CIVIL, UPSC, UPPSC, Other Pcs's : General Science Online Test

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Q1). Which of the following is most likely to cause a rise in the average temperature of earth's atmosphere in future?

A. CO2 from fossil fuels

B. Atomic warfare

C. Depletion of earth's ozone layer

D. Dust clouds from valcanoes

Answer: B

Description: due to CO2 from fossil fuels

Q2). Earth's seasons are caused by which of the following?

A. The earth's orbit around the sun as an exlipse rather than a circle

B. The varying amount of sunspot activity

C. The tilt of the earth's rotation relative to the ecliptic as earth revolves around the sun

D. The rotation of during a 24-hour day

Answer: C

Description: Earth's seasons are caused by the tilt of the earth's rotation relative to the ecliptic as earth revolves around the sun

Q3). When a gas is turned into a liquid, the process is called -

A. evaporation

B. deposition

C. sublimation

D. condensation

Answer: D

Description:

Q4). As you go down into a well, your weight

A. decreases slightly

B. increases slightly

C. remains exactly the same

D. None of the Above

Answer: A

Description: As you go down into a well, your weight decreases slightly.

Q5). Which of the following items will be attracted to the north pole of a permanent magnet by a magnet force?

A. A positively charged glass rod

B. A piece of iron that is not a permanent magnet

C. The north pole of another permanent magnet

D. A negatively charged rubber rod

Answer: A

Description:

Q6). Which of the following elements is a metal -

A. S

B. Se

C. Ga

D. None of the Above

Answer: C

Description: Galium (Ga)

Q7). The accumulation of stress along the boundaries of lithospheric plates results in which of the following?

A. Magnetic reversals

B. Increased deposition of deep-sea sediments

C. Earthquakes

D. Hurricanses

Answer: C

Description: The accumulation of stress along the boundaries of lithospheric plates results in Earthquakes.

Q8). The study of phenomena at very low temperatures is called

A. morphology

B. heat transfer

C. cryogenics

D. crystallography

Answer: C

Description: The study of phenomena at very low temperatures is called 'cryogenics' .

Q9). Superconductivity is a material property associated with

A. a loss of electrical resistance

B. frictionless liquid flow

C. a loss of thermal resistance

D. cooling a substance without a phase change

Answer: A

Description:

Q10). If a metal can be drawn into wires relatively easily it is called

A. malleable

B. extractive

C. tactile

D. ductile

Answer: D

Description: If a metal can be drawn into wires relatively easily it is called 'ductile'.

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Author : Electronic Study

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