Solved papers for Haryana PMT Haryana PMT Solved Paper-2007

Haryana PMT Solved Paper-2007 Total Questions - 180

1) Which of the following is true regarding beats?

A)

Frequency different, amplitude same

B)

Frequency same, amplitude same

C)

Frequency same, amplitude different

D)

None of the above

View Answer
2) Moment of inertia of ring about its diameter is I. Then, moment of inertia about an axis passing through centre perpendicular to its plane is

A)

\[2I\]

B)

\[\frac{I}{2}\]

C)

\[\frac{3}{2}I\]

D)

\[I\]

View Answer
3) If in the following figure, height of object is \[{{H}_{1}}=+2.5cm,\] then height of image H2 formed is

A)

-5 cm

B)

+5 cm

C)

+7.5 cm

D)

-7.5cm

View Answer
4) In a semiconductor electron concentration is \[7\times {{10}^{13}}c{{m}^{-3}}\] and hole concentration is \[5\times {{10}^{12}}c{{m}^{-3}}.\] Then the semiconductor is

A)

n-type

B)

p-type

C)

intrinsic

D)

p-n type

View Answer
5) The output is low when either of the input is high, then this represents which of the following gates?

A)

OR

B)

NOR

C)

AND

D)

NAND

View Answer
6) Reverberation time does not depend upon

A)

temperature

B)

volume of room

C)

size of window

D)

carpet and curtain

View Answer
7) If\[{{B}_{H}}=\frac{1}{\sqrt{3}}{{B}_{v,}}\] find angle of dip. (where symbols have their usual meanings)

A)

\[60{}^\circ \]

B)

\[30{}^\circ \]

C)

\[45{}^\circ \]

D)

\[90{}^\circ \]

View Answer
8) The earth moves in an elliptical orbit with the sun S at one of foci as shown in the figure. Its rotational kinetic energy is maximum at the point

A)

A

B)

B

C)

C

D)

D

View Answer
9) Graph of input characteristic of common emitter amplifier is

A)

B)

C)

D)

View Answer
10) In a potentiometer the null point is obtained at 7th wire. If now we have to change the null point at 9th wire, what should we do?

A)

Attach resistance in series with battery

B)

Increase resistance in main circuit

C)

Decrease resistance in main circuit

D)

Decrease applied emf

View Answer
11) An aluminium rod and a copper rod are taken such that their lengths are same and their resistances are also same. The specific, resistance of copper is half that of aluminium, but its density is three times that of aluminium. The ratio of the mass of aluminium rod and that of copper rod will be

A)

\[\frac{1}{6}\]

B)

\[\frac{2}{3}\]

C)

\[\frac{1}{3}\]

D)

6

View Answer
12) If average velocity becomes 4 times then what will be the effect on rms velocity at that temperature?

A)

1.4 times

B)

  4 times

C)

2 times

D)

\[\frac{1}{4}\] times

View Answer
13) What is the Q-value of the reaction \[p{{+}^{7}}Li{{\xrightarrow{{}}}^{4}}He{{+}^{4}}He\] The atomic masses of\[{{~}^{1}}H{{,}^{4}}He\] and \[^{7}Li\]are 1.007825\[u\], 4.002603 \[u\] and 7.016004 \[u\] respectively

A)

17.35 MeV

B)

18.06 MeV

C)

177.35 MeV

D)

170.35 MeV

View Answer
14) Which of the following is not a state function?

A)

Work done at constant pressure Enthalpy

B)

Work done by conservative force

C)

Work done by non-conservative force

D)

A Carnots engine has an efficiency of 50% at

View Answer
15) Sink temperature \[50{}^\circ C\]. Calculate the temperature of source.

A)

\[133{}^\circ C\]

B)

\[143{}^\circ C\]

C)

\[100{}^\circ C\]

D)

\[373{}^\circ C\]

View Answer
16) When both the listener and source are moving towards each other, then which of the following is true regarding frequency and wavelength of wave observed by the observer?

A)

More frequency, less wavelength

B)

More frequency, more wavelength

C)

Less frequency, less wavelength

D)

More frequency, constant wavelength

View Answer
17) Which motion does not require force to maintain it?

A)

Uniform circular motion

B)

Elliptical motion

C)

Uniform straight line motion

D)

Projectile motion

View Answer
18) The coefficient of friction between the tyres and the road is 0.25. The maximum speed with which car can be driven round a curve of radius 40 m without skidding is (assume \[g=10m{{s}^{-2}}\]

A)

\[40m{{s}^{-1}}\]

B)

\[20m{{s}^{-1}}\]

C)

\[15m{{s}^{-1}}\]

D)

\[10m{{s}^{-1}}\]

View Answer
19) In forward bias the width of depletion layer decreases with increase in potential

A)

barrier voltage

B)

increases with increase in potential barrier voltage

C)

is independent of potential barrier voltage

D)

none of the above

View Answer
20) If \[{{K}_{s}},\]and \[{{K}_{p}},\] respectively are effective spring constants in series and parallel combination of springs as shown in figure, find \[\frac{{{K}_{s}}}{{{K}_{p}}}\]

A)

\[\frac{9}{2}\]

B)

\[\frac{3}{7}\]

C)

\[\frac{2}{9}\]

D)

\[\frac{7}{3}\]

View Answer
21) A bob of pendulum was filled with Hg and entire Hg is drained out, then the time period of pendulum

A)

remains unchanged

B)

decreases

C)

increases

D)

increases then decreases

View Answer
22) The minimum force required to move a body of mass m vertically upward is

A)

mg

B)

mg/2

C)

more than 2mg

D)

more than mg

View Answer
23) The uncertainty in the momentum of a particle is \[{{10}^{-30}}kg-m/s.\] The minimum uncertainty in its position will be

A)

\[{{10}^{-8}}\] m

B)

\[{{10}^{-12}}\] m

C)

\[{{10}^{-16}}\]m

D)

\[{{10}^{-4}}\] m

View Answer
24) If distance between earth and sun becomes four times, then time period becomes

A)

4 times

B)

8 times

C)

1/4 times

D)

1/8 times

View Answer
25) An air bubble is contained inside water. It behaves as a

A)

concave lens

B)

convex lens

C)

neither convex nor concave

D)

cannot say

View Answer
26) The power dissipated across resistance R which is connected across a battery of potential V is P. If resistance is doubled, then the power becomes

A)

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

B)

\[2\]

C)

\[\frac{1}{4}\]

D)

\[4\]

View Answer
27) BE/nucleon relation with mass number

A)

first decreases then increases

B)

first increases then decreases

C)

increases

D)

decreases

View Answer
28) A 100 V, AC source of frequency 500 Hz is connected to an LCR circuit with L =8.1 mH, C = 12.5\[\mu \]F, R = 10 \[\Omega \] all connected in series as shown in figure. What is the quality factor of circuit?

A)

2.02

B)

2.5434

C)

20.54

D)

200.54

View Answer
29) The inductance of a coil is L = 10 H and resistance R = 5 \[\Omega \]. If applied voltage of battery is 10 V and it switches off in 1 millisecond, find induced emf of inductor.

A)

\[2\times {{10}^{4}}V\]

B)

\[1.2\times {{10}^{4}}V\]

C)

\[2\times {{10}^{-4}}V\]

D)

None of these

View Answer
30) Two bodies A and B having masses in the ratio of 3:1 possess the same kinetic energy. The ratio of linear momentum of B to A is

A)

1:3

B)

3:1

C)

\[1:\sqrt{3}\]

D)

\[\sqrt{3}:1\]

View Answer
31) Which of the following four fundamental forces has shortest range?

A)

Nuclear

B)

Gravitational

C)

Electromagnetic

D)

Weak force

View Answer
32) A proton is moving in a uniform magnetic field B in a circular path of radius a in a direction perpendicular to z-axis along which field B exists. Calculate the angular momentum, if the radius is a and charge on proton is e.

A)

\[\frac{Be}{{{a}^{2}}}\]

B)

\[e{{B}^{2}}a\]

C)

\[{{e}^{2}}eB\]

D)

\[aeB\]

View Answer
33) If acceleration of a panicle at any time is given by \[a=2t+5\] Calculate the velocity after 5 s, if it starts from rest.

A)

50 m/s

B)

25 m/s

C)

100 m/s

D)

75 m/s

View Answer
34) 8 bits form

A)

1 byte

B)

1 diction

C)

1 nibble

D)

1 binary

View Answer
35) A body from height h is dropped. If the coefficient of restitution is e, then calculate the height achieved after one bounce.

A)

\[{{h}_{1}}={{e}^{2}}h\]

B)

\[{{h}_{1}}={{e}^{4}}h\]

C)

\[{{h}_{1}}=eh\]

D)

\[{{h}_{1}}\frac{h}{e}\]

View Answer
36) A body moves with uniform acceleration, then which of the following graphs is correct?

A)

B)

C)

D)

View Answer
37) Two vectors are perpendicular, if

A)

\[\overrightarrow{\text{A}}\text{.}\overrightarrow{\text{B}}\text{.=1}\]

B)

\[\overrightarrow{\text{A}}\text{.}\overrightarrow{\text{B}}\text{.=0}\]

C)

\[\overrightarrow{\text{A}}\text{.}\overrightarrow{\text{B}}\text{=}\,\text{0}\]

D)

\[\overrightarrow{\text{A}}\text{.}\overrightarrow{\text{B}}\text{=}\,AB\]

View Answer
38) If coefficient of static friction is \[{{\mu }_{s}}\], and coefficient of kinetic friction is \[{{\mu }_{k}}\], which is correct?

A)

\[{{\mu }_{s}}={{\mu }_{k}}\]

B)

\[{{\mu }_{s}}>{{\mu }_{k}}\]

C)

\[{{\mu }_{s}}<{{\mu }_{k}}\]

D)

Cannot predict

View Answer
39) Light year is used to measure

A)

distance between stars

B)

distance between atoms

C)

revolution time of earth around sun

D)

none of the above

View Answer
40) Electromagnetic waves are produced by

A)

accelerated charged particle

B)

decelerated charged particle

C)

charge in uniform motion

D)

none of the above

View Answer
41) A beam of protons with velocity \[4\times {{10}^{5}}m/s\] enters a uniform magnetic field of 0.3 T at an angle of \[60{}^\circ \] to the magnetic field. Find the radius of the helical path taken by the proton beam.

A)

0.2 cm

B)

1.2 cm

C)

2.2cm

D)

0.122cm

View Answer
42) Three progressive waves A, B and C are shown in the figure. With respect to A, the progressive wave

A)

B lags by \[\frac{\pi }{2}\] and C leads by \[\frac{\pi }{2}\]

B)

B lags by \[\pi \] and C leads by \[\pi \]

C)

B leads by \[\frac{\pi }{2}\] and C lags by \[\frac{\pi }{2}\]

D)

B leads by \[\pi \]and C lags by \[\pi \]

View Answer
43) When light passes from one medium to other then which will not change?

A)

Frequency

B)

Wavelength

C)

Amplitude

D)

Velocity

View Answer
44) Total internal reflection takes place

A)

when a ray moves from denser to rarer and incident angle is greater than critical angle

B)

when a ray moves from rarer to denser and incident angle is less than critical angle

C)

when a ray moves from rarer to denser and incident angle is equal to critical angle

D)

none of the above

View Answer
45) A beam of light travelling along x-axis is described by the electric field \[{{\text{E}}_{\text{y}}}\text{=(600V}{{\text{m}}^{\text{-1}}}\text{)sin }\!\!\omega\!\!\text{ (t-x/c)}\] then maximum magnetic force on a charge.\[\text{q=}{{\text{2}}^{\text{e}}}\text{,}\] moving along y-axis with a speed of \[3.0\times {{10}^{7}}m{{s}^{-1}}\] is \[(e=1.6\times {{10}^{-19}}C)\]

A)

\[19.2\times {{10}^{-17}}N\]

B)

\[1.92\times {{10}^{-17}}N\]

C)

0.192 N

D)

none of these

View Answer
46) Which of the following is polar?

A)

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

B)

\[CO_{3}^{2-}\]

C)

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

D)

\[P{{F}_{3}}\]    n the reaction,

View Answer
47) In the reaction, A is

A)

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

B)

\[C{{U}_{2}}C{{l}_{2}}\]

C)

\[HgS{{O}_{4}}/{{H}_{2}}S{{O}_{4}}\]

D)

\[{{H}^{+}}/{{H}_{2}}O\]

View Answer
48) \[Ag\] crystallises as fee. If radius of \[Ag\] is \[~144\text{ }pm\]then its density will be

A)

\[10ge{{m}^{-3}}\]

B)

\[5\text{ }ge{{m}^{-3}}\]

C)

\[15\text{ }ge{{m}^{-3}}\]

D)

\[6.5\text{ }ge{{m}^{-3}}\]

View Answer
49) Which of the following process will give soap?

A)

Hydrolysis

B)

Saponification

C)

Neutralisation

D)

Acidification

View Answer
50) Sodium hypo halite when dissolved in water will turn

A)

blue litmus red

B)

red litmus blue

C)

red litmus green

D)

no change

View Answer
51) A when added to ^silica will give B. A and B are

A)

\[HF,{{H}_{2}}Si{{F}_{4}}\]

B)

\[HF,{{H}_{2}}Si{{F}_{6}}\]

C)

\[HCl,{{H}_{2}}SiC{{l}_{6}}\]

D)

\[HI,{{H}_{2}}Si{{I}_{6}}\]

View Answer
52) The compound

A)

alkyne, \[{{3}^{o}}\] amine

B)

alkene, \[{{2}^{o}}\] amine

C)

alkene, \[{{3}^{o}}\] amine

D)

alkyne, \[{{2}^{o}}\] amine

View Answer
53) The number of geometrical isomers in \[C{{H}_{3}}CH=CHC{{H}_{2}}CH=C{{H}_{2}}\] are

A)

two

B)

three

C)

four

D)

five

View Answer
54) IUPAC name of the compound\[C{{H}_{2}}=CH-\underset{C{{H}_{3}}}{\mathop{\underset{|}{\mathop{C}}\,}}\,H-\underset{{{C}_{2}}{{H}_{5}}}{\mathop{\underset{|}{\mathop{C}}\,}}\,H-\underset{OH}{\mathop{\underset{|}{\mathop{C}}\,}}\,HC{{H}_{3}}\]

A)

\[3-ethyl-4-methyl\text{ }hex-5-en-2-ol\]

B)

\[3-methyl-4-ethyl\text{ }hex-l-en-5-ol\]

C)

\[3-ethyl-2-hydroxy-4-methylhex-5-ene\]

D)

none of the above

View Answer
55) In the reaction,\[C{{H}_{3}}C{{H}_{2}}COON{{H}_{2}}\xrightarrow{{{P}_{2}}{{O}_{5}}}A\xrightarrow{{{H}^{+}}/{{H}_{2}}O}B\]A and B are

A)

\[C{{H}_{3}}C{{H}_{2}}CON{{H}_{2}},\,\,C{{H}_{3}}C{{H}_{2}}CO{{O}^{-}}\]

B)

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

C)

\[C{{H}_{3}}C{{H}_{2}}CN,\text{ }C{{H}_{3}}C{{H}_{2}}CO{{O}^{-}}\]

D)

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

View Answer
56) Number of a and n bonds in \[{{C}_{6}}{{H}_{5}}COOH\] are

A)

\[15\sigma ,\,\,4\pi \]

B)

\[14\sigma ,\,\,4\pi \]

C)

\[13\sigma ,\,\,4\pi \]

D)

\[16\sigma ,\,\,4\pi \]

View Answer
57) \[{{\Psi }^{2}}=0\]represent

A)

node

B)

orbital

C)

angular wave function

D)

wave functions

View Answer
58) Which of the following disaccharide has different type of linkage?

A)

Maltose

B)

Galactose

C)

Starch

D)

Sucrose

View Answer
59) For a reaction,\[\Delta H=+29\,kJ\,mo{{l}^{-1}}\]\[\Delta S=-35\,kJ\,mo{{l}^{-1}}\]at what temperature the reaction will be spontaneous?

A)

\[{{828.7}^{o}}C\]

B)

\[828.7K\]

C)

Spontaneous at all temperature

D)

Not possible

View Answer
60) As the number of nucleon increases, binding energy per nucleon

A)

increases

B)

decreases

C)

first increases then decreases

D)

first decreases then increases

View Answer
61) Rate constant has the unit \[mo{{l}^{-2}}\text{ }{{L}^{2}}\text{ }{{s}^{-1}}\], then order of reaction is

A)

zero

B)

first

C)

second

D)

third

View Answer
62) The reaction follows the mechanism\[A+BAB\,\,\,(fast)\]\[AB+B\xrightarrow{{{k}_{2}}}A+{{B}_{2}}\,\,(slow)\]then rate law is

A)

\[r=k[A][B]\]

B)

\[r=k[AB][B]\]

C)

\[r=k[A]{{[B]}^{2}}\]

D)

\[r=k{{[A]}^{2}}[B]\]

View Answer
63) Ozonolysis of which of the following will give\[HCHO\]?

A)

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

B)

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

C)

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

D)

\[C{{H}_{2}}=CHCH=C{{H}_{2}}\]

View Answer
64) \[25g\] of \[MC{{l}_{4}}\] contains \[0.5mole\]chlorine then its molecular weight is

A)

\[100g\text{ }mo{{l}^{-1}}\]

B)

\[200\text{ }g\text{ }mo{{l}^{-1}}\]

C)

\[150g\text{ }mo{{l}^{-1}}\]

D)

\[400g\text{ }mo{{l}^{-1}}\]

View Answer
65) pH of the solution containing \[1.04\times {{10}^{-12}}M\]\[KOH\] is

A)

\[-11.9\]

B)

\[+11.9\]

C)

\[7\]

D)

\[2.30\]

View Answer
66) Benzene gives mainly

A)

addition reaction

B)

elimination reaction

C)

substitution reaction

D)

all of the above

View Answer
67) Formula of ammonium manganate is

A)

\[N{{H}_{4}}Mn{{O}_{4~}}\]

B)

\[{{(N{{H}_{4}})}_{2}}Mn{{O}_{4~}}\]

C)

\[N{{H}_{4}}{{(Mn{{O}_{4~}})}_{2}}\]

D)

\[N{{H}_{4}}M{{n}_{2}}{{O}_{4}}\]

View Answer
68) Heart patients can be given

A)

Mono saturated fatty acid

B)

Trans fatty acid

C)

Polyunsaturated fatty acid

D)

Poly saturated fatty acid

View Answer
69) For the reaction \[1g\,mole\]of \[CaC{{O}_{3}}\]is enclosed in 5 L container \[CaC{{O}_{3}}(s)\xrightarrow{{}}CaO(s)+C{{O}_{2}}(g)\]\[{{K}_{p}}=1.16\]at \[1073K\]then per cent dissociation of \[CaC{{O}_{3}}\]is

A)

\[65%\]

B)

\[100%\]

C)

\[6.5%\]

D)

zero

View Answer
70) The only amino acid which is non-chiral, is

A)

lysine

B)

proline

C)

glycine

D)

histidine

View Answer
71) The electrolyte \[[Co(N{{H}_{3}})Cl]C{{l}_{2}}\] is which of the following type?

A)

\[1:2\]

B)

\[1:3\]

C)

\[2:3\]

D)

\[4:1\]

View Answer
72) In heterogeneous catalysis which of the following process takes place?

A)

Absorption

B)

Hydration

C)

Adsorption

D)

Intermediate compound

View Answer
73) An ideal solution is obtained by mixing\[C{{H}_{3}}CHB{{r}_{2}}\]and \[C{{H}_{2}}Br-C{{H}_{2}}Br\] in the ratio \[2:1,{{P}^{o}}_{C{{H}_{3}}CHBr}=173,\,{{P}^{o}}_{C{{H}_{2}}BrC{{H}_{2}}Br}=127\]

A)

\[158\]

B)

\[257\]

C)

\[137\]

D)

\[197\]

View Answer
74) For the reaction,\[{{N}_{2}}+3{{H}_{2}}\rightleftharpoons 2N{{H}_{3}}+heat\]when temperature increases cone. Of

A)

formation of \[N{{H}_{3}}\]increases

B)

formation of \[N{{H}_{3}}\] decreases

C)

concentration of \[{{N}_{2}}\] decreases

D)

concentration of \[{{H}_{2}}\] decreases

View Answer
75) Carbon-oxygen bond length of \[C{{H}_{2}}O(I);\]\[C{{H}_{2}}\text{O(II)}\]and \[C{{H}_{3}}OH(III)\]is in the order

A)

\[I>II>III\]

B)

\[II>I>III\]

C)

\[III>II>I\]

D)

\[III>I>II\]

View Answer
76) In the table

Proton Electron Charge

23 X +3

46 43 Y

X and y are

A)

\[20,-3\]

B)

\[20,+3\]

C)

\[26,-3\]

D)

none of these

View Answer
77) Which of the following is true for polypropylene?

A)

Propylene, condensation polymer

B)

Propylene, addition polymer

C)

Propylene, ammonic polymers

D)

Propylene, cationic ammonic polymerase

View Answer
78) The total number of orbital up to \[n=4\] are

A)

\[2\]

B)

\[16\]

C)

\[32\]

D)

\[30\]

View Answer
79) Coordination number of a body centred cubic is

A)

\[6\]

B)

\[8\]

C)

\[10\]

D)

\[12\]

View Answer
80) x mole of \[BaC{{O}_{3}}\]are soluble in 1 L then x is related to its solubility product by the expression

A)

\[x={{K}_{sp}}\]

B)

\[{{x}^{2}}=\sqrt{{{K}_{sp}}}\]

C)

\[x=\sqrt{{{K}_{sp}}}\]

D)

\[x=\frac{{{K}_{sp}}}{2}\]

View Answer
81) Which of the following do not have \[s{{p}^{2}}\]hybridised carbon?

A)

\[HCHO\]

B)

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

C)

\[HCOOH\]

D)

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

View Answer
82) Isopigknic solution are those which have

A)

same vapour pressure

B)

same concentration

C)

same density

D)

same osmotic pressure

View Answer
83) Which of the following is a superoxide?

A)

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

B)

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

C)

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

D)

\[{{C}_{3}}{{O}_{2}}\]

View Answer
84) The total number of isomers in \[{{C}_{6}}{{H}_{3}}C{{l}_{3}}\]

A)

two

B)

three

C)

four

D)

five

View Answer
85) In the reaction of \[NaH\] with water which of the following is present?

A)

\[Na{{O}^{-}}\]

B)

\[O{{H}^{-}}\]

C)

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

D)

\[N{{a}^{-}}\]

View Answer
86) NaH contains how many covalent bonds?

A)

Zero

B)

Two

C)

One

D)

Three

View Answer
87) \[{{S}_{g}}\] and \[{{S}_{x}}\] are

A)

isotopes

B)

isotones

C)

allotropes

D)

isobars

View Answer
88) The total number of lone pair of \[Cl{{F}_{3}}\] are

A)

\[2\]

B)

\[9\]

C)

\[11\]

D)

\[15\]

View Answer
89) For the reaction between \[KMn{{O}_{4}}\]and\[~{{H}_{2}}{{O}_{2}}\] the number of electrons transferred per mol of \[~{{H}_{2}}{{O}_{2}}\] are

A)

one

B)

two

C)

three

D)

four

View Answer
90) What will be the resultant pH when \[200Ml\]of an aqueous solution of \[HCl\]\[(pH=12)\] is mixed with 300 mL of an aqueous solution of\[NaOH\] \[(pH=12)\]?

A)

\[10\]

B)

\[11\]

C)

\[12\]

D)

\[14\]

View Answer
91) Term Ecosystem development to ecological succession was given by

A)

Odum

B)

Clements

C)

R. Mishra

D)

Blackmans

View Answer
92) Root cap is absent in

A)

xerophytes

B)

mesophytes

C)

hydrophytes

D)

halophytes

View Answer
93) Van Mahotsav was started by

A)

K. M. Munshi

B)

Sunder Lal Bahuguna

C)

Binova Bhave

D)

J. L. Nehru

View Answer
94) Zoochlorellae is an example of

A)

mutualism

B)

protocooperation

C)

parasitism

D)

predadon

View Answer
95) Pollution caused by persistent pesticides is relatively more hazardous to which type of organisms?

A)

Herbivores

B)

First level carnivores

C)

Producers

D)

Top carnivores

View Answer
96) First man made cereal (i.e., Triticale) is

A)

octaploid

B)

       hexaploid

C)

both (a) and (b)

D)

diploid

View Answer
97) First hormone produced artificially by culturing bacteria is

A)

insulin

B)

thyroxine

C)

testosterone

D)

adrenaline

View Answer
98) The dried fruit used for making musical instruments is

A)

snake gourd

B)

bitter gourd

C)

bottle gourd

D)

all of these

View Answer
99) Inflorescence axis is called

A)

rachis

B)

pedicel

C)

petiole

D)

peduncle

View Answer
100) Triploid tissue in angiosperms is

A)

nucellus

B)

endosperm

C)

endothelium

D)

tapetum

View Answer
101) Ramenta are characteristic of

A)

Marchantia

B)

Funaria

C)

Dryopteris

D)

None of these

View Answer
102) Single seeded winged fruit is called

A)

achene

B)

cypsela

C)

samara

D)

caryopsis

View Answer
103) Gynobasic style is characteristic feature of

A)

Malvaceae

B)

Lamiaceae

C)

Ranunculaceae

D)

Brassicaceae

View Answer
104) Source of kelp is

A)

green algae

B)

blue-green algae

C)

brown algae

D)

red algae

View Answer
105) Which is not present in moss sporophyte?

A)

Elaters

B)

Foot

C)

Seta

D)

Columella

View Answer
106) Tapetal cells are characterized by

A)

mitotic division

B)

meiotic division

C)

endomitosis

D)

endomitosis as well as endopolyploidy

View Answer
107) Saffron is obtained from

A)

flowers of Crocus

B)

styles and stigma of Crocus

C)

flowers of Carthamus

D)

seeds of Carthamus

View Answer
108) Best material for demonstrating streaming movements of protoplasm within living cells is

A)

onion peelings

B)

staminal hair of Tradescantia

C)

sensitive plant

D)

pith cells

View Answer
109) Nutation is shown by

A)

root

B)

stem

C)

tendril

D)

none of these

View Answer
110) Short day plant is

A)

Xanthium

B)

Pisum

C)

Cucumis

D)

Avena

View Answer
111) A hormone delaying senescence is

A)

auxin

B)

cytoldnin

C)

ethylene

D)

gibberellins

View Answer
112) Anemophily type of pollination is found in

A)

Salvia

B)

bottle brush

C)

Vallisneria

D)

coconut

View Answer
113) The outermost layer of maize endosperm is known as

A)

perisperm

B)

aleurone

C)

tapetum

D)

endothelium

View Answer
114) The net gain of ATP molecules in glycolysis is

A)

8

B)

2

C)

4

D)

0

View Answer
115) Maximum number ofATP is obtained from

A)

glucose

B)

palmitic acid

C)

malic acid

D)

P-amino acid

View Answer
116) Which of the following cell do no fYespire?

A)

Epidermal cell

B)

Cork cell

C)

RBC

D)

Sieve tube cell

View Answer
117) PS-I and PS-II were discovered by

A)

Robert Emerson

B)

Blackman

C)

Robert Mayer

D)

Arnon

View Answer
118) Maximum \[C{{O}_{2}}\] fixation is done by

A)

green plants

B)

phytoplanktons

C)

zooplanktons

D)

bacteria

View Answer
119) Mycorrhiza is an example of

A)

symbiosis

B)

parasitism

C)

saprophytism

D)

none of these

View Answer
120) Stomata can also open at night, present in

A)

xerophytes

B)

gametophytes

C)

hydrophytes

D)

none of these

View Answer
121) Which of the following is a macronutrient?

A)

Mo

B)

Ca

C)

Zn

D)

Mn

View Answer
122) Intercalary meristem results in

A)

secondary growth

B)

primary growth

C)

apical growth

D)

secondary growth

View Answer
123) Bulliform cells found in

A)

seeds of sunflower

B)

leaf of wheat

C)

pod of pea

D)

tuber of potato

View Answer
124) Complementary cells are associated with

A)

lenticels

B)

hydathodes

C)

rhytidome

D)

bark

View Answer
125) Jaculators are present in

A)

ruellia

B)

ecballium

C)

impatiens

D)

none of these

View Answer
126) Which is soluble RNA?

A)

HnRNA

B)

rRNA

C)

mRNA

D)

tRNA

View Answer
127) Export firm of the body is

A)

Golgi bodies

B)

ER

C)

Nucleus

D)

Mitochondria

View Answer
128) Characteristic of meiosis is

A)

two nuclear and two chromosome divisions

B)

two nuclear and one chromosome division

C)

one nuclear and two chromosome division

D)

one nuclear and one chromosome division

View Answer
129) Colchicine arrests which of the following stage of cell division?

A)

Prophase

B)

Anaphase

C)

Telophase

D)

Metaphase

View Answer
130) The endosperm in gymnosperms is

A)

haploid

B)

diploid

C)

triploid

D)

polyploidy

View Answer
131) Transfusion tissue is present in the leaves of

A)

Dryopteris

B)

Cycas

C)

Pinus

D)

Both (b) and (c)

View Answer
132) The 13-celled male gametophyte in Selaginella is

A)

12-cells of antheridium + 1-prothallial cell

B)

10-cells of antheridium + 3-prothallial cells

C)

9-cells of antheridium + 4-prothallial cells

D)

7-cells of antheridium + 6-prothallial cells

View Answer
133) Stomata in Funaria are found in

A)

capsule

B)

foot

C)

seta

D)

no where

View Answer
134) Gibberellin was first discovered from

A)

algae

B)

fungi

C)

bacteria

D)

roots of higher plants

View Answer
135) Heterocysts are found in

A)

Cyanophyceae

B)

Chlorophyceae

C)

Pheophyceae

D)

Rhodophyceae

View Answer
136) Study of reptiles is known as

A)

Serpentology

B)

Herpetology

C)

Icthyology

D)

None of these

View Answer
137) Who wrote the book Genetics and origin of species?

A)

A.I. Oparin

B)

Th. Dobzhansky

C)

Joseph Hooker

D)

Charles Darwin

View Answer
138) The bond present between two carbohydrates molecules is

A)

amide

B)

hydrogen

C)

glycosidic

D)

phosphodiester

View Answer
139) The idea that life originates from pre-existing life is referred as

A)

biogenesis theory

B)

special creation theory

C)

abiogenesis theory

D)

extraterrestrial theory

View Answer
140) Interferons were discovered by

A)

Zinder and Lederberg

B)

Isaacs and Lindemann

C)

Safferman and Morris

D)

Temin

View Answer
141) Wings of birds and butterflies are

A)

homologous organs

B)

analogous organs

C)

vestigial organs

D)

grafted organs

View Answer
142) Genetic drift operates in

A)

large isolated population

B)

small isolated population

C)

fast reproductive population

D)

slow reproductive population

View Answer
143) The modern man differs from the apes in

A)

protruding eyes

B)

spare body hair

C)

wearing of clothes

D)

arms shorter than legs

View Answer
144) An animal without anus is

A)

Unio

B)

Pheretima

C)

Fasciola

D)

Periplaneta

View Answer
145) Identify a deuterostome

A)

Leucosolenia

B)

Dentalium

C)

Dugesia

D)

Ophiothrix

View Answer
146) Arms are absent in

A)

sea urchin

B)

sea cucumber

C)

both (a) and (b)

D)

none of the above

View Answer
147) Isinglass, a type of byproduct of fish industry, is principally used for

A)

production of insulin

B)

feeding cattle, pig and poultry

C)

preparation of paints and varnishes

D)

clarification vinegar, wines and beer

View Answer
148) Which of the following is an egg-laying mammal?

A)

Whale

B)

Penguin

C)

Platypus

D)

Kangaroo

View Answer
149) Barr body of a mammal represents

A)

all heterochromatin in female cells

B)

all heterochromatin in male and female cells

C)

the Y-chromosome in the somatic cells of male

D)

one of the two X-chromosomes in somatic cells of female

View Answer
150) A plasmid

A)

cannot replicate

B)

can replicate independently

C)

shows independent assortment

D)

lies together with chromosomes

View Answer
151) Which of the following acts as middle man of the body?

A)

Plasma

B)

Lymph

C)

WBC

D)

RBC

View Answer
152) Example of embryonic connective tissue is

A)

Wolmans jelly

B)

Whartons jelly

C)

Wrights jelly

D)

None of these

View Answer
153) The rupture of urinary bladder is prevented by

A)

pseudo stratified epithelium

B)

stratified columnar epithelium

C)

stratified cuboidal epithelium

D)

transitional epithelium

View Answer
154) Which one of the following is present in the integument of frog, but not in mammals?

A)

Dermis

B)

Mucous gland

C)

Sweat glands

D)

Stratum germinativum

View Answer
155) A sesamoid bone is

A)

palatins

B)

pterygoid

C)

patella

D)

presphenoid

View Answer
156) An acromian process is characteristically found in

A)

skull of frog

B)

sperm of mammals

C)

pelvic girdle of mammals

D)

pectoral girdle of mammals

View Answer
157) Diastema is associated with

A)

organ of Corti

B)

retinal cells

C)

presence of certain teeth

D)

absence of certain teeth

View Answer
158) Which amino acid is denoted by symbol F?

A)

Phenylalanine

B)

Proline

C)

Tryptophan

D)

Methionine

View Answer
159) Medium in which pepsin is active?

A)

Neutral

B)

Alkaline

C)

Acidic

D)

Isotonic

View Answer
160) Vitamin-D is produced in human body by

A)

skin

B)

nerves

C)

muscles

D)

none of these

View Answer
161) Booklungs are respiratory organs in

A)

scorpion

B)

prawn

C)

snail

D)

cockroach

View Answer
162) Lungs have a large number of narrow tubes called

A)

alveoli

B)

bronchi

C)

bronchioles

D)

tracheae

View Answer
163) Pylangium in frog is found in

A)

conus arteriosus

B)

sinus venosus

C)

atrium

D)

ventricle

View Answer
164) Papillary muscles are located in

A)

heart ventricles of rabbit

B)

dermis of mammalian skin

C)

orbits of vertebrate eyes

D)

pylorus of vertebrate stomach

View Answer
165) A heart murmur indicates a defective

A)

bundle of His

B)

heart valves

C)

sinoatrial node

D)

atrio-ventricular node

View Answer
166) A nephron does not have loop of HenIe in

A)

frog

B)

man

C)

rabbit

D)

dog

View Answer
167) Haemodialysis is associated with

A)

liver

B)

spleen

C)

kidney

D)

stomach

View Answer
168) Average pH of human urine is

A)

6.0

B)

9.0

C)

3.0

D)

7.0

View Answer
169) Node of Ranvier is found in

A)

muscle bundles

B)

dendrite

C)

Right auricle

D)

axon

View Answer
170) Which of the following cranial nerve is present in rabbit but absent in frog?

A)

Glossopharyngeal

B)

Hypoglossal

C)

Olfactory

D)

Optic

View Answer
171) Pecten, a comb-like structure is found in the eye of

A)

fishes

B)

frogs

C)

birds

D)

mammals

View Answer
172) Bony labyrinth contains a fluid called

A)

perilymph

B)

endolymph

C)

haemolymph

D)

lymph

View Answer
173) Columella auris is found in

A)

rabbit

B)

frog

C)

man

D)

all of these

View Answer
174) Static equilibrium is maintained by

A)

utriculus

B)

sacculus

C)

both (a) and (b)

D)

semicircular canals

View Answer
175) Which hormone produces calorigenic effect?

A)

Thyroxine

B)

FSH

C)

Insulin

D)

All of these

View Answer
176) Treatment with alloxan destroys

A)

STH cells

B)

alpha cells of islets of Langerhans

C)

beta cells of islets of Langerhans

D)

cells of Leydig

View Answer
177) Hassalls corpuscles are found in

A)

thymus gland

B)

adrenal gland

C)

spleen

D)

parathyroid gland

View Answer
178) Bartholins glands of female correspond to which glands in male?

A)

Cowpers glands

B)

Inguinal glands

C)

Rectal glands

D)

Prostate glands

View Answer
179) Corpus spongiosum is found in

A)

ovary

B)

penis

C)

testis

D)

uterine wall

View Answer
180) Cytoplasm of ovum does not contain

A)

Golgi complex

B)

centrosomes

C)

mitochondria

D)

ribosomes

View Answer