The smallest number by which 2880 must be divided in order to make it a perfect square is
A)
2
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B)
3
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C)
4
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D)
5
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If \[\sqrt{xy}\]is irrational, then \[\sqrt{x}+\sqrt{y}\]will be
A)
Natural
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B)
Rational
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C)
Integer
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D)
Real
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A machine was sold at a profit of 10%. Had it been sold for Rs.400 less, there would have been a loss of 10%. The cost price of machine is
A)
Rs. 2000
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B)
Rs. 8000
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C)
Rs. 1000
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D)
Rs.1800
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Certain number of persons can complete a work in 100 days. If 10 persons were less, it would have taken 10 days more for the work to be completed. Number of persons in the beginning is
A)
100
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B)
90
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C)
110
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D)
None of these
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The compound interest on a certain sum of money for 2 years at 5% per annum is Rs.102.50. Compound interest on the same sum of money for the same period at 4% per annum is
A)
Rs.80.60
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B)
Rs.81.60
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C)
Rs.82.60
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D)
Rs.82.66
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Four watches are ringing alarm bells in the interval of 6, 12, 15 and 18 seconds. If they start at the same time, how many times they will ring together in 4 hours?
A)
80
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B)
81
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C)
20
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D)
21
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Total percentage by which \[\frac{4}{5}\]of 70 is less than \[\frac{5}{7}\] of 112 is
A)
42%
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B)
30%
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C)
24%
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D)
36%
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In a right angled triangle ABC, P is mid-point of AC. Which one is true?
A)
\[PA=\frac{AC}{2}\]
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B)
\[PB=\frac{AC}{2}\]
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C)
P = P
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D)
All of these
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The value of \[1+\frac{1}{1+\frac{1}{1+\frac{1}{9}}}\] is
A)
\[\frac{19}{9}\]
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B)
\[\frac{29}{19}\]
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C)
\[\frac{8}{19}\]
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D)
\[\frac{19}{8}\]
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If the radius of a sphere is doubled, how many times its volume is increased?
A)
2
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B)
4
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C)
7
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D)
8
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Polygon in which sum of the interior angles is equal to half the sum of exterior angles is
A)
Pentagon
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B)
Hexagon
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C)
Quadrilateral
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D)
None of these
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If \[a=\frac{2b+13}{5}\]and \[b=\frac{30}{a}\]then \[125{{a}^{3}}-8{{b}^{3}}\] is equal to
A)
2197
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B)
9503
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C)
13897
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D)
21897
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Between two positive integers, there are K integers, then K is
A)
Finite
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B)
Infinite
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C)
Finite under some conditions
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D)
Infinite under some conditions.
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If diagonals of a quadrilateral are perpendicular to each other, then it is
A)
Square only
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B)
Rhombus only
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C)
Square and Rhombus only
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D)
Quadrilateral other than square and Rhombus is also possible
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Sum of angles in the figure for,\[\angle 1+\angle 2+\angle 3+\angle 4+\angle 5+\angle 6\]will be
A)
\[\pi \]
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B)
\[2\pi \]
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C)
\[\frac{3\pi }{2}\]
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D)
None of these
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If O is the centre of circle and \[\angle OAB={{25}^{o}}\] and angle \[\angle OCB={{40}^{o}}\], then angle AOC will be
A)
\[{{130}^{o}}\]
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B)
\[{{65}^{o}}\]
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C)
\[{{175}^{o}}\]
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D)
None of these
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\[{{x}^{4}}+{{x}^{2}}+1\] can be factorised into
A)
Two quadratic factors
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B)
One linear factor and one cubic factor
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C)
Four linear factors
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D)
None of these
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Two identical jars filled with acid solution are mixed together. Ratio of the volumes of acid to the volume of water in Jar A is p:1 and in Jar B is q: 1. In the mixture of the two Jars A and B, the ratio of acid to water is
A)
\[\frac{p+q+2}{p+q+2pq}\]
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B)
\[\frac{p+q+2q}{p+q+1}\]
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C)
\[\frac{p+q+2pq}{p+q+2}\]
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D)
\[\frac{p+q+pq}{p+q+2}\]
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If P is a point on the side CD of a square ABCD such that PC = 5 cm. If area of the triangle ADP is 42\[c{{m}^{2}}\], then length of the side of the square is
A)
10 cm
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B)
24 cm
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C)
12 cm
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D)
16 cm
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The sum of seven consecutive natural numbers is 1617. How many of these numbers are not prime?
A)
4
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B)
2
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C)
5
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D)
7
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\[1\,N{{m}^{-2}}\] is equal to
A)
\[{{10}^{5}}\,dyne\,c{{m}^{-2}}\]
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B)
\[{{10}^{3}}\,dyne\,c{{m}^{-2}}\]
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C)
\[{{10}^{2}}\,dyne\,c{{m}^{-2}}\]
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D)
10 dyne \[c{{m}^{-2}}\]
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Velocity gradient is expressed in
A)
\[m{{s}^{-1}}\]
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B)
\[m{{s}^{-2}}\]
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C)
\[{{s}^{-1}}\]
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D)
\[{{s}^{-2}}\]
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A force of 10 Newton acts on a body for 5 sec. The change in its momentum is
A)
\[2\,kg\,m{{s}^{-1}}\]
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B)
0.5 Ns
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C)
\[50\,kg\,m{{s}^{-1}}\]
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D)
500 kg \[m{{s}^{-1}}\]
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An object will continue accelerating until
A)
The resultant force is zero
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B)
The force acting on it begins to decrease
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C)
The resultant force is increasing continuously
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D)
The resultant force acts at right angles to its motion
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With what minimum acceleration can a fireman slide down a rope while its breaking strength is \[\frac{2}{3}\]of his weight?
A)
\[\frac{2}{3}g\]
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B)
\[\frac{1}{3}g\]
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C)
g
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D)
Zero
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The angle between the force of friction and the instantaneous velocity of the body moving over the rough surface is
A)
Zero
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B)
\[\pi \]
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C)
\[\frac{\pi }{2}\]
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D)
None of these
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A body is imparted motion from rest to move in a straight line. If it is then obstructed by an opposite force, then
A)
The body is sure to slow down
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B)
The body may change its direction
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C)
The body continues to move in the same direction with the same speed
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D)
None of the above
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A man of mass 90 kg is standing upon an elevator whose cable broke suddenly. If it falls freely, the force exerted by the floor on the man is
A)
45 N
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B)
90 N
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C)
180 N
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D)
Zero
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At absolute zero, the three states of matter i.e., solids, liquids and gases, co-exist together. The exact value of absolute zero is
A)
\[{{273}^{o}}C\]
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B)
\[-{{273}^{o}}C\]
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C)
273 K
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D)
\[-{{273.16}^{o}}C\]
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Bimetallic strips are used for controlling temperature in
A)
Barometers
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B)
Thermometers
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C)
Thermostats
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D)
None of the above
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Consider the following statements:
Assertion : The velocity of sound in the air increases due to presence of moisture in it. Reason (R): The presence of moisture in air lowers the density of air. Of these statements;
A)
Both A and Rare true and R is the correct explanation of A
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B)
Both A and R are true but R is not the correct explanation of A.
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C)
A is true but R is false
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D)
A is false but R is true
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Two charges are placed in air at certain distance apart. A brass sheet is inserted between them. The force between them will
A)
Increase
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B)
Decrease
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C)
Remains unchanged
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D)
Nothing can be decided
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The equivalent resistance between A and B in the given figure is
A)
15\[\Omega \]
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B)
7.5 \[\Omega \]
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C)
25 \[\Omega \]
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D)
30 \[\Omega \]
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A human eye can form sharp images of different objects lying at different distances by changing the focal length of the eye lens on the retina. This is done due to
A)
Long-sightedness
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B)
Short-sightedness
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C)
Persistence of vision
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D)
Accommodation
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The solar constant at a place is\[1.4\,KW/{{m}^{2}}\]. How much solar energy will be received at this place per second over an area of 5 m2?
A)
5 KW
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B)
7 KW
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C)
8 KW
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D)
None of these
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A non-metal which is stored in water is
A)
Sulphur
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B)
Phosphorous
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C)
Both (a) and (b)
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D)
Neither (a) nor (b)
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When iron is exposed to moist air, its colour turns
A)
Black into red
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B)
Black into green
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C)
Black into brown
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D)
Black into blue
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In the adjacent picture a cell, an iron nail and a bulb are connected to each other. Which physical property of iron nail does the glowing of bulb indicate?
A)
Ductility
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B)
Malleability
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C)
Conductivity
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D)
Sonorosity
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The deep blue colour of copper sulphate solution turns into ______, when iron nail is put into it.
A)
Red
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B)
Light green
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C)
Yellow
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D)
No change
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Iron reacts with
A)
Cold water
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B)
Normal water
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C)
Hot water
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D)
Steam
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Which of the following is/are not the process of combustion?
A)
Burning of magnesium
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B)
Burning of wood
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C)
Respiration in human being
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D)
None of these
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The condition(s) required for the combustion of a material is/are
A)
Fuel
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B)
Supply of oxygen
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C)
Ignition temperature
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D)
All of the above
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Find the odd one out:
A)
Petrol
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B)
Diesel
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C)
Alcohol
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D)
Wood
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When an electric current is passed through the copper sulphate solution:
A)
Copper ion move toward cathode and sulphate ion move towards anode.
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B)
Copper ion move towards anode and sulphate ion move towards cathode.
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C)
Copper and sulphate ions do not move in either direction.
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D)
None of these.
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Read the following statements
(i) Coke is better fuel than coal (ii) Coke contains greater percentage of carbon Choose correct option from the following:
A)
(i) is true and (ii) is true, but (ii) is not the correct reason for (i)
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B)
(i) is true and (ii) is true but (ii) is the correct reason for (i)
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C)
(i) is true and (ii) is false. But (ii) is the correct reason for (i)
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D)
(i) is false and (ii) is true. But (ii) is the correct reason for (i)
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The term 'black gold' refers to
A)
Petroleum
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B)
Coal
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C)
Charcoal
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D)
Coke
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The term ?river is dead? refers
A)
No water in the river
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B)
Flow of water is very fast
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C)
River water is so polluted which is unfit for aquatic animals
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D)
None of these
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Smog is formed by
A)
Combination of oxides of nitrogen and fog
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B)
Combination of oxides of sulphur and fog
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C)
Combination of oxides of carbon and fog
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D)
Combination of oxides of phosphorous and fog
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A multicellular organism begins its life as
A)
A single cell
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B)
A cluster of cells
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C)
A group of four cells
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D)
A group of two cells
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Which cell out of the following can change its shape?
A)
Red blood cell
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B)
White blood cell levels on earth
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C)
Nerve cell
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D)
Skin cell
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Consequences of deforestation include
A)
Increase in temperature and pollution levels on earth
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B)
Unexpected change in weather patterns
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C)
Depletion in ground water levels
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D)
All of the above
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Large areas of protected land for conservation wild life, plant and animal resources and Traditional life of the tribals living in the area are called
A)
Biosphere reserve
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B)
National park
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C)
Sanctuary
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D)
Zoo
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Earth worms and microorganisms are called friends of the farmers because
A)
They love the farmers and are very friendly to them
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B)
They turn and loosen the soil and add humus to it
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C)
They never disturb the farmers while they are working in the fields
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D)
They move away from the fields and allow the farmers to work peacefully
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The decomposed organic matter that improves fertility of the soil is called
A)
Decomposed material
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B)
Humus
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C)
Organic waste
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D)
Weeds
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The microorganisms that reproduce only inside the cells of the host organism are
A)
Bacteria
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B)
Viruses
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C)
Fungi
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D)
Algae
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Identify the microorganism shown in the figure.
A)
Spiral bacteria
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B)
Cocci bacteria
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C)
Rod shaped bacteria
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D)
None of the above
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Choose the odd one out from the series.
A)
Blood, plasma, immunoglobulins
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B)
Sarcolemma, myofibril, Sarcomere
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C)
Neurolemma, axon, dendrite
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D)
Gastric gland, Salivary gland. Thyroid gland
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Choose the correct hierarchy of taxononaic categories of classification:
A)
Species, Genus, Order, Class, Family
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B)
Species, Genus, Class, Family, Order
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C)
Species, Genus, Order, Family, Class
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D)
Species, Genus, Family, Order, Class
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The human sperm nucleus contains
A)
23 pair of chromosomes
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B)
22 chromosomes
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C)
23 chromosomes
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D)
22 pairs of chromosomes
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The main reason for evolution of sexually reproducing organisms was
A)
To have a more organised manner of reproduction
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B)
To have a faster method of reproduction
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C)
To limit the number of off springs produced
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D)
To allow generation of greater variations
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A weed is grown in an earthen pot for conducting a study. Mineral salts are added to make the weed grow faster, but after some time it dies. This may be due to
A)
Endosmosis
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B)
Exosmosis
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C)
Exosomosis and Plasmolysis
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D)
Endosmosis and Deplasmolysis
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When was the East India Company established?
A)
1600
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B)
1602
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C)
1604
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D)
1605
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Who was known as the founder of British Empire in India?
A)
Warren Hastings
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B)
Robert Clive
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C)
Cornwallis
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D)
Lord Curzon
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Who gave the slogan ?Do or Die??
A)
Subhash Chandra Bose
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B)
Bipin Chandra Pal
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C)
Mahatma Gandhi
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D)
Bal Gangandhar Tilak
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The Khilafat Movement was organised by
A)
Mohd. Ali Jinha
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B)
Sir Syed Ahmed Khan
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C)
Shaukat AN, Mohd. AH
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D)
None of these
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The demand of 'Purna Swaraj' was formalized at the Congress Session in
A)
Calcutta, 1920
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B)
Madras, 1927
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C)
Nagpur, 1920
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D)
Lahore, 1929
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The Revolt of 1857, in Kanpur was led by
A)
TantiaTope
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B)
Rani Laxmi Bai
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C)
Nana Saheb
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D)
Amar Singh
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Who among the following was a staunch supporter of widow remarriage?
A)
Jyotirao Phule
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B)
Raja Ram Mohan Roy
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C)
Ishwar Chandra Vidyasagar
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D)
All of these
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Who presented 'KOHINOOR' to Queen Victoria?
A)
Deewan Mool Raj
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B)
Maharaja Duleep Singh
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C)
Gulab Singh
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D)
Jindar Bat
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Dr. B. R. Ambedkar clashed with Gandhiji over the issue of______.
A)
Separate Electorates for Dalits
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B)
Separate school and offices for Dalits
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C)
Welfare of Dalits
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D)
All of these
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Civil Services were established by ____.
A)
Warren Hastings
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B)
Lord Wellesly
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C)
Lord Comwallis
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D)
Lord Curzon
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The ruler who first accepted the Subsidiary Alliance was _____.
A)
Nawab of Awadh
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B)
Nawab of Bengal
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C)
Ranjeet Singh
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D)
Nizam of Hyderabad
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When Mughal rulers like Babur and Akbar ruled over India, it was called the _____period.
A)
Ancient
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B)
Medieval
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C)
Modern
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D)
Contemporary
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How many states were established in India by the State Reorganization Act of 1956?
A)
27
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B)
14
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C)
10
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D)
20
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If any change is required in the Constitution it is amended by two third majority of the
A)
Constituent Assembly
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B)
Election Commission
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C)
Members of Parliament
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D)
None of them
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A system of government in which power is divided between a central authority and various constituent units is referred as
A)
Majoritarianism
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B)
Federalism
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C)
Secularism
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D)
Communism
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If a 13-year old child is working in a factory manufacturing carpets, which fundamental right is violated?
A)
Right to freedom
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B)
Right to equality
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C)
Right against exploitation
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D)
Right to constitutional remedies
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In a coalition government power is shared by
A)
Political parties
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B)
Pressure groups
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C)
Interest groups
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D)
Social groups
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Laws made by the Legislature can be reviewed by
A)
The President
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B)
Law Minister
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C)
Judiciary
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D)
None of these
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EVMs were used throughout the country for the first time in the general election in the year
A)
2005
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B)
2004
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C)
2008
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D)
2000
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Rajya Sabha is chaired by the
A)
Prime Minister
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B)
President
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C)
Vice President
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D)
Speaker
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The country is divided into numerous constituencies for which of the following elections.
A)
General election
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B)
Assembly election
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C)
Panchayat election
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D)
Municipality election
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This refers to the court declaring that a person is not guilty of the crime which was tried by the court:
A)
Writ
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B)
Acquit
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C)
Acquiet
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D)
Acquite
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Emission from vechilces are a major cause of
A)
Water pollution
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B)
Sound pollution
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C)
Environment pollution
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D)
All of these
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View Answer play_arrow
What do we mean by franchise?
A)
Right to freedom
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B)
Right to vote
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C)
Right to property
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D)
Right to trade
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Which among these is not a minority group?
A)
Muslims
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B)
Parsis
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C)
Christians
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D)
Hindus
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Right against exploitation means
A)
Taking work without paying any wages
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B)
To work
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C)
Giving education
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D)
None of these
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Which one of the following does not make substance a resource?
A)
Utility
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B)
Value
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C)
Technology
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D)
Quantity
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Anything that can be used to satisfy our needs is called a _____.
A)
Resource
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B)
Utility
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C)
Worth
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D)
Value
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Which country has the largest livestock population in the world?
A)
USA
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B)
Australia
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C)
India
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D)
China
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What kind of resource are rocks and metals?
A)
Renewable
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B)
Biotic
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C)
Abiotic
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D)
Individual
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The layer of soil that has the maximum amount of humus is
A)
Parent rock
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B)
The bed rock
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C)
Top soil
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D)
The subsoil
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In which of the following state black soil is found?
A)
Jammu and Kashmir
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B)
Gujarat
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C)
Rajasthan
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D)
Jharkhand
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Which soil is formed as a result of intense leaching?
A)
Alluvial soil
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B)
Red soil
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C)
Laterite
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D)
Sandy soil
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Limestone deposits are usually found in
A)
Metamorphic rocks
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B)
Igneous rocks
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C)
Sedimentary rock
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D)
All of the above
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The Ruhr valley of Germany has rich deposits of
A)
Iron ore
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B)
Gold
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C)
Copper
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D)
Coal
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Which one of the following is the largest producer of bauxite in the world?
A)
India
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B)
China
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C)
Pakistan
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D)
Australia
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Agriculture is a
A)
Primary activity
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B)
Secondary activity
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C)
Tertiary activity
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D)
All of these
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Which among the following crops would you expect to find in a place with a hot and wet climate?
A)
Wheat
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B)
Tea
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C)
Rice
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D)
Millets
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Which of these factors does not affect the potential of human resource?
A)
Health
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B)
Literacy
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C)
Skill
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D)
Gender
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