)

                Peroxisome

D)

                Mitochondria

View Answer
114) LSD is obtained from :

A)

                alga

B)

                virus

C)

                fungus

D)

                bacteria

View Answer
115) Number of lenses present in compound microscope is:

A)

                one

B)

                two

C)

                three

D)

                four

View Answer
116) Ornithine cycle removes two waste products from the blood in liver. These are :

A)

                carbon dioxide and urea

B)

                ammonia and urea

C)

                carbon dioxide and ammonia

D)

                ammonia and uric acid

View Answer
117) A couple has 6 children, 5 are girls and 1 is boy. The percentage of having a girl on next time is :

A)

                10%

B)

                20%

C)

                50%

D)

                100%

View Answer
118) Cristae help in :

A)

                respiration

B)

                transpiration

C)

                photosynthesis

D)

                photo-oxidation

View Answer
119) RNA retroviruses have a special enzyme that:

A)

                translates host DNA

B)

                disintegrates host DNA

C)

                polymerizes host DNA

D)

                transcribe viral RNA to c-DNA

View Answer
120) The number of floating ribs, in the human body, is

A)

                6 pairs

B)

                5 pairs

C)

                3 pairs

D)

                2 pairs

View Answer
121) The 3rd, 6th and 11th cranial nerves are :

A)

                optic, facial and spinal nerves

B)

                occulomotor, trigeminal and spinal

C)

                trichlear, abduscens and vagus

D)

                occulomotor, abduscens and spinal

View Answer
122) Which of the following is both exocrine and endocrine gland?

A)

                Liver

B)

                Pancreas

C)

                Thyroid

D)

                Adrenal

View Answer
123) Which of the following cells is phagocytic in nature?

A)

                Mast cell

B)

                Podocytes

C)

                Macrophages

D)

                Fibroblast cells

View Answer
124) What will be the direction of movement of water, when a solution -A having water potential of-9 bars and another solution B-4 bars is separated by a semipermeable membrane :

A)

                B to A

B)

                A to B

C)

                both directions

D)

                none of these

View Answer
125) In bryophytes :

A)

                both generations are independent

B)

                sporophytes complete their life cycle

C)

                sporophytes depend upon gametophytes

D)

                sporopytes do not depend upon gametophytes

View Answer
126) Laminaria (kelp) and Fucus (rock weed) are examples of:

A)

                red algae

B)

                brown algae

C)

                green algae

D)

                golden brown algae

View Answer
127) When the procedure of bacterial staining is carried out, the Gram negative bacteria stains:

A)

                red

B)

                green

C)

                purple

D)

                black

View Answer
128) Phylogenetic classification is one which is based on :

A)

                habits of plants

B)

                utilitarian system

C)

                over all similarities

D)

                common evolutionary descent

View Answer
129) 'Basket Star' belongs to class :

A)

Echinoidea

B)

Asteroidea

C)

Crinoidea

D)

Ophiuroidea

View Answer
130) Which of the following have eye structure nearest to that of vertebrates?

A)

Insecta

B)

Polychaeta

C)

Cephalopoda

D)

Crustacea

View Answer
131) Most important use of Pheretimaposthuma is :

A)

to catch fish

B)

to make dish

C)

to make saline

D)

to make soil porous and fertile

View Answer
132) Myoglobin is persent in :

A)

all muscle fibres

B)

white muscle fibres only

C)

red muscle fibres only

D)

both (b) and (c)

View Answer
133) 80% of the cell has :

A)

minerals

B)

water

C)

protein

D)

carbohydrates

View Answer
134) Excretion in cockroach takes place by :

A)

parotid gland

B)

nephridium

C)

coxal glands

D)

malpighian tubules

View Answer
135) The blood vessel which brings oxygenated blood from lungs towards the heart of frog is :

A)

precaval

B)

post caval

C)

pulmonary vein

D)

pulmonary artery

View Answer
136) Pneumatic bone is found in :

A)

pigeon

B)

whale

C)

shark

D)

frog

View Answer
137) Which of the following is required for erythrocyte formation?

A)

\[\text{Vitamin}-\text{K}\]

B)

\[\text{Vitamin}-\text{B}\]

C)

\[\text{Vitamin}-\text{D}\]

D)

\[\text{Vitamin}-{{\text{B}}_{\text{12}}}\]

View Answer
138) Which of the following is absent in the primary and secondary structure of stem of Pinus?

A)

Sieve tubes

B)

Mucilage duct

C)

                Companion cells

D)

                Phloem parenchyma

View Answer
139) Sucking root are present in :

A)

Tubisoire

B)

Betel

C)

Cuscuta

D)

Orchids

View Answer
140) Which of the following is a saprophytic angiosperm?

A)

Agaricus

B)

Cuscuta

C)

Neottia

D)

Eucalyptus

View Answer
141) The American aquatic weed, which had become a trouble in India, is :

A)

Dolicus

B)

Hibiscus

C)

Eichhornia

D)

Trapabispinosa

View Answer
142) An ecosystem has which of the following two components?

A)

Frogs and men

B)

Weeds and trees

C)

Biotic and abiotic

D)

Plants and animals

View Answer
143) Reproduction in Parameium is controlled by:

A)

flagella

B)

cell wall

C)

micro-nucleus

D)

macro-nucleus

View Answer
144) Removal of seed coat in dormant seeds, by mechanical method is called :

A)

separation

B)

vernalization

C)

emasculation

D)

scarification

View Answer
145) Theory of spontaneous generation was first refuted experimentally :

A)

Spallanzani

B)

Von Helmont

C)

Redi

D)

Pasteur

View Answer
146) Which of the following is not performed by root hairs?

A)

Water uptake

B)

Oxygen uptake

C)

Mineral uptake

D)

\[C{{O}_{2}}\] uptake

View Answer
147) Cystolith is a deposition of:

A)

calcium carbonate

B)

tannin

C)

calcium oxalate

D)

all of the above

View Answer
148) Which one of the following oils is produced by Linumusitatissimum in India?

A)

Linseed oil

B)

Sunflower oil

C)

Groundnut oil

D)

Palm oil

View Answer
149) Which of the following initiates transcription of m-RNA on particular DNA template?

A)

t-RNA

B)

Sigma factor

C)

Core enzyme

D)

None of these

View Answer
150) A plant completing its life cycle before the onset of dry condition is said to be :

A)

short day plant

B)

long day plant

C)

drought escaping

D)

all of the above

View Answer
151) The National Song ?Vandae Mataram? was first published in :

A)

Vinay Patrika

B)

Nandani

C)

Anand Math

D)

Gitanjali

View Answer
152) First speaker of LokSabha was :

A)

Sardar Hukum Singh

B)

G.V. Mavlankar

C)

Neelam Sanjeeva Reddy

D)

Bali Ram Bhagat

View Answer
153) First Indian Governer General was :

A)

Y.C. Grace

B)

C. Rajgopalachari

C)

Marget Thatcher

D)

Lord Bantik

View Answer
154) Green colour of plants is due to :

A)

xanthophyll

B)

chlorophyll

C)

phycocyanin

D)

phycobialin

View Answer
155) Which one of the following is an opiate narcotic?

A)

LSD

B)

Morphine

C)

Barbiturates

D)

Amphetamines

View Answer
156) Sarkaria commission was formed to find the relation between :

A)

centre and union territories

B)

one state to other state

C)

state and centre

D)

state and union territories

View Answer
157) ?Communist Manifesto? is written by :

A)

Leo Tolostoy

B)

Karl Marx

C)

Karl Hooper

D)

G.B. Shaw

View Answer
158) Rathyatra is a major festival of hindu temple, which is located at :

A)

Varanasi

B)

Allahabad

C)

Puri

D)

Dwaraka

View Answer
159) The first state in India, to implement Panchayati Raj :

A)

Rajasthan

B)

Gujarat

C)

Uttar Pradesh

D)

Kerala

View Answer
160) Currency of ?Germany? is :

A)

Dollar

B)

Franc

C)

Lira

D)

Euro

View Answer
161) Theory of relativity was given by :

A)

Pascal

B)

Newton

C)

Dalton

D)

Einstein

View Answer
162) If ZUBIN is coded as ATCHO, then MEHTA will be coded as :

A)

NDISB

B)

NDHSI

C)

NDGSB

D)

NDIUB

View Answer
163) ADHM : ZWSN : : CFJO : ?

A)

YURM

B)

WTPK

C)

XUQL

D)

ZXVT

View Answer
164) Among five boys, Vasant is taller than    Manohar, but not as tall as Raju. Jayant istaller than Dutta, but shorter than Manohar. Who is the tallest in the                group?

A)

Raju

B)

Manohar

C)

Vasant

D)

Jayant

View Answer
165) Foot is related to shoe, in the same way Neck is related to :

A)

necklace

B)

cut

C)

beauty

D)

ornament

View Answer
166) Tea : Leaves : : Coffee :

A)

Plant

B)

Seeds

C)

Beverage

D)

Stimulant

View Answer
167) Engineer : Machine :: Doctor :

A)

Disease

B)

Medicine

C)

Hospital

D)

None of these

View Answer
168) Q's mother is the sister of R and daughter of S, N is the daughter of R and sister of M. How M is related to S?

A)

Son

B)

Brother

C)

Daughter's son

D)

Data inadequate

View Answer
169) Introducing a man, a woman said, ?He is the only son of my mother's mother?. How is   the woman related to man?

A)

Mother

B)

Cousin

C)

Niece

D)

None of these

View Answer
170) In a certain code INSTITUTION is written as NOITUTITSNI. How PERFECTION is written:

A)

NOICTEFREP

B)

NOITCEFRPE

C)

NOITCEFPER

D)

NOITCEFREP

View Answer
171) Find this missing number in the series. 1, 2, 3, 5, 7..................

A)

9

B)

8

C)

10

D)

13

View Answer
172) Find this missing number in the series. 4, 7, 11, 18, 29, 47............. 123, 199.

A)

76

B)

70

C)

84

D)

102

View Answer
173) Find out the wrong number in each case. 49, 56, 64, 71, 81, 90, 100, 110:

A)

56

B)

64

C)

71

D)

81

View Answer
174) Find out the wrong number in each case. 5, 8, 10, 12, 15, 18, 20, 23:

A)

8

B)

12

C)

15

D)

18

View Answer
175) if Z= 26, NET = 39, then NUT = ?

A)

55

B)

53

C)

56

D)

50

View Answer
176) War is the negation of truth means:

A)

wars are evil

B)

wars do not exist

C)

war kills human beings

D)

wars spread and advertise falsehood

View Answer
177) The world s declared love of humanity is :

A)

not to be taken seriously

B)

non existent

C)

false

D)

true

View Answer
178) According to the author the achievements of the world are not impressive because :

A)

there is nothing much to boast of

B)

the world hasn't made any achievement

C)

they are mostly in the field of violence

D)

its love of humanity is a pretence

View Answer
179) Hatreds and aversions are unwholesome as they are :

A)

dangerous

B)

harmful

C)

narrow

D)

barriers in seeing truth

View Answer
180) Man should be guided by :

A)

materialism

B)

practical wisdom

C)

generous human feelings

D)

scientific discoveries

View Answer
181) Hoard :

A)

Destroy

B)

Hide

C)

Divide

D)

Store

View Answer
182) Moot :

A)

Obsequious

B)

Invisible

C)

Unexpected

D)

Controversial

View Answer
183) Graphic :

A)

Pictorial

B)

Squarish

C)

  Mathematical

D)

Geometrical

View Answer
184) Eradicate :

A)

Eliminate

B)

Dedicate

C)

Indicate

D)

Complicate

View Answer
185) Mere :

A)

Alone

B)

Only

C)

  Some

D)

Complete

View Answer
186) In the following sentences, choose the most appropriate preposition. Students are laughing..............monkeys.

A)

at

B)

in

C)

for

D)

of

View Answer
187) In the following sentences, choose the most appropriate preposition. Rajesh was the class monitor..............IX to X.

A)

between

B)

to

C)

in

D)

from

View Answer
188) In the following sentences, choose the most appropriate preposition. The valley was...............the hill.

A)

between

B)

under

C)

along

D)

below

View Answer
189) In the following sentences, choose the most appropriate preposition. Navnit is better in study.............his friend.

A)

from

B)

along with

C)

than

D)

with

View Answer
190) In the following sentences, choose the most appropriate preposition. Ashish jumped...............the well.

A)

onto

B)

into

C)

in

D)

down

View Answer
191) Choose the correct synonyms. Stand by :

A)

Support

B)

Attacked

C)

Interrupted

D)

Started

View Answer
192) Choose the correct synonyms. Sets in :

A)

Attacked by

B)

Removed

C)

Reserved

D)

Begins

View Answer
193) Choose the correct synonyms. Set free :

A)

Disparages

B)

Rubbish

C)

Released

D)

Enfeebled

View Answer
194) Choose the correct synonyms. The backbone of the team :

A)

Before doing something

B)

On whom one can rely

C)

To be selfish

D)

To divulge a secret

View Answer
195) Choose the correct synonyms. Run across :

A)

Incited him to

B)

Meet by chance

C)

Pretended to be

D)

Strange person

View Answer
196) 1 : The next stop L : lying in the centre M : of a day N : was a port O : that our ship halted at 6 : in South Wales.

A)

LMNO

B)

ONML

C)

ONLM

D)

NOML

View Answer
197) 1 : Many people L : that the government can always pay out money quite easily M : that the government can only pay out N : seem to think O : but they forget 6 : that it has received in taxes.

A)

NLOM

B)

LNMO

C)

OMNL

D)

MNLO

View Answer
198) 1 : Above all L : in the present age of light reading M : it is well if something heavier is cast now and then N : of reading hastily and thoughtless O : that is 6 : into he midst of the reading public.

A)

LNMO

B)

MONL

C)

LONM

D)

LMNO

View Answer
199) 1 : Though the exact dimensions L : involved in the rocket M : and the precise amount N : it is clear that such an operation O : are yet to be ascertained, 6 : could not have been possible without the connivance of officials of various levels,

A)

LONM

B)

MLON

C)

NMLO

D)

OLNM

View Answer
200) 1 : In spite of repeated attempts L : in the dictionary M : and finally had to ask his teacher N : he could not locate O : the strange-looking word 6 : What it meant ?

A)

NOLM

B)

MNOL

C)

LMNO

D)

OLMN

View Answer

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