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101.One way of transfer of heat energy is 'convection' which occurs in

A.     Liquids only

B.    Gasses only

C.    Liquids and gasses

D.    Liquids, gasses and solids

102.Which from the following is incompressible

A.     Solids

B.    Liquids

C.    Gasses

D.    All are compressible

103.The key factor in determining the weather is the quantity of ________ in the atmosphere.

A.     Water vapour

B.    Oxygen

C.    Carbondioxide

D.    Hydrogen

104.The entropy of the universe is

A.     Increasing

B.    Decreasing

C.    Constant

D.    None of these

105.Which from the following methods of heat transfer can take place in a vaccum?

A.     Canduction

B.    Convection

C.    Radiation

D.    All

106.Neutrons were discovered by

A.     Einstein

B.    James Chadwick

C.    F.W. Aston

D.    Rutherford

107.Mass Spectrograph was invented by

A.     Einstein

B.    James Chadwick

C.    F.W. Aston

D.    Rutherford

108.Nucleus was discovered by

A.     Einstein

B.    James Chadwick

C.    F.W. Aston

D.    Rutherford

109.Which is the process of science?

A.     Observation > Experiments > Hypothesis

B.    Hypothesis > Observations > Experiments

C.    Observation > Hypothesis > Experiments

D.    Experiments > Observations > Hypothesis

110.Salty water can be made pure by the method of

A.     filtration

B.    evaporation

C.    chromatography

D.    distillation

ANSWERS:

101.C

102.B

103.A

104.A

105.C

106.B

107.C

108.D

109.C

110.D