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GK (Science)

Description: General Knowledge Expected Paper Test Preparation for School/ College, Olympiads, UPSC, Bank PO, Railways and Other Entrance and Competitive Exams Preparation
Number of Questions: 25
Created by:
Tags: B.ED BANK EXAM.M.ED UPSC BSC Science
Attempted 0/25 Correct 0 Score 0

Which is considered to be an anamolous compound?

  1. Water

  2. Sodium chloride

  3. Formic acid

  4. Formaldehyde


Correct Option: A

India is a member of

  1. G-7, G-15 and G-77

  2. G-15 and G-77

  3. G-7 and G-15

  4. G-7 and G-77


Correct Option: B

A body spends 20 joules of energy in 5 second . What is its power?

  1. 100 w

  2. 20 w

  3. 5 w

  4. 4 w


Correct Option: D

The mode of propagation of heat from the sun to the earth is

  1. conduction

  2. convection alone

  3. radiation alone

  4. convection and radiation


Correct Option: C

The total energy of a particle executing simple harmonic motion is proportional to the

  1. amplitude of the motion

  2. square of the amplitude of the motion

  3. cube of the amplititude of the motion

  4. square of the acceleration of the body


Correct Option: B

An electric motor is used to convert

  1. electrical energy into mechanical energy

  2. mechanical energy into kinetic energy

  3. mechanical energy into electrical energy

  4. higher voltage to lower voltage


Correct Option: A

The fraction of the total volume of an iceberg of density 0.93 floating in North Sea with density of 1.03 gm/cm3 is

  1. 1%

  2. 11%

  3. 21%

  4. 75%


Correct Option: B

The National Chemical Laboratory is siuated in

  1. New Delhi

  2. Bangaluru

  3. Pune

  4. Patna


Correct Option: C

N-type semi-conductors are obained by adding impurities to pure germanium. The impurities have to be

  1. monovalent

  2. trivalent

  3. tetravalent

  4. pentavalent


Correct Option: D

In a case of uniform circular motion, the acceleration is

  1. zero

  2. constant in magnitude and directed radially inwards

  3. variable in magnitude, but constant in direction

  4. variable in magnituude, but tangential to the circle


Correct Option: B

One micron is equal to

  1. 10-6m

  2. 10-5m

  3. 10-4m

  4. 10-3m


Correct Option: A

The mean distance from the earth to the sun is

  1. 450 million km

  2. 250 million km

  3. 150 million km

  4. 14 million km


Correct Option: C

The normal temperature of human body is

  1. 400 F

  2. 400 C

  3. 1000 F

  4. 370 C


Correct Option: D

Which gas is commonly used in balloons and airships?

  1. Hydrogen

  2. Helium

  3. Carbon

  4. Hydrogen sulphide


Correct Option: B

The main source of energy of the sun is

  1. fusion of heavy nuclei

  2. fusion of light nuclei

  3. fission of light nuclei

  4. both fusion and fission


Correct Option: B

The dimension of electromotive force is

  1. MLQ

  2. ML2T-2

  3. ML2Q-2

  4. ML2T-2Q-1


Correct Option: D

Escape velocity from the earth's surface is

  1. equal to that from the moon's surface

  2. greater than that from the moon's surface

  3. less than that from the moon's surface

  4. equal to that from the sun's surface


Correct Option: B

Containers for carrying strong acids are made of

  1. platinum

  2. brass

  3. copper

  4. lead


Correct Option: D

Tritium nucleus consists of

  1. one proton and two neutrons

  2. two neutrons and two protons

  3. two protons and one neutron

  4. one neutron and one proton


Correct Option: A

Which one of the following is not a sea port?

  1. Cairo

  2. Dublin

  3. Lisbon

  4. Rotterdam


Correct Option: A

The formula for washing soda is

  1. Na2CO3

  2. Na2CO3. H2O

  3. Na2CO3. 7H2O

  4. Na2CO3.10 H2O


Correct Option: D

Which one of the following is a landlocked country?

  1. Albania

  2. Bulgaria

  3. Hungary

  4. Romania


Correct Option: A

A secondary cell of emf 2.5 volts and internal resistance of 0.05 ohm is being charged with a current of 10 amps. The potential difference between ie two terminals of the secindary cell will be

  1. 2.0

  2. 2.2

  3. 2.5

  4. 3.0


Correct Option: C

When a ray of light is transmitted from air to glass the frequency

  1. increases and wavelengh decreases

  2. decreases and wavelength increases

  3. is unaltered but the wavelength decreases

  4. is unaltered but the wavelength increases


Correct Option: C

When hard water is treated with zeolite, the ions exchanged would include

  1. Na+ and H+

  2. Na+ and Mg2+

  3. Na+ and OH-

  4. Na+ and SO42


Correct Option: B
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