Solved papers for AIIMS AIIMS Solved Paper-2014

AIIMS Solved Paper-2014 Total Questions - 180

1) A closely wound solenoid of 2000 turns and area of cross-section \[1.5\times {{10}^{-4}}{{m}^{2}}\] carries a current of 2.0 A. It is suspended through its centre and perpendicular to its length, allowing it to turn in a horizontal plane in a uniform magnetic field \[5\times {{10}^{-2}}{{m}^{2}}\] T, making an angle of\[30{}^\circ \] with the axis of the solenoid. The torque on the solenoid will he

A)

\[\text{3}\times \text{1}{{0}^{-\text{3}}}\text{ N}-\text{m}\]

B)

\[1.5\times {{10}^{-3}}N-m\]

C)

\[1.5\times {{10}^{-2}}N-m\]

D)

\[3\times {{10}^{-2}}N-m\]

View Answer
2) A freshly prepared radioactive source of half-life 2 h emits radiation of intensity which is 64 times the permissible safe level. Calculate, the minimum time after which it would be possible to work safely with this source.

A)

12h

B)

24 h

C)

6 h

D)

130 h

View Answer
3) A ball is droped from a high rise platform\[t=0\] starting from rest. After 6 s another ball is thrown downwards from the same platform with a speed u The two balls meet at \[t=18s\]s. What is the value of u?

A)

74 m/s

B)

64 m/s

C)

84 m/s

D)

94 m/s

View Answer
4) The thermo emf E (in volts) of a certain thermocouple is found to vary with Q (in C) according to equation (\[E=20Q-\frac{{{Q}^{2}}}{20}\], where\[Q\]is temperature of the hot function, the cold function being kept at\[0{}^\circ C\]. Then, the neutral temperature of the thermocouple is

A)

\[300{}^\circ C\]

B)

\[400{}^\circ C\]

C)

\[100{}^\circ C\]

D)

\[200{}^\circ C\]

View Answer
5) The maximum vertical distance through which a full dressed astronaut can jump on the earth is 0.5m. Estimate the maximum vertical distance through which he can jump on the moon, which has a mean density 2/3 rd that of the earth and radius one quarter that of the earth.

A)

1.5 m

B)

3 m

C)

6m

D)

7.5 m

View Answer
6) As shown in figure a simple harmonic motion oscillator having identical four springs has time period

A)

\[T=2\pi \sqrt{\frac{m}{4k}}\]

B)

\[T=2\pi \sqrt{\frac{m}{2k}}\]

C)

\[T=2\pi \sqrt{\frac{m}{k}}\]

D)

\[T=2\pi \sqrt{\frac{m}{8k}}\]

View Answer
7) If there were a reduction in gravitational effect, which of the following forces do you think would change in some respect?

A)

Magnetic force

B)

Electrostatic force

C)

Viscous force

D)

Archimede's uplift

View Answer
8) Two batteries of emf 4 V and 8 V with internal resistance \[1\Omega \]and \[2\Omega \] respectively are connected to an external resistance \[R=9\Omega \] as shown in figure. The current in circuit and the potential difference between P and Q respectively will be

A)

\[\frac{1}{2}A,9V\]

B)

\[\frac{1}{12}A,12V\]

C)

\[\frac{1}{3}A,3V\]

D)

\[\frac{1}{6}A,4V\]

View Answer
9) The correct graph respectively the relation between energy (E) of photoelectrons and frequency v of incident light is

A)

B)

C)

D)

View Answer
10) A body at a temperature of\[728{}^\circ C\]and has surface area\[5\text{ }c{{m}^{2}}\]radiates 300 J of energy each minute. The emissivity is (Given Boltzmann constant\[=\text{5}.\text{67}\times \text{1}{{\text{0}}^{-\text{8}}}\text{W}{{\text{m}}^{\text{2}}}{{\text{K}}^{\text{4}}})\]

A)

\[e=0.18\]

B)

\[e=0.02\]

C)

\[e=0.2\]

D)

\[e=0.15\]

View Answer
11) Considering normal incidence of ray, the equivalent refractive index of combination of two slabs shown in figure is

\[\mu =4/3\]

\[\mu =3/2\]

A)

1.8

B)

1.43

C)

2

D)

None of the above

View Answer
12) Three particles having charges in the ratio of 2.3:5 produce the same point on the photographic film in Thomson experiment Their masses are in the ratio of

A)

\[2:3:5\]

B)

\[5:3:2\]

C)

\[15:10:6\]

D)

\[3:5:2\]

View Answer
13) What will be ratio of speed in first two seconds to the speed in next 4s?

A)

\[\sqrt{2}:1\]

B)

\[3:1\]

C)

\[2:1\]

D)

\[1:2\]

View Answer
14) A black body emits heat at the rate of 20 W When its temperature is\[727{}^\circ C\]. Another black body emits heat at the rate of 15W, when its temperature is\[227{}^\circ C\]. Compare the area of the surface of the two bodies, if the surrounding is at NTP.

A)

\[16:1\]

B)

\[1:4\]

C)

\[12:1\]

D)

\[1:12\]

View Answer
15) The pressure on a square plate is measured by measuring the force on the plate and the length of the sides of the plate by using the formula\[P=\frac{F}{{{l}^{2}}}.\]If the maximum errors in the measurement of force and length are 4% and 2% respectively, then the maximum error in the measurement of pressure is

A)

1%

B)

2%

C)

8%

D)

10%

View Answer
16) The transfer ratio \[\beta \]of a transistor is 50. The input resistance of the transistor, when used in the common emitter mode is\[1k\Omega .\]. The peak value of the collector alternating current for an input peak voltage of 0.01 V is

A)

\[0.25\mu A\]

B)

\[0.01\mu A\]

C)

\[500\mu A\]

D)

\[100\mu A\]

View Answer
17) Four resistance \[\text{1}0\Omega ,\text{5}\Omega ,\text{7}\Omega \] and\[3\Omega \]. Are connected so that they form the side of a rectangle\[AB,BC,CD\]and DA respectively. Another resistance of \[10\Omega \] is connected across the diagonal AC. The equivalent resistance between A and B is

A)

\[2\Omega \]

B)

\[5\Omega \]

C)

\[7\Omega \]

D)

\[10\Omega \]

View Answer
18) The velocity of a particle moving in the\[x-y\] plane is given by \[\frac{dx}{dt}=8\pi \sin 2\pi t\]and \[\frac{dy}{dt}=5\pi \cos 2\pi t\] where,\[t=0,\text{ }x=8\]and\[y=0,\]the path of the particle is

A)

a straight line

B)

an ellipse

C)

a circle

D)

a parabola

View Answer
19) A rod of length L is hinged from one end. It is brought to a horizontal position and released. The angular velocity of the rod, when it is in vertical position is

A)

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

B)

\[\sqrt{\frac{3g}{L}}\]

C)

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

D)

\[\sqrt{\frac{g}{L}}\]

View Answer
20) A weight w is suspended from the mid- point of a rope, whose ends are at the same level. In other to make the rope perfectly horizontal. the force applied to each of its ends must be

A)

less than w

B)

equal to w

C)

equal to 2 w

D)

infinitely large

View Answer
21) A particle moves along a curve of unknown shape but magnitude offeree F is constant and always acts along tangent to the curve. Then,

A)

F may be conservative

B)

F must be conservative

C)

F may be non-conservative

D)

F must be non-conservative

View Answer
22) A block has been placed on an inclined plane with the slope angle \[\theta ,\]block slide down the plane at constant speed. The coefficient of kinetic friction is equal to

A)

\[\sin \theta \]

B)

\[\cos \theta \]

C)

\[g\]

D)

\[\tan \theta \]

View Answer
23) A charge q is located at the centre of a cube. The electric flux through any face is

A)

\[\frac{\pi q}{6(4\pi {{\varepsilon }_{0}})}\]

B)

\[\frac{q}{6(4\pi {{\varepsilon }_{0}})}\]

C)

\[\frac{2\pi q}{6(4\pi {{\varepsilon }_{0}})}\]

D)

\[\frac{4\pi q}{\frac{1}{6}(4\pi {{\varepsilon }_{0}})}\]

View Answer
24) During SHM, a particle has displacement \[x\] form mean position. If acceleration. Kinetic energy and excess potential energy are represented by a K and U respectively, then choose the appropriate graph

A)

B)

C)

D)

View Answer
25) The root mean square velocity of hydrogen molecule at 27°C is \[{{\upsilon }_{H}}\] and that of oxygen at 402°C is \[{{\upsilon }_{0}}\], then

A)

\[{{v}_{0}}>{{v}_{H}}\]

B)

\[4{{v}_{0}}=9{{v}_{H}}\]

C)

\[2{{v}_{0}}=3{{v}_{H}}\]

D)

\[9{{v}_{0}}=134{{v}_{H}}\]

View Answer
26) A charged spherical conductor of radius a and charge g, is surrounded by another charged concentric sphere of radius\[b(b>a)\]. The potential difference between conductors is V. When, the spherical conductor of radius b is discharged completely, then the potential difference between conductor will be

A)

V

B)

\[\frac{{{v}_{a}}}{b}\]

C)

\[\frac{{{q}_{1}}}{4\pi {{\varepsilon }_{0}}a}-\frac{{{q}_{2}}}{4\pi {{\varepsilon }_{0}}b}\]

D)

None of the above

View Answer
27) The current-voltage graph for a device is shown in figure. The resistance is negative in region.

A)

AS

B)

BC

C)

ABC

D)

None of these

View Answer
28) Silver and copper voltmeters are connected in parallel with a battery of emf 12 V. In 30 min 1 g of silver and 1.8 g of copper are liberated. The energy supplied by the battery is

A)

720 J

B)

2.41 J

C)

24.12 J

D)

\[4.34\times {{10}^{4}}\text{J}\]

View Answer
29) At a specific instant emission of radioactive compound is deflected in a magnetic field. The compound can emit

A)

electron

B)

protons

C)

\[H{{e}^{2+}}\]

D)

neutrons

View Answer
30) A magnet is cut in three equal parts by cutting it perpendicular to its length. The time period of original magnet is \[{{T}_{0}}\] in a uniform magnetic field B. Then, the time period of each part in the same magnetic field is

A)

\[\frac{{{T}_{0}}}{2}\]

B)

\[\frac{{{T}_{0}}}{3}\]

C)

\[\frac{{{T}_{0}}}{4}\]

D)

None of these

View Answer
31) A 50 Hz AC current of crest value 1 A flows through the primary of a transformer. If the mutual inductance between the primary and secondary be 0.5 H, the crest voltage induced in the secondary is

A)

75V

B)

150V

C)

100V

D)

None of these

View Answer
32) If the length and area of cross-section of a conductor are doubled, then its resistance will be

A)

unchanged

B)

halved

C)

doubled

D)

quadrupled

View Answer
33) According to Wien's law

A)

\[{{\lambda }_{m}}T=\] constant

B)

\[\frac{{{\lambda }_{m}}}{T}=\]constant

C)

\[{{\lambda }_{m}}\sqrt{T}=\] constant

D)

\[\frac{{{\lambda }_{m}}}{\sqrt{T}}=\]constant

View Answer
34) A source of light lies on the angle bisector of two plane mirrors inclined at angle \[\theta \]. The values of \[\theta \], so that the light reflected from one mirror does not reach the other mirror will be

A)

\[\theta \ge \text{12}0{}^\circ \]

B)

\[\theta \ge \text{9}0{}^\circ \]

C)

\[\theta \le \text{12}0{}^\circ \]

D)

None of the above

View Answer
35) A ruby laser produces radiations of wavelengths, 662.6nm in pulse whose duration are \[\text{1}{{0}^{-\text{9}}}\] s. If the laser produces 0.39 J of energy per pulse, how many photons are produced in each pulse?

A)

\[\text{1}.\text{3}\times \text{1}{{0}^{\text{9}}}\]

B)

\[\text{1}.\text{3}\times \text{1}{{0}^{\text{18}}}\]

C)

\[\text{1}.\text{3}\times \text{1}{{0}^{\text{27}}}\]

D)

\[\text{3}.\text{9}\times \text{1}{{0}^{\text{18}}}\]

View Answer
36) Balmer gives an equation for wavelength of visible radiation of \[{{H}^{-}}\] spectrum as \[\lambda =\frac{k{{n}^{2}}}{{{n}^{2}}-4}\]. The value of k in terms of Rydberg's constant R A is

A)

R

B)

4R

C)

\[\frac{R}{4}\]

D)

\[\frac{4}{R}\]

View Answer
37) In \[{{\mu }_{e}}\]and \[{{\mu }_{h}}\] are electron and hole mobility. E be the applied electric field, the current density \[\tau \] for intristic semiconductor is equal to

A)

\[{{n}_{i}}e({{\mu }_{e}}+{{\mu }_{h}})E\]

B)

\[{{n}_{i}}e({{\mu }_{e}}-{{\mu }_{h}})E\]

C)

\[\frac{{{n}_{i}}e({{\mu }_{e}}-{{\mu }_{h}})}{E}\]

D)

\[\frac{E}{{{n}_{i}}e({{\mu }_{e}}+{{\mu }_{n}})}\]

View Answer
38) The KE of the electron in an orbit of radius r in hydrogen atom is (e = electronic charge)

A)

\[\frac{{{e}^{2}}}{r}\]

B)

\[\frac{{{e}^{2}}}{2r}\]

C)

\[\frac{{{e}^{2}}}{r}\]

D)

\[\frac{{{e}^{2}}}{2{{r}^{2}}}\]

View Answer
39) Three charged particles are collinear and are in equilibrium, then

A)

all the charged particles have the same polarity

B)

the equilibrium is unstable

C)

all the charged particles cannot have the same polarity

D)

Both (b) and (c) are correct

View Answer
40) The capacitive time constant of the RC circuit shown in the figure is

A)

zero

B)

infinity

C)

2s

D)

2us

View Answer
41) Assertion Mass of moving photon varies inversely as the wavelength. Reason Energy of the particle = Mass x (speed of light\[{{)}^{2}}\]. In each of the flowing questions, two statements are given. One is portion and the other is reason. Examine the statement carefully and mark the correct answer according to the instruction given below

A)

If both the assertion and reason are true and reason explains the assertion.

B)

If both the assertion and reason are true but reason does not explain the assertion.

C)

If assertion is true but reason is false.

D)

If assertion is false but reason is true.

View Answer
42) Assertion A hollow metallic closed container maintained at a uniform temperature can act as a source of a black body radiation. Reason All metals act as a black body. In each of the flowing questions, two statements are given. One is portion and the other is reason. Examine the statement carefully and mark the correct answer according to the instruction given below

A)

If both the assertion and reason are true and reason explains the assertion.

B)

If both the assertion and reason are true but reason does not explain the assertion.

C)

If assertion is true but reason is false.

D)

If assertion is false but reason is true.

View Answer
43) Assertion The ratio of inertial mass to gravitational mass is equal to one. Reason The inertial mass and gravitational mass of a body are equivalent. In each of the flowing questions, two statements are given. One is portion and the other is reason. Examine the statement carefully and mark the correct answer according to the instruction given below

A)

If both the assertion and reason are true and reason explains the assertion.

B)

If both the assertion and reason are true but reason does not explain the assertion.

C)

If assertion is true but reason is false.

D)

If assertion is false but reason is true.

View Answer
44) Assertion In a stationary wave, there is no transfer of energy. Reason There is no outward motion of the disturbance from one particle to adjoining particle in a stationary wave. In each of the flowing questions, two statements are given. One is portion and the other is reason. Examine the statement carefully and mark the correct answer according to the instruction given below

A)

If both the assertion and reason are true and reason explains the assertion.

B)

If both the assertion and reason are true but reason does not explain the assertion.

C)

If assertion is true but reason is false.

D)

If assertion is false but reason is true.

View Answer
45) Assertion In photoelectron emission the velocity of electron ejected from near the surface is larger than that coming from interior of metal. Reason The velocity of ejected electron will be zero. In each of the flowing questions, two statements are given. One is portion and the other is reason. Examine the statement carefully and mark the correct answer according to the instruction given below

A)

If both the assertion and reason are true and reason explains the assertion.

B)

If both the assertion and reason are true but reason does not explain the assertion.

C)

If assertion is true but reason is false.

D)

If assertion is false but reason is true.

View Answer
46) Assertion If the ice on the polar caps of the earth melts, then length of day will increase. Reason Moment of inertia of the earth increases, as ice on polar caps melts. In each of the flowing questions, two statements are given. One is portion and the other is reason. Examine the statement carefully and mark the correct answer according to the instruction given below

A)

If both the assertion and reason are true and reason explains the assertion.

B)

If both the assertion and reason are true but reason does not explain the assertion.

C)

If assertion is true but reason is false.

D)

If assertion is false but reason is true.

View Answer
47) Assertion Dielectric polarisation means formation of positive and negative charges inside the dielectric. Reason Free electron are formed in this process. In each of the flowing questions, two statements are given. One is portion and the other is reason. Examine the statement carefully and mark the correct answer according to the instruction given below

A)

If both the assertion and reason are true and reason explains the assertion.

B)

If both the assertion and reason are true but reason does not explain the assertion.

C)

If assertion is true but reason is false.

D)

If assertion is false but reason is true.

View Answer
48) Assertion Static crashes are heard on radio, when lightning flash occurs in the sky. Reason Electromagnetic waves having frequency of radiowave range, interfere with radiowaves. In each of the flowing questions, two statements are given. One is portion and the other is reason. Examine the statement carefully and mark the correct answer according to the instruction given below

A)

If both the assertion and reason are true and reason explains the assertion.

B)

If both the assertion and reason are true but reason does not explain the assertion.

C)

If assertion is true but reason is false.

D)

If assertion is false but reason is true.

View Answer
49) Assertion The satellites equipped with electronic devices are called active satellites. Reason Passive satellite works as active satellite. In each of the flowing questions, two statements are given. One is portion and the other is reason. Examine the statement carefully and mark the correct answer according to the instruction given below

A)

If both the assertion and reason are true and reason explains the assertion.

B)

If both the assertion and reason are true but reason does not explain the assertion.

C)

If assertion is true but reason is false.

D)

If assertion is false but reason is true.

View Answer
50) Assertion In He-Ne laser, population inversion takes place between energy level of neon atoms. Reason Helium atoms have a meta-stable energy level. In each of the flowing questions, two statements are given. One is portion and the other is reason. Examine the statement carefully and mark the correct answer according to the instruction given below

A)

If both the assertion and reason are true and reason explains the assertion.

B)

If both the assertion and reason are true but reason does not explain the assertion.

C)

If assertion is true but reason is false.

D)

If assertion is false but reason is true.

View Answer
51) Assertion A transistor amplifier in common emitter configuration has a low input impedance. Reason The base to emitter region is forward biased. In each of the flowing questions, two statements are given. One is portion and the other is reason. Examine the statement carefully and mark the correct answer according to the instruction given below

A)

If both the assertion and reason are true and reason explains the assertion.

B)

If both the assertion and reason are true but reason does not explain the assertion.

C)

If assertion is true but reason is false.

D)

If assertion is false but reason is true. Input impedance of common emitter configuration is given by

View Answer
52) Assertion Thermodynamic process in nature are irreversible. Reason Dissipative effects -cannot be eliminated.- In each of the flowing questions, two statements are given. One is portion and the other is reason. Examine the statement carefully and mark the correct answer according to the instruction given below

A)

If both the assertion and reason are true and reason explains the assertion.

B)

If both the assertion and reason are true but reason does not explain the assertion.

C)

If assertion is true but reason is false.

D)

If assertion is false but reason is true.

View Answer
53) Assertion Crystalline solids can cause X-rays to diffract. Reason Interatomic distance in crystalline solids is of the order of 0.1 nm. In each of the flowing questions, two statements are given. One is portion and the other is reason. Examine the statement carefully and mark the correct answer according to the instruction given below

A)

If both the assertion and reason are true and reason explains the assertion.

B)

If both the assertion and reason are true but reason does not explain the assertion.

C)

If assertion is true but reason is false.

D)

If assertion is false but reason is true.

View Answer
54) Assertion For higher temperature, the peak emission wavelength of a black body shifts to lower wavelength. Reason Peak emission wavelength of a black body is proportional to the fourth power of temperature. In each of the flowing questions, two statements are given. One is portion and the other is reason. Examine the statement carefully and mark the correct answer according to the instruction given below

A)

If both the assertion and reason are true and reason explains the assertion.

B)

If both the assertion and reason are true but reason does not explain the assertion.

C)

If assertion is true but reason is false.

D)

If assertion is false but reason is true.

View Answer
55) Assertion Displacement of a body may be zero, when distance travelled by it is not zero. Reason The displacement is the longer distance between initial and final position. In each of the flowing questions, two statements are given. One is portion and the other is reason. Examine the statement carefully and mark the correct answer according to the instruction given below

A)

If both the assertion and reason are true and reason explains the assertion.

B)

If both the assertion and reason are true but reason does not explain the assertion.

C)

If assertion is true but reason is false.

D)

If assertion is false but reason is true.

View Answer
56) Assertion Magnetic field interacts with a moving charge and not with a stationary charge. Reason A moving charge produces a magnetic field. In each of the flowing questions, two statements are given. One is portion and the other is reason. Examine the statement carefully and mark the correct answer according to the instruction given below

A)

If both the assertion and reason are true and reason explains the assertion.

B)

If both the assertion and reason are true but reason does not explain the assertion.

C)

If assertion is true but reason is false.

D)

If assertion is false but reason is true.

View Answer
57) Assertion There is no current in the metals in the absence of electric field. Reason Motion of free electrons are randomly. In each of the flowing questions, two statements are given. One is portion and the other is reason. Examine the statement carefully and mark the correct answer according to the instruction given below

A)

If both the assertion and reason are true and reason explains the assertion.

B)

If both the assertion and reason are true but reason does not explain the assertion.

C)

If assertion is true but reason is false.

D)

If assertion is false but reason is true.

View Answer
58) Assertion When height of a tube is less than liquid rise in the capillary tube, the liquid does not over flow. Reason Product of radius of meniscus and height of liquid in capillary tube always remains constant. In each of the flowing questions, two statements are given. One is portion and the other is reason. Examine the statement carefully and mark the correct answer according to the instruction given below

A)

If both the assertion and reason are true and reason explains the assertion.

B)

If both the assertion and reason are true but reason does not explain the assertion.

C)

If assertion is true but reason is false.

D)

If assertion is false but reason is true.

View Answer
59) Assertion Sound would travel faster on a hot summer day than on cold winter day. Reason Velocity of sound is directly proportional to the square of its absolute temperature. In each of the flowing questions, two statements are given. One is portion and the other is reason. Examine the statement carefully and mark the correct answer according to the instruction given below

A)

If both the assertion and reason are true and reason explains the assertion.

B)

If both the assertion and reason are true but reason does not explain the assertion.

C)

If assertion is true but reason is false.

D)

If assertion is false but reason is true.

View Answer
60) Assertion When charges are shared between any two bodies no charge is really lost some loss of energy does occurs. Reason Some energy disappears in the form of heat, sparking etc. In each of the flowing questions, two statements are given. One is portion and the other is reason. Examine the statement carefully and mark the correct answer according to the instruction given below

A)

If both the assertion and reason are true and reason explains the assertion.

B)

If both the assertion and reason are true but reason does not explain the assertion.

C)

If assertion is true but reason is false.

D)

If assertion is false but reason is true.

View Answer
61) The IUPAC name of the compound

A)

4-methoxy-2-nitro benzaldehyde

B)

4-formyl-3-nitro anisole

C)

4-methoxy- 6-nitro benzaldehyde

D)

2-formyl-5-methoxy nitrobenzene

View Answer
62) Butyne-1 on oxidation with hot alkaline \[KMn{{O}_{4}}\] would give

A)

\[\text{C}{{\text{H}}_{\text{3}}}\text{C}{{\text{H}}_{\text{2}}}\text{C}{{\text{H}}_{\text{2}}}\text{COOH}\]

B)

\[C{{H}_{3}}C{{H}_{2}}COOH\]

C)

\[C{{H}_{3}}C{{H}_{2}}COOH+C{{O}_{2}}+{{H}_{2}}O\]

D)

\[C{{H}_{3}}C{{H}_{2}}COOH+HCOOH\]

View Answer
63) Which one of the following statements is false?

A)

Photochemical smog causes irritation in eyes

B)

London smog is a mixture of smoke and fog

C)

Photochemical smog results in the formation of PAN

D)

London smog is oxidising in nature

View Answer
64) Which of the following aqueous solutions has the highest boiling point?

A)

\[0.1MKN{{O}_{3}}\]

B)

\[0.1MN{{a}_{3}}P{{O}_{4}}\]

C)

\[0.1M\,BaC{{l}_{2}}\]

D)

\[0.1M{{K}_{2}}S{{O}_{4}}\]

View Answer
65) An increase in equivalence conductance of a strong electrolyte with dilution is mainly due to

A)

increase in number of ions

B)

increase in ionic mobility of ions

C)

increase in both, i.e., number of ions and ionic mobility of ions

D)

at normal dilution 100% ionisation of electrolyte

View Answer
66) The rate constant for a first order reaction becomes six times when the temperature is raised from 350 K to 400 K. Calculate the activation   energy   for   the   reaction. \[[R=8.314J{{K}^{-1}}mo{{l}^{-1}}]\]

A)

\[4.17\,KJ\,mo{{l}^{-1}}\]

B)

\[41.7\,KJ\,mo{{l}^{-1}}\]

C)

\[417.0\,KJ\,mo{{l}^{-1}}\]

D)

\[4170\,KJ\,mo{{l}^{-1}}\]

View Answer
67) When dilute aqueous solution of\[AgN{{O}_{3}}\] (excess) is added to \[KI\] solution, positively charged sol of \[Agl\] in formed due to adsorption of

A)

\[NO_{3}^{-}\]

B)

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

C)

\[A{{g}^{+}}\]

D)

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

View Answer
68) In electrorefining of copper some gold is deposited at

A)

cathode

B)

anode mud

C)

cathode mud

D)

electrode

View Answer
69) \[CaC{{N}_{2}}+C\] is called on

A)

urea

B)

thomas slag

C)

nitrolim

D)

triple super phosphate

View Answer
70) Which one of the following forms vortex ring?

A)

\[{{P}_{2}}{{O}_{5}}\]

B)

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

C)

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

D)

\[{{P}_{4}}{{O}_{10}}\]

View Answer
71) What is X, in the following reaction? \[KHS{{O}_{4}}+{{F}_{2}}\to HF+X\]

A)

\[{{K}_{2}}S{{O}_{4}}\]

B)

\[{{K}_{2}}{{S}_{2}}{{O}_{4}}\]

C)

\[{{K}_{2}}{{S}_{2}}{{O}_{3}}\]

D)

\[{{K}_{2}}{{S}_{2}}{{O}_{8}}\]

View Answer
72) Europium is

A)

s- block element

B)

p- block element

C)

d- block element

D)

\[f-\]block element

View Answer
73) The stability of ferric ion is due to

A)

half-filled d-orbitals

B)

half-filled f-orbitals

C)

completely filled d-orbitals

D)

completely filled f-orbitals

View Answer
74) An octahedral complex is formed when hybrid orbitals of the following types are involved.

A)

\[\text{s}{{\text{p}}^{\text{3}}}\]

B)

\[\text{ds}{{\text{p}}^{\text{2}}}\]

C)

\[{{\text{d}}^{\text{2}}}\text{s}{{\text{p}}^{\text{3}}}\]

D)

\[\text{s}{{\text{p}}^{\text{3}}}{{d}^{2}}\]

View Answer
75) Which one amongst of the following isomerism is shown by \[\left[ \text{Pt}{{\left( \text{N}{{\text{H}}_{\text{3}}} \right)}_{\text{2}}}\text{C}{{l}_{\text{2}}} \right]\] ?

A)

Structural

B)

Geometrical

C)

Optical

D)

Conformational

View Answer
76) What is the structural formula of lithium tetrahydrido aluminate ?

A)

\[Al[Li{{H}_{4}}]\]

B)

\[A{{l}_{2}}{{[Li{{H}_{4}}]}_{3}}\]

C)

\[Li[Al{{H}_{4}}]\]

D)

\[Li{{[Al{{H}_{4}}]}_{2}}\]

View Answer
77) Find the major product in the following reaction,

A)



B)



C)



D)

View Answer
78) An organic compound which produces a bluish green coloured flame on heating in presence of copper is

A)

chlorobenzene

B)

benzaldehyde

C)

aniline

D)

benzoic acid

View Answer
79) In Williamson's synthesis, ethoxy ethane is prepared by

A)

heating sodium ethoxide with ethyl bromide

B)

passing ethanol over heated alumina

C)

treating ethyl alcohol with excess of cone. \[{{H}_{2}}S{{O}_{4}}\] at 430 - 440 K

D)

heating ethanol with dry \[A{{g}_{2}}O\]

View Answer
80) Which among the following compounds will give a secondry alcohol on reacting with Grignard reagent followed by acid hydrolysis? I. HCHO                                II. \[{{C}_{2}}{{H}_{5}}CHO\] III.\[\text{C}{{\text{H}}_{\text{3}}}\text{COC}{{\text{H}}_{\text{3}}}\]                  IV. \[RCOO{{C}_{2}}{{H}_{5}}\] Select the correct answer using the codes given below.

A)

Only II

B)

Only III

C)

II and IV

D)

III and IV

View Answer
81) Which of the following is the industrial method of preparation of acetaldehyde?

A)

\[C{{H}_{3}}CN\xrightarrow[HCl]{Snc{{l}_{2}}}C{{H}_{3}}CH=NH\] \[\xrightarrow{{{H}_{3}}{{O}^{+}}}C{{H}_{3}}CHO\]

B)

\[C{{H}_{3}}COCl+{{H}_{2}}\xrightarrow[BaS{{O}_{4}}]{pd}C{{H}_{3}}CHO+HCl\]

C)

\[C{{H}_{2}}=C{{H}_{2}}+{{H}_{2}}O\xrightarrow{p{{b}^{2+}}}C{{H}_{3}}CHO\]

D)

All of the above

View Answer
82) \[{{C}_{3}}{{H}_{6}}O\]did not give a silver mirror with Tollen's reagent,   but   gave   an   oxime   with hydroxylamine. It can give positive

A)

iodoform test

B)

Fehling's test

C)

Schiff's test

D)

carbylamine test

View Answer
83) Which of the following carboxylic acids undergoes decarboxylation easily?

A)

\[{{C}_{6}}{{H}_{5}}COCOOH\]

B)

\[{{C}_{6}}{{H}_{5}}COHC{{H}_{2}}COOH\]

C)

\[{{C}_{6}}{{H}_{5}}CHOHCOOH\]

D)

\[{{C}_{6}}{{H}_{5}}\underset{\begin{smallmatrix} | \\ N{{H}_{2}} \end{smallmatrix}}{\mathop{CH}}\,COOH\]

View Answer
84) The stoichiometry of the following reaction is \[{{K}_{2}}{{S}_{2}}{{O}_{8}}(\alpha q)+2KI(\alpha q)\xrightarrow[{}]{{}}\] \[2{{K}_{2}}S{{O}_{4}}(\alpha q)+{{I}_{2}}(\alpha q)\]

A)

\[2:1\]

B)

\[\text{1}:2\]

C)

\[2:2\]

D)

\[1:3\]

View Answer
85) \[{{\Psi }^{2}}=0\] represents

A)

a node

B)

an orbital

C)

angular wave function

D)

wave function

View Answer
86) If the de-Brogue wavelength of a particle of mass m is 100 times its velocity then its value in terms of its mass (m) and Planck's constant (h) is

A)

\[\frac{1}{10}\sqrt{\frac{m}{h}}\]

B)

\[10\sqrt{\frac{h}{m}}\]

C)

\[\frac{1}{10}\sqrt{\frac{h}{m}}\]

D)

\[10\sqrt{\frac{m}{h}}\]

View Answer
87) The pair having similar geometry is

A)

\[PC{{l}_{3}},NH_{4}^{+}0\]

B)

\[BeC{{l}_{2}},{{H}_{2}}O\]

C)

\[C{{H}_{4}},CC{{l}_{4}}\]

D)

\[l{{F}_{5}},P{{F}_{5}}\]

View Answer
88) The correct order in which the \[OO\] bond length increase is

A)

\[{{H}_{2}}O<{{O}_{2}}<{{O}_{3}}\]

B)

\[{{\text{O}}_{3}}<{{H}_{2}}{{\text{O}}_{2}}<{{\text{O}}_{\text{2}}}\]

C)

\[{{\text{O}}_{\text{2}}}<{{\text{O}}_{\text{3}}}<{{\text{H}}_{\text{2}}}{{\text{O}}_{\text{2}}}\]

D)

\[{{\text{O}}_{2}}<{{H}_{2}}{{\text{O}}_{2}}<{{\text{O}}_{3}}\]

View Answer
89) An LPG cylinder, containing 15 kg butane at \[27{}^\circ C\]and 10 atm pressure, is leaking. After one day, its pressure decreased to 8 atm. The quantity of gas leaked is

A)

1 kg

B)

2 kg

C)

3 kg

D)

4 kg

View Answer
90) Assume each reaction is carried out in a open container. For which reaction\[\Delta H=\Delta E\]?

A)

\[{{H}_{2}}(g)+B{{r}_{2}}(g)\to 2HBr(g)\]

B)

\[C(s)+2{{H}_{2}}O(g)\to 2{{H}_{2}}(g)+C{{O}_{2}}(g)\]

C)

\[PC{{l}_{5}}(g)\to PC{{l}_{3}}(g)+C{{l}_{2}}(g)\]

D)

\[2CO(g)+{{O}_{2}}(g)\to 2C{{O}_{2}}(g)\]

View Answer
91) In a basic buffer, 0.0025 mole of \[N{{H}_{4}}Cl\] and 0.15 mole of \[N{{H}_{4}}OH\] are present. The pH of the solution will be (\[(p{{K}_{a}})=4.74\].

A)

11.04

B)

10.24

C)

6.62

D)

5.48

View Answer
92) Strongest conjugate base is

A)

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

B)

\[\text{B}{{\text{r}}^{-}}\]

C)

\[{{\text{F}}^{-}}\]

D)

\[{{\text{I}}^{-}}\]

View Answer
93) For the gas phase reaction,\[{{C}_{2}}{{H}_{4}}+{{H}_{2}}{{C}_{2}}{{H}_{6}}\,\,;\,\,\,[\Delta H=-32.7Kcal]\]Carried out in a vessel, the equilibrium concentration of \[{{\text{C}}_{\text{2}}}{{\text{H}}_{\text{4}}}\]can be increased by

A)

decreasing the pressure

B)

increasing tile temperature

C)

removing some \[{{\text{C}}_{\text{2}}}{{\text{H}}_{6}}\]

D)

adding some \[{{\text{H}}_{2}}\]

View Answer
94) Which one of the following is a conjugated protein?

A)

                           Phosphoprotein

B)

Glycoprotein

C)

Chromoprotein

D)

All of these

View Answer
95) A solution containing 0.319 g of\[\text{CrC}{{\text{l}}_{3}}\text{.6}{{\text{H}}_{2}}O\]was passed through a cation exchange resin and acid coming out of the cation exchange resin required 28.5 mL of 0.125 M\[NaOH\]. Determine correct formula of the complex [mol. wt. of the complex =266.5]

A)

\[[Cr({{H}_{2}}{{O}_{6}})]C{{l}_{3}}\]

B)

\[[Cr({{H}_{2}}{{O}_{5}})Cl]{{H}_{2}}O.C{{l}_{2}}\]

C)

\[[Cr{{({{H}_{2}}O)}_{4}}C{{l}_{2}}]Cl.2{{H}_{2}}O\]

D)

\[[Cr{{({{H}_{2}}O)}_{3}}C{{l}_{3}}]3{{H}_{2}}O\]

View Answer
96) Which of the following is not an actinoid?

A)

Curium (Z = 96)

B)

Californium (Z = 98)

C)

Uranium (Z =92)

D)

Terbium (Z = 65)

View Answer
97) The period number in the long form of the periodic table is equal to

A)

magnetic quantum number of any element of the period

B)

atomic number of any element of the period

C)

maximum principal quantum number of any element of the period

D)

maximum azimuthal quanoum numbers of any element of the period

View Answer
98) If the IP of Na is 5.48 eV, the ionization potential of K will be

A)

same as that of Na

B)

4.34 eV

C)

5.68 eV

D)

10.88 eV

View Answer
99) The entropy change involved in the isothermal reversible expansion of 2 moles of an ideal gas from a volume of 10 dm3 at \[27{}^\circ C\] is to a volume of \[\text{1}00\text{ d}{{\text{m}}^{\text{3}}}\]

A)

\[42.3J\,mo{{l}^{-1}}{{K}^{-1}}\]

B)

\[38.3\,J\,mo{{l}^{-1}}{{K}^{-1}}\]

C)

\[35.8\,\,J\,mo{{l}^{-1}}{{K}^{-1}}\]

D)

\[32.3\,\,J\,mo{{l}^{-1}}{{K}^{-1}}\]

View Answer
100) Which of the following reagents may by used to distinguish between phenol and benzoic acid?

A)

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

B)

Aqueous \[NaOH\]

C)

Tollen's reagent

D)

Molisch reagent

View Answer
101) Assertion Conformers are impractical to separate. Reason Conformers have negligibly small difference in their potential energy.

A)

Both Assertion and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true and Reason is not the correct explanation of Assertion

C)

Assertion is true but Reason is false

D)

Both Assertion and Reason are false

View Answer
102) Assertion p-toluidine is a stronger base than m -toluene. Reason Methyl group from m ?position exerts smaller electron donating inductive (\[+I\]) effect than from p-position.

A)

Both Assertion and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true and Reason is not the correct explanation of Assertion

C)

Assertion is true but Reason is false

D)

Both Assertion and Reason are false

View Answer
103) Assertion 2-butyne on controlled hydrogenation with \[\text{Pd}/\text{CaC}{{\text{O}}_{\text{3}}}\]in presence of \[PbO\] gives cis- 2-butene. Reason Hydrogenation occur at the surfaces of metal containing adsorbed hydrogen.

A)

Both Assertion and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true and Reason is not the correct explanation of Assertion

C)

Assertion is true but Reason is false

D)

Both Assertion and Reason are false

View Answer
104) Assertion Treatment of chloroethane with a saturated solution of \[\text{AgCN}\]gives ethyl isocyanide as the major product. Reason Cyanide (\[\text{C}{{\text{N}}^{\text{-}}}\]) is an ambident nucleophile.

A)

Both Assertion and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true and Reason is not the correct explanation of Assertion

C)

Assertion is true but Reason is false

D)

Both Assertion and Reason are false

View Answer
105) Assertion? Reaction of alcohols with \[SOC{{l}_{2}}\]is catalysed by the presence of a tertiary amine\[({{R}_{2}}N)\] Reason Tertiary amine promote the reaction by reacting with the by-product \[HCl\].

A)

Both Assertion and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true and Reason is not the correct explanation of Assertion

C)

Assertion is true but Reason is false

D)

Both Assertion and Reason are false

View Answer
106) Assertion Aldol condensation is usually carried out in dilute solution of a strong base. Reason Concentrated solution of strong base involves Canniz zaro reaction.

A)

Both Assertion and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true and Reason is not the correct explanation of Assertion

C)

Assertion is true but Reason is false

D)

Both Assertion and Reason are false

View Answer
107) Assertion Malonic acid \[\left( \text{HOOC }\text{C}{{\text{H}}_{2}}\text{COOH} \right)\] does not form cyclic anhydride on heating. Reason It is like \[\beta \]-keto acid, on heating it prefer to decarboxylate.

A)

Both Assertion and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true and Reason is not the correct explanation of Assertion

C)

Assertion is true but Reason is false

D)

Both Assertion and Reason are false

View Answer
108) Assertion Both 106 g of sodium carbonate and 12 g of graphite have same number of carbon atoms. Reason Both 106 g sodium carbonate and 12 g of graphite contain 1 g-atom of carbon atoms.

A)

Both Assertion and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true and Reason is not the correct explanation of Assertion

C)

Assertion is true but Reason is false

D)

Both Assertion and Reason are false

View Answer
109) Assertion- Energy of electron is largely determined by its principal quantum number. Reason Principal quantum number is a measure of the most possible distance of finding the electron around the nucleus.

A)

Both Assertion and Reason are true and Reason is the correct

B)

Both Assertion and Reason are true and Reason is not the correct explanation of Assertion

C)

Assertion is true but Reason is false

D)

Both Assertion and Reason are false

View Answer
110) Assertion When 1.0 mol of\[NaCl\]is doped with \[{{10}^{-3}}\] mol \[SrC{{l}_{2}}\], the number of cationic sites remaining vacant is \[{{10}^{-3}}\]. Reason Each\[SrC{{l}_{2}}\] unit produces two cationic vacancy.

A)

Both Assertion and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true and Reason is not the correct explanation of Assertion

C)

Assertion is true but Reason is false

D)

Both Assertion and Reason are false

View Answer
111) Assertion A process for which\[\Delta {{S}_{syst.}}>0\]as \[\Delta H>0\], passes from non-spontaneous to spontaneous state as temperature is increased. Reason At higher temperature, \[T\Delta S\] exceeds\[\Delta H\].

A)

Both Assertion and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true and Reason is not the correct expianation of Assertion

C)

Assertion is true but Reason is false

D)

Both Assertion and Reason are false

View Answer
112) Assertion A catalyst does not influence the value of equilibrium constant. Reason Catalyst influence the rate of both forward and backward reactions equally.

A)

Both Assertion and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true and Reason is not the correct explanation of Assertion

C)

Assertion is true but Reason is false

D)

Both Assertion and Reason are false

View Answer
113) Assertion Addition of a non-volatile solute to a volatile solvent increases the boiling point. Reason Addition of non-volatile solute results in lowering of vapour pressure.

A)

Both Assertion and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true and Reason is not the correct explanation of Assertion

C)

Assertion is true but Reason is false

D)

Both Assertion and Reason are false

View Answer
114) Assertion Electrolysis of molten \[Ca{{H}_{2}}\] produces hydrogen gas at anode. Reason In \[Ca{{H}_{2}}\] hydrogen is present in the form of hydride \[{{H}^{-}}\].

A)

Both Assertion and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true and Reason is not the correct explanation of Assertion

C)

Assertion is true but Reason is false

D)

Both Assertion and Reason are false

View Answer
115) Assertion\[NaOH\]cannot be stored in a vessel made of aluminium or zinc. Reason A protective layer of oxide is formed on the surface of the metal.

A)

Both Assertion and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true and Reason is not the correct explanation of Assertion

C)

Assertion is true but Reason is false

D)

Both Assertion and Reason are false

View Answer
116) Assertion Boron always forms covalent bond. Reason The small size of \[{{\text{B}}^{\text{3}+}}\]favours formation of covalent bond.

A)

Both Assertion and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true and Reason is not the correct explanation of Assertion

C)

Assertion is true but Reason is false

D)

Both Assertion and Reason are false

View Answer
117) Assertion \[Ca{{F}_{2}}\] has been given the name fluorspar. Reason Solid \[Ca{{F}_{2}}\] emits light when heated.

A)

Both Assertion and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true and Reason is not the correct explanation of Assertion

C)

Assertion is true but Reason is false

D)

Both Assertion and Reason are false

View Answer
118) Assertion The purple colour of \[KMn{{O}_{4}}\] is due to the charge transfer transition. Reason The intense colour in most of the transition metal complexes is due to d-d transition.

A)

Both Assertion and Reason are true and Reason is the correct

B)

Both Assertion and Reason are true and Reason is not the correct explanation of Assertion

C)

Assertion is true but Reason is false

D)

Both Assertion and Reason are false

View Answer
119) Assertion \[A{{l}_{2}}{{O}_{3}}\] is converted to aluminium by reduction with carbon. Reason Carbon (graphite) has greater affinity for oxygen than Al.

A)

Both Assertion and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true and Reason is not the correct explanation of Assertion

C)

Assertion is true but Reason is false

D)

Both Assertion and Reason are false

View Answer
120) Assertion \[[Ni{{(CO)}_{4}}]\] is a diamagnetic complex. Reason All the electrons in the complex are paired.

A)

Both Assertion and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true and Reason is not the correct explanation of Assertion

C)

Assertion is true but Reason is false

D)

Both Assertion and Reason are false

View Answer
121) Wings of pigeon, bat and mosquito shows

A)

atavism

B)

convergent evolution

C)

divergent evolution

D)

mutation

View Answer
122) Gelatin, an important raw material for preparation of photographic emulsion is a by product of

A)

chicken

B)

forest

C)

cattle

D)

fish

View Answer
123) Phylogenetic system of classification includes

A)

evolutionary trends only

B)

genetic trends only

C)

evolutionary trend as well as morphology

D)

behavioural trends in environment

View Answer
124) 'Red tide' is caused by

A)

Gonyaulax

B)

Ceratium

C)

Taceratium

D)

All of these

View Answer
125) A person sitting at rest experiences a temporary cessation of breathing after forced deep breathing for a few minutes. This is due to

A)

too much \[C{{O}_{2}}\] in the blood

B)

too much \[{{O}_{2}}\] in the blood

C)

very little \[C{{O}_{2}}\] in the blood

D)

both high \[{{O}_{2}}\] and very little \[C{{O}_{2}}\] in the blood

View Answer
126) A physiological response of plants to the duration of light and darkness is a

A)

daily phase cycle

B)

circadian rhythms

C)

biological clock

D)

-photoperiodism

View Answer
127) ABA is involved in

A)

shoot elongation

B)

increased cell division

C)

dormancy of seed

D)

root elongation'

View Answer
128) There is increase in blood urea when there is insufficient filtration in

A)

loop of Henie

B)

distal tubule

C)

Bowman's capsule

D)

collecting tubule

View Answer
129) Aerobic respiration produces more usable chemical energy than fermentation, because fermentation involves

A)

formation of lactic acid

B)

complete oxidation of food

C)

partial oxidation of food

D)

evolution of \[C{{O}_{2}}\] and alcohol

View Answer
130) Which one of the following correctly describes the location of some body parts in the earthworm (Pheretima) ?

A)

Four pairs of spermathecae in 4-7 segments

B)

One pair of ovaries attached at inter-segmental septum of 14th and 15th segments

C)

Two pairs of testes in 10th and 11th segments

D)

Two pairs of accessory glands in 16-18th Segments

View Answer
131) Hypothetical plant hormones are

A)

florigen

B)

vernalin

C)

florigen and vernalin

D)

auxin

View Answer
132) Which one of the following shows heterothallism?

A)

Rhizopus

B)

Bacterium

C)

Cycas

D)

Ricinus

View Answer
133) A drug addict showed symptoms such as increased appetite, chest pain, redness eyes, increased urination. He was possibily taking

A)

cannabis compounds

B)

LSD

C)

cocaine

D)

amphetamines

View Answer
134) The brain disease caused due to accumulation of amyloid \[\beta \]-peptide is

A)

Addison's disease

B)

Huntington's disease

C)

Parkinson's disease

D)

Alzheimer's disease

View Answer
135) Which of the following is a 'cyanophage'?

A)

\[S-13\]

B)

\[\phi \times 174\]

C)

\[SV-40\]

D)

\[LPP-1\]

View Answer

136) Match items in Column I with those in

Column II.	Column II
A. Peritrichous flagella B. Living fossil C. Rhizophore D. Smallest flowering plant E. Largest pernnial alga	1. Ginkgo 2. Macrpcystis 3. E.coli 4. Selaginella 5. Wolffia

A B C D E

3 1 4 5 2

2 3 4 1 5

4 2 1 5 3

2 4 3 5 1

View Answer

137) Osmosis is a type of

A)

imbibition of solution

B)

diffusion of solvent

C)

evaporation of water

D)

diffusion of solute

View Answer
138) RQ (Respiratory Quotient) is defined as

A)

volume of \[C{{O}_{2}}\] evolved = volume of \[{{O}_{2}}\]consumed

B)

\[\frac{\text{volume of }{{\text{O}}_{2}}\text{ consumed}}{volume\,of\,C{{O}_{2}}volved}\]

C)

\[\frac{\text{volume of C}{{\text{O}}_{2}}\text{ evolved}}{volume\,of\,{{O}_{2}}onsumed}\]

D)

\[\frac{\text{volume of }{{\text{O}}_{2}}\text{ evolved}}{volume\,of\,C{{O}_{2}}consumed}\]

View Answer
139) Atretic follicles are found in the

A)

fallopian tubes

B)

uterus

C)

labia majora

D)

ovary

View Answer
140) Which one is matched correctly?

A)

Arsenic?Black foot disease

B)

Flouride?Itai-itai

C)

Mercury?Skeletal fluorosis

D)

Cadmium?Minamata disease

View Answer
141) Leghaemoglobin helps in

A)

nitrogen-fixation

B)

protecting nitrogenase from \[{{O}_{2}}\]

C)

destroy bacteria

D)

transport of food in plants

View Answer
142) Match the Column I with Column II.

Column I Column II

A. Bulliform cells B. Guard cells C. Lenticels D. Subsidiary cell 1. Stomata 2. Aerating pore 3. Accessory cells 4. Isobilateral leaf

A)

A             B             C             D                 1              2              3              4

B)

                3              1              2              4

C)

                4              1              2              3

D)

                4              3              2              1

View Answer
143) 'Cladode' is a characteristic morphological feature of

A)

Asparagus and Ruscus

B)

Casuarina and Opuntia

C)

Cladophora and Cactus

D)

Citrus and Euphorbi'a

View Answer
144) The species diversity decreases from lower to higher altitudes on a mountain. This is due to

A)

increase in temperature

B)

decrease in temperature

C)

greater seasonal variability

D)

Both (b) and (c)

View Answer
145) What is not a common feature is Periplaneta and Scorpions?

A)

Excretory organs are malpighian tubules

B)

No appendages in abdomen

C)

Respiratory organs are trachea

D)

Both are mostly terrestrial arthropods

View Answer
146) Cycas is classified as a gymnosperms due to its

A)

motile sperms

B)

fruit formation

C)

naked ovule

D)

phycnoxylic wood

View Answer
147) In an area, a population with large size individuals having long life span, more parental care and slow development was present. The type of population growth curve will be

A)

S-shaped

B)

J-shaped

C)

Z-shaped

D)

All of these

View Answer
148) A gland called 'Clock of ageing' that gradually reduces and degenerates in ageing is

A)

thyroid

B)

thymus

C)

parathyroid

D)

pituitary

View Answer
149) Which of the following statement is correct?

A)

\[DPD=OP-WP\]

B)

\[DPD=OP+WP\]

C)

\[DPD=WP-OP\]

D)

\[DPD=TP+OP\]

View Answer
150) Censar mechanism of seed dispersal is found in

A)

Papaveraceae

B)

Liliaceae

C)

Leguminosae

D)

Rosaceae

View Answer
151) At a particular locus, frequency of 'A' allele is 0.6 and that of 'a' is 0.4. What would be the frequency of heterozygotes in a randomly mating population of equilibrium?

A)

0.16

B)

0.36

C)

0.48

D)

0.24

View Answer
152) The \[{{C}_{4}}\] plants differ from \[{{C}_{3}}\] plants with reference to the

A)

substrate that accepts\[C{{O}_{2}}\]in carbon assimilation

B)

type of end product

C)

type of pigment involved in photosynthesis

D)

number of ATP that are consumed in preparing sugar

View Answer
153) The colour in the brown fat is due is

A)

its larger capacity for generating heat

B)

large number of mitochondria present

C)

a high concentration of iron containing cytochrome pigments

D)

presence of chromatophores

View Answer
154) Which of the following is common among mammals?

A)

They do not moult

B)

They have seven cervical vertebrae

C)

They are carnivores

D)

They have ventral nerve cord

View Answer
155) Elater mechanism for seed dispersal is exhibited by

A)

Riccia

B)

Marchantia

C)

Dryopteris

D)

Funaria

View Answer
156) In which one of the following pairs, the two items mean the same thing?

A)

Haemophilia?Blood cancer

B)

SA-node?Pacemaker

C)

Malleus?Anuil

D)

Leucocytes?Lymphocytes

View Answer
157) Which of the following part of human brain is also called emotional brain?

A)

Corpus callosum

B)

Limbic system

C)

Epithalamus

D)

Broca's area

View Answer
158) Which of the following set of elements are essential for the photosynthesis to occurs

A)

\[\text{Cu},\text{ Co},\text{ Fe}\]

B)

\[\text{Cu},\text{ Mo},\text{ Zn}\]

C)

\[\text{Mg},\text{ Co},\text{ Mn}\]

D)

\[\text{Mg},\text{ Fe},\text{ Mn},\text{ Cu},\text{ Cl},\text{ P}\]

View Answer
159) The disease caused by Leish mania and transmitted by Phlebotomus is

A)

African sleeping sickness

B)

Amoebic dysentery

C)

Kala-azar fever

D)

Chaga's disease

View Answer
160) Saheli, is an oral contraceptive pill that has very high contraceptive value with little side effects. It is because

A)

it is taken once in a week

B)

it contains synthetic progesterone

C)

it contains centchroman

D)

it decreases risk of cancer

View Answer
161) Assertion Rigor mortis is the state of body stiffering prior to death. Reason It is due to relaxation of action and myosin filaments. These questions consist two statement each printed as Assertion and Reason. While answering these question, you are required to choose any one of the following four options.

A)

Both Assertion, and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion

C)

Assertion is true, but Reason is false

D)

Both Assertion and Reason are false

View Answer
162) Assertion Seeds fails to germinate at very low and high temperature. Reason Seeds sown deep into the soil fail to germinate. These questions consist two statement each printed as Assertion and Reason. While answering these question, you are required to choose any one of the following four options.

A)

Both Assertion, and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion

C)

Assertion is true, but Reason is false

D)

Both Assertion and Reason are false

View Answer
163) Assertion Lysosomes are organalle in eukaryotic cells that contains digestive enzymes to digest macromolecules. Reason Lysosomes are also called phagolysosomes or heterophagosomes or digestive vacuoles. These questions consist two statement each printed as Assertion and Reason. While answering these question, you are required to choose any one of the following four options.

A)

Both Assertion, and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion

C)

Assertion is true, but Reason is false

D)

Both Assertion and Reason are false

View Answer
164) Assertion Reproductive isolation brings about sympatric speciation. Reason It is the primary mode of speciation. e.g., Darwin's finches. These questions consist two statement each printed as Assertion and Reason. While answering these question, you are required to choose any one of the following four options.

A)

Both Assertion, and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion

C)

Assertion is true, but Reason is false

D)

Both Assertion and Reason are false

View Answer
165) Assertion Presence of photorespiration is considered as a wasteful and energy consuming process in crop plants, ultimately leads to reduction in yield. Reason During \[{{C}_{3}}\] synthesis up 50% \[C{{O}_{2}}\]fixed may have to pass through photorespiratory process to form carbohydrate such as sucrose. These questions consist two statement each printed as Assertion and Reason. While answering these question, you are required to choose any one of the following four options.

A)

Both Assertion, and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion

C)

Assertion is true, but Reason is false

D)

Both Assertion and Reason are false

View Answer
166) Assertion Enzymes becomes inactive below minimum temperature. Reason The inactivity of the enzymes is due to denaturation. These questions consist two statement each printed as Assertion and Reason. While answering these question, you are required to choose any one of the following four options.

A)

Both Assertion, and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion

C)

Assertion is true, but Reason is false

D)

Both Assertion and Reason are false

View Answer
167) Assertion Fine structure of the objects can be observed by Transmission Electron Microscope (TEM). Reason Study of living cells can not be done through TEM, because of high voltage, which is required to operate it, kills the cells. These questions consist two statement each printed as Assertion and Reason. While answering these question, you are required to choose any one of the following four options.

A)

Both Assertion, and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion

C)

Assertion is true, but Reason is false

D)

Both Assertion and Reason are false

View Answer
168) Assertion The total content of iron in an adult body is 3.5 gram. The iron deficiency lead to ammonia. Reason Iron (\[F{{e}^{2+}}\]) combines with the pigment porphyrin to form heme. These questions consist two statement each printed as Assertion and Reason. While answering these question, you are required to choose any one of the following four options.

A)

Both Assertion, and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion

C)

Assertion is true, but Reason is false

D)

Both Assertion and Reason are false

View Answer
169) Assertion Mammals have developed a complex respiratory system. Reason Mammalian skin is impermeable to gases. These questions consist two statement each printed as Assertion and Reason. While answering these question, you are required to choose any one of the following four options.

A)

Both Assertion, and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion

C)

Assertion is true, but Reason is false

D)

Both Assertion and Reason are false

View Answer
170) Assertion Removel of keystone species cause serious disruption in the functioning of the community. Reason Keystone species are low in abundance (or biomass) than the dominant species. These questions consist two statement each printed as Assertion and Reason. While answering these question, you are required to choose any one of the following four options.

A)

Both Assertion, and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion

C)

Assertion is true, but Reason is false

D)

Both Assertion and Reason are false

View Answer
171) Assertion In bacteria the chromosome is irregularly folded into a compact mass, the nucleoid or genophore ot definite form. Reason In bacteria there is no organised nucleus. These questions consist two statement each printed as Assertion and Reason. While answering these question, you are required to choose any one of the following four options.

A)

Both Assertion, and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion

C)

Assertion is true, but Reason is false

D)

Both Assertion and Reason are false

View Answer
172) Assertion DNA is more stable while RNA is more reactive. Reason DNA was first discovered by Watson and Crick (1953). These questions consist two statement each printed as Assertion and Reason. While answering these question, you are required to choose any one of the following four options.

A)

Both Assertion, and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion

C)

Assertion is true, but Reason is false

D)

Both Assertion and Reason are false

View Answer
173) Assertion Second infection of the same pathogen is quickly eliminated. Reason Preformed memory B and T-cells elicit a quick and vigorous attack on pathogens. These questions consist two statement each printed as Assertion and Reason. While answering these question, you are required to choose any one of the following four options.

A)

Both Assertion, and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion

C)

Assertion is true, but Reason is false

D)

Both Assertion and Reason are false

View Answer
174) Assertion Eukaryotic cells have more DNA than prokaryotic cells. Reason Eukaryotes are more complex than prokaryotes genetically. These questions consist two statement each printed as Assertion and Reason. While answering these question, you are required to choose any one of the following four options.

A)

Both Assertion, and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion

C)

Assertion is true, but Reason is false

D)

Both Assertion and Reason are false

View Answer
175) Assertion In open water zone upto the depth to which light can penetrate, called photic zone. Reason The photic zone is categorised into euphotic and disphotic zone. These questions consist two statement each printed as Assertion and Reason. While answering these question, you are required to choose any one of the following four options.

A)

Both Assertion, and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion

C)

Assertion is true, but Reason is false

D)

Both Assertion and Reason are false

View Answer
176) Assertion Zoospores in Chlamydomonas are frequently formed in the night during favourable conditions. Reason Zoospore swim for a certain time and then grows into a new plant. These questions consist two statement each printed as Assertion and Reason. While answering these question, you are required to choose any one of the following four options.

A)

Both Assertion, and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion

C)

Assertion is true, but Reason is false

D)

Both Assertion and Reason are false

View Answer
177) Assertion After hearing a sound, nerve impulse passes from neurons to the brain. Reason The neurons which passes nerve impulse from body organ to brain is called afferent neuron. These questions consist two statement each printed as Assertion and Reason. While answering these question, you are required to choose any one of the following four options.

A)

Both Assertion, and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion

C)

Assertion is true, but Reason is false

D)

Both Assertion and Reason are false

View Answer
178) Assertion Placenta in addition to connection with mother and foetus to ductless gland. Reason It releases human gonadotropins. These questions consist two statement each printed as Assertion and Reason. While answering these question, you are required to choose any one of the following four options.

A)

Both Assertion, and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion

C)

Assertion is true, but Reason is false

D)

Both Assertion and Reason are false

View Answer
179) Assertion A woman is capable of sucing a man of refusing to own a child, who has blood group The man has blood group B and woman has A. Reason She is right as genetically, he can be the father of the child. These questions consist two statement each printed as Assertion and Reason. While answering these question, you are required to choose any one of the following four options.

A)

Both Assertion, and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion

C)

Assertion is true, but Reason is false

D)

Both Assertion and Reason are false

View Answer
180) Assertion The thallus of Riccia is internally differentiated into an upper photosynthetic region and lower storage region. Reason The lower storage region is formed from parenchymatous cells. These questions consist two statement each printed as Assertion and Reason. While answering these question, you are required to choose any one of the following four options.

A)

Both Assertion, and Reason are true and Reason is the correct explanation of Assertion

B)

Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion

C)

Assertion is true, but Reason is false

D)

Both Assertion and Reason are false

View Answer

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Column I	Column II
A. Bulliform cells B. Guard cells C. Lenticels D. Subsidiary cell	1. Stomata 2. Aerating pore 3. Accessory cells 4. Isobilateral leaf

Solved papers for AIIMS AIIMS Solved Paper-2014

done AIIMS Solved Paper-2014 Total Questions - 180

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AIIMS Solved Paper-2014 Total Questions - 180