In which among the following substances the intermolecular force is the weakest?
A)
Wood
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B)
Mercury
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C)
Iron
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D)
Oxygen
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E)
None of these
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A cyclist does not come to rest immediately after she/he stops pedaling due to:
A)
Inertia of rest
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B)
Inertia of motion
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C)
Inertia of displacement
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D)
Inertia of direction
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E)
None of these
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A solution is prepared by dissolving 30 g of glucose in 500 g of water. Calculate the concentration of the solution.
A)
9.1%
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B)
7.96%
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C)
8.26%
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D)
6.65%
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E)
None of these
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Newton's universal law of gravitation gives the gravitational force between:
A)
The earth and a point mass only.
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B)
The earth and sun only.
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C)
Any two bodies having some mass.
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D)
Two charged bodies only.
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E)
None of these
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The chemical name of \[N{{a}_{2}}{{S}_{2}}{{O}_{3}}\]is:
A)
Sodium sulphate
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B)
Sodium sulphurous oxide
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C)
Sodium bi sulphate
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D)
Sodium thiosulphate
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E)
None of these
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Which of the following is a type of plant tissue?
A)
Epithelial
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B)
Apical
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C)
Muscular
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D)
Connective
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E)
None of these
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athode rays consists of:
A)
Positively charged particles
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B)
Negatively charged particles
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C)
Neutral particles
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D)
Both positively and negatively charged particles
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E)
None of these
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Smooth endoplasmic reticulum is found in which of the following types of cells of our body?
A)
Liver cells
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B)
Muscle cells
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C)
Adipose cells
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D)
All of these
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E)
None of these
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Which of the following statements is incorrect?
A)
A true solution is homogeneous mixture.
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B)
Very small particles (less than \[\text{1}{{\text{0}}^{-7}}\text{ }cm\]in size) of a solution can scatter a beam of light.
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C)
Solute particles of true solution cannot be separated from the mixture by the process of filtration.
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D)
Solute particles of true solution cannot be seen with naked eyes.
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E)
None of these
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Which one of the following is diploblastic?
A)
Platyhelminthes
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B)
Nematodes
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C)
Cnidaria
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D)
All the above
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E)
None of these
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Which of the following is not a characteristic of the class amphebia?
A)
They have two pair of limbs.
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B)
Respiration takes place either through gills or lungs
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C)
Heart is three chambered
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D)
Their skin is covered with scales not having any glands
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E)
None of these
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Which of the following statements is correct?
A)
Mixed cropping reduces the chance of pest infection on any one crop.
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B)
Crop rotation leads to make soil infertile.
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C)
In intercropping, always same crops are planted in different definite pattern
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D)
All the above
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E)
None of these
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Which of the following options best describes the term acceleration?
A)
The rate of velocity of a body with respect to a constant referens point.
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B)
The velocity of a body with respect to time and a reference point in rest.
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C)
The rate of change of velocity of a body with respect to time.
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D)
The rate of change of velocity without any change in direction of a body.
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E)
None of these
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Vaccination is a term coined by:
A)
Louis Pastures
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B)
J. Martin
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C)
M. Thomas
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D)
Edward Jenner
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E)
None of these
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The distance between a compression and the next rarefaction of a longitudinal wave is ________.
A)
\[\frac{\lambda }{2}\]
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B)
\[\frac{\lambda }{3}\]
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C)
\[\frac{\lambda }{4}\]
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D)
\[\lambda \]
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E)
None of these
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A child pull a block by applying a force of 15 N at an angle of\[60{}^\circ \]. Find the work done in pulling the block by a distance of 20 meters.
A)
120 joules
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B)
130 joules
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C)
140 joules
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D)
150 joules
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E)
None of these
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What would happen, if all the oxygen present in the environment converted to ozone?
A)
We will be protected more
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B)
It will become poisonous and kill living forms
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C)
Ozone is not stable, hence it will be toxic
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D)
It will help harmful sun radiations to reach earth and damage many life forms
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E)
None of these
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An object is dropped from certain height. Which of the following statements is correct about the object when it is about to reach the ground?
A)
It has minimum kinetic energy.
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B)
It has maximum kinetic energy.
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C)
The kinetic energy is zero at this point.
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D)
It has maximum potential energy.
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E)
None of these
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Calculate the force of gravitation due to earth on a man weighing 100 kg standing on the ground? (mass of earth =\[6\times {{10}^{24}}kg\], Radius of earth =\[6.4\times {{10}^{3}}kg\])
A)
850 N
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B)
350 N
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C)
1230 N
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D)
1524 N
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E)
None of these
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Calculate the percentage of Fe in \[F{{e}_{2}}{{(C{{O}_{3}})}_{2}}\](Given; Atomic mass of \[Fe=56,\] \[C=12,\] \[O=16\]).
A)
48.28%
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B)
51.72%
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C)
28.06%
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D)
21.06%
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E)
None of these
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A stone is dropped from the top of a building with a height of 1.6 meter. Find the speed of the stone just before touching the ground.
A)
\[5.6\text{ }m/s\]
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B)
\[1.6\text{ }m/s\]
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C)
\[9.6\text{ }m/s\]
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D)
\[\text{3 }m/s\]
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E)
None of these
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A groups of individuals with similar morphological characters and are able to breed among themselves and produce fertile off springs of their own kind is known as:
A)
Class
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B)
Order
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C)
Species
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D)
Phylum
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E)
None of these
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A force of 5 Newton is applied on body of mass M produces an acceleration of \[10\text{ }m/{{s}^{2}}\]. The same force when applied on another body of mass 'm' produces an acceleration of\[20\text{ }m/{{s}^{2}}\]. Find the acceleration produced by the same force when both the mass are combined together.
A)
\[10\text{ }m/{{s}^{2}}\]
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B)
\[\text{6}\text{.6 }m/{{s}^{2}}\]
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C)
\[\text{0}\text{.75 }m/{{s}^{2}}\]
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D)
\[\text{50 }m/{{s}^{2}}\]
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E)
None of these
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A boy is travelling in a car at a speed of 108 km/h. The brakes are applied so as to produce a uniform acceleration of\[-0.2\text{ }m/{{s}^{2}}\]. Find how far does the car go before it is brought to rest?
A)
1050 m
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B)
100 m
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C)
2250 m
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D)
2256 m
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E)
None of these
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Which one of the following is a prokaryotic?
A)
Hydra
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B)
Fly
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C)
Plasmodium
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D)
Fungus
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E)
None of these
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Calculate the mass of 10 moles of\[N{{a}_{2}}S{{O}_{3}}\].
A)
1260 g
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B)
1302 g
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C)
1423 g
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D)
1101 g
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E)
None of these
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A cyclist takes 180 second to complete one round of a circular track. If the radius of the circular track is 90 metres, then calculate his/her speed.
A)
3.14 m/sec
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B)
6.56 m/sec
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C)
4.25 m/sec
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D)
5.14 m/sec
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E)
None of these
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A ball of mass 1 kg is thrown upward with a speed of\[10\text{ }m/s\]. Find the potential energy of the ball when it reaches the highest point.
A)
50 joules
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B)
25 joules
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C)
75 joules
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D)
90 joules
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E)
None of these
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A source of frequency of 500 Hz emits waves of wavelength 0.4 m. How long does the waves take to travel 600 m?
A)
3 s
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B)
5 s
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C)
8 s
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D)
9 s
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E)
None of these
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Which one of the following is not a postulate of Rutherford's model of an atom?
A)
An atom consists of tiny positively charged nucleus surrounded by negatively charged electrons.
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B)
The volume of an atom is same as that of its nucleus
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C)
Most of the mass of atom is concentrated in the nucleus.
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D)
The number of electrons and protons are equal in an atom.
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E)
None of these
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Find the next term in letter-number series: 2B, 4C, 8E, 14H?
A)
20 L
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B)
22 L
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C)
21 I
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D)
16 K
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E)
None of these
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Find the next term in the series: BMO, EOQ, HQS?
A)
KSU
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B)
LMN
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C)
SOV
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D)
SOW
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E)
None of these
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Six students - A. B, C, D, E and F are sitting in a ground. A and B have come from Delhi while other from Bangalore. D and F are tall and all others are short. A, C and D are girls while other are boys. Who is the taller boy hailing from Bangalore?
A)
C
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B)
D
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C)
E
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D)
F
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E)
None of these
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Direction: (Questions 34 to 36): Read the following information carefully and answer the questions given below: (i) A, B, C, D, E, F and G are sitting around a circle and are facing the centre. (ii) G is immediate left of A. (iii) D is between C and F. (iv) A is second to the right of E. (v) C is between B and D. (vi) E is immediate right of F.
Which one of the following is false?
A)
B is immediate right of A.
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B)
F is third to the right of A.
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C)
D is third to the left of G.
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D)
F is between D and E.
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E)
None of these
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Direction: Read the following information carefully and answer the questions given below: (i) A, B, C, D, E, F and G are sitting around a circle and are facing the centre. (ii) G is immediate left of A. (iii) D is between C and F. (iv) A is second to the right of E. (v) C is between B and D. (vi) E is immediate right of F.
Which one of the following is true?
A)
B is second to the right of D.
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B)
D is between F and G.
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C)
B is second to the right of G.
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D)
E is fourth to the right of D.
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E)
None of these
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Direction: Read the following information carefully and answer the questions given below: (i) A, B, C, D, E, F and G are sitting around a circle and are facing the centre. (ii) G is immediate left of A. (iii) D is between C and F. (iv) A is second to the right of E. (v) C is between B and D. (vi) E is immediate right of F.
Which one of the following pairs has the first person sitting to the immediate left of the second person?
A)
BE
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B)
CA
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C)
GD
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D)
DF
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E)
None of these
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Directions (Questions 37 and 38): The following questions are based on the information given below: (i) \['P\times Q'\]means 'P is the father of Q'; (ii) \[\text{ }\!\!'\!\!\text{ P}-Q'\]means 'P is the sister of Q'; (iii) \['P+Q'\]means 'P is the mother of Q'; (iv) \['P\div Q'\]means ?P is the brother of Q?;
In the expression\[B+D\times M\div N\], how is M related to B?
A)
Granddaughter
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B)
Son
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C)
Grandson
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D)
Granddaughter or Grandson
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E)
None of these
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Directions (Questions 37 and 38): The following questions are based on the information given below: (i) \['P\times Q'\]means 'P is the father of Q'; (ii) \[\text{ }\!\!'\!\!\text{ P}-Q'\]means 'P is the sister of Q'; (iii) \['P+Q'\]means 'P is the mother of Q'; (iv) \['P\div Q'\]means ?P is the brother of Q?;
Which one of the following represents 'J is son of F'?
A)
\[J\div R-T\times F\]
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B)
\[J+R-T\times F\]
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C)
\[J\div M-N\times F\]
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D)
\[J-R-T\times F\]
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E)
None of these
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A)
27
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B)
31
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C)
29
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D)
75
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E)
None of these
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Find the missing number.
A)
64
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B)
40
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C)
105
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D)
120
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E)
None of these
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Which of the following statements is correct?
i. (E) pithelial tissues protect the underlying tissues from mechanical injury and harmful chemicals.
ii. There is large intercellular spaces between the cells of epithelial tissue.
iii. (C) olumnar epithelium is found in the respiratory tract.
iv. (C) ells of cuboidal epithelium does not contain nucleus.
v. Only squamous epithelium can secret substances at the epithelial surface.
A)
i and iii
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B)
ii and iv
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C)
i, ii and iii
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D)
i, iii and v
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E)
None of these
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Match the following.
Groups Name of Animals 1. Porifera [A] Hydra 2. Coelenterata [B] Ascaris 3. Annelida [C] Euplectella 4. Nematoda [D] Leech
A)
1 \[\to \]A, 2 \[\to \] C, 3 \[\to \] D, 4 \[\to \] B
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B)
1 \[\to \] C, 2 \[\to \] A, 3 \[\to \] D, 4 \[\to \] B
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C)
1 \[\to \] C, 2 \[\to \] A, 3 \[\to \] B, 4 \[\to \] D
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D)
1 \[\to \] A, 2 \[\to \] D, 3 \[\to \] C, 4 \[\to \] B
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E)
None of these
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Match the names of the Scientists given in column A with their contributions towards the understanding of the atomic structure as given in column B
(A) (B) [A] Ernest Rutherford (I) Indivisibility of atoms [B] J. J. Thomson (II) Stationary orbits [C] Dalton (III) Concept of nucleus [D] Neils Bohr (IV) Discovery of electrons [E] James Chadwick (V) Atomic number [F] E. Goldstein (VI) Neutron [G] Mosley (VII) Canal rays
A)
A \[\to \] III, B \[\to \] IV, C \[\to \] I, D \[\to \] II, E \[\to \] VI, F \[\to \] VII, G \[\to \] V
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B)
A \[\to \] III, B \[\to \] IV, C \[\to \] II, D \[\to \] I, E \[\to \] VI, F \[\to \] VII, G \[\to \] V
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C)
A \[\to \] II, B \[\to \] IV, C \[\to \] III, D \[\to \] I, E \[\to \]VI, F \[\to \]VII, G \[\to \] V
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D)
A \[\to \] III, B \[\to \] VII, C \[\to \] I, D \[\to \] II, E \[\to \] V, F \[\to \] IV, G \[\to \] VI
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E)
None of these
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Which one of the following statements is correct? i. Work and energy have different units. ii. When an aeroplane takes off, the work done by its weight is positive. iii. The potential energy of a spring increases when it is extended and decreases when it is compressed iv. When a body falls its kinetic energy remains constant. v. When negative work is done by external forces on a system, the energy of the system decreases.
A)
i, ii and iii
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B)
ii, iii and v
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C)
Only v
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D)
iii, iv and v
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E)
None of these
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Which of the following statements is correct? i. (E)endoplasmic reticulum is an interconnected system of membrane-lined tubes and sheets that run through cytoplasm. ii. (C)entrosome is like an open chamber in which digested food is stored iii. (C)hloroplasts divide the cytoplasm into small Compartments. iv. Golgi apparatus helps in the formation of Lysosomes. v. Mitochondria can manufacture some of their own proteins
A)
i, ii and iii
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B)
ii, iii, and v
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C)
i, ii, iii and v
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D)
i, iv and v
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E)
None of these
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Fill in the blanks with the correct combination of terms. The disease which lasts for \[\underline{\,\,\,\,\,P\,\,\,\,\,}\] periods of time is called \[\underline{\,\,\,\,\,Q\,\,\,\,\,}\] disease. \[\underline{\,\,\,\,\,R\,\,\,\,\,}\] and \[\underline{\,\,\,\,\,S\,\,\,\,\,}\] are its two examples.
A)
P-very long, Q-acute, R-common cold, S-dysentery
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B)
P-very short, Q-acute, R-common cold, S-dysentery
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C)
P-very short, Q-acute, R-cancer, S-dysentery
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D)
P-very long, Q-chronic, R-common cold, S-dysentery
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E)
None of these
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Three balls P, Q and R are in a straight line. The separation between P and R is 1m, and Q is placed at the midpoint between them. The masses of P, Q, and R are 200 g, 300 g and 400 g respectively. Find the net gravitational force on P (due to Q and R), Q (due to P and R) and R (due to P and Q) respectively.
A)
\[2.13\times {{10}^{-11}}N,\text{ }4.80\times {{10}^{-11}}N,\text{ }3.73\times {{10}^{-11}}N\]
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B)
\[4.80\times {{10}^{-11}}N,\text{ 3}.73\times {{10}^{-11}}N,\text{ 8}.28\times {{10}^{-13}}N\]
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C)
\[5.20\times {{10}^{-12}}N,\text{ 7}.63\times {{10}^{-11}}N,\text{ 6}.23\times {{10}^{-11}}N\]
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D)
\[2.13\times {{10}^{-11}}N,\text{ 4}\text{.80}\times {{10}^{-11}}N,\text{ 6}.52\times {{10}^{-12}}N\]
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E)
None of these
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Fill in the blanks with the correct combination of terms. The \[\underline{\,\,\,\,\,L\,\,\,\,\,}\]is equal to the \[\underline{\,\,\,\,\,M\,\,\,\,\,}\] acting between two bodies each of mass \[\underline{\,\,\,\,\,N\,\,\,\,\,}\] and whose centres are placed\[\underline{\,\,\,\,\,O\,\,\,\,\,}\]apart.
A)
L-acceleration due to gravity, M-force of attraction, N - 1 kg, O - 1 m
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B)
L-universal gravitational constant, M-force of attraction, N - 1 g, O - 1 m
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C)
L-universal gravitational constant, M-force of attraction, N - 1 kg, O - 1 m
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D)
L-acceleration due to gravity, M-force of repusion, N - 1 g, O - 1 cm
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E)
None of these
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Match the following.
Compounds Molecular mass I. \[(C){{H}_{4}}\] A. 17 u II. \[{{(C)}_{2}}{{H}_{6}}\] B. 16 u III. \[N{{H}_{3}}\] C. 30 u IV. \[{{(C)}_{2}}{{H}_{4}}\] D. 28 u
A)
I \[\to \] B, II \[\to \] C, III \[\to \] A, IV \[\to \] D
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B)
I \[\to \] A, II \[\to \] C, III \[\to \] B, IV \[\to \] D
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C)
I \[\to \] B, II \[\to \] C, III \[\to \] D, IV \[\to \] A
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D)
I \[\to \] B, II \[\to \] A, III \[\to \] C, IV \[\to \] D
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E)
None of these
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Fill in the blanks with the correct combination of terms. If an object of mass \[\underline{\,\,\,\,\,P\,\,\,\,\,}\] is accelerated uniformly from a velocity of \[\underline{\,\,\,\,\,Q\,\,\,\,\,}\] to \[\underline{\,\,\,\,\,R\,\,\,\,\,}\]in \[\underline{\,\,\,\,\,S\,\,\,\,\,}\] then magnitude of the force
exerted on the object is T.
A)
\[P-100\text{ }kg,\text{ }Q-2\text{ }m/s,\text{ }R-8\text{ }m/s,\text{ }S-6\text{ }s,\] \[T-50\text{ }N\]
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B)
\[P-100\text{ }kg,\text{ }Q-5\text{ }m/s,\text{ }R-8\text{ }m/s,\text{ }S-6\text{ }s,\]\[T-50\text{ }N\]
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C)
\[P-1000\text{ }kg,\text{ }Q-5\text{ }m/s,\text{ }R-8\text{ }m/s,\text{ }S-6\]\[s,\,\,T-50\text{ }N\]
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D)
\[P-100\text{ }kg,\text{ }Q-5\text{ }m/s,\text{ }R-8\text{ }m/s,\text{ }S-5\text{ }s,\]\[T-50\text{ }N\]
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E)
None of these
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