Sources of Energy Quiz | Sources of Energy Objective Type Questions and Answers

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Questions
21 Which among the following is not a renewable source of energy?
A Solar energy
B Biomass energy
C Hydro-power
D Geothermal energy

Answer: Biomass energy
22 Which of the following is a disadvantage of most of the renewable energy sources?
A Highly polluting
B High waste disposal cost
C Unreliable supply
D High running cost

Answer: Unreliable supply
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23 Identify the non-renewable energy resource from the following:
A Coal
B Fuel cells
C Wind power
D Wave power

Answer: Coal
24 Hydrogen bomb is based on
A Nuclear Fission reaction
B Nuclear Fusion reaction
C both (A) and (B)
D None of the above

Answer: Nuclear Fusion reaction
25 Following is true for producing nuclear energy
A nucleus of a heavy atom is bombarded with low energy neutrons
B nuclear fission takes place
C both (A) and (B)
D None of the above

Answer: both (A) and (B)
26 Ocean thermal energy is obtained dur to
A difference in sea level
B winds blowing from sea
C temperature difference of sea surface and depth
D none of the above

Answer: temperature difference of sea surface and depth
27 Following material is used to make solar cell
A Germanium
B Silicon
C Indium
D None Of The Above

Answer: Silicon
28 Following is responsible for tidal energy
A difference in sea level
B winds blowing from sea
C temperature difference of sea and land
D none of the above

Answer: difference in sea level
29 The solar energy reaching unit area at outer edge of the earth’s atmosphere exposed perpendicularly to the rays of the Sun at the average distance between the Sun and earth is known as the
A Solar constant
B Energy constant
C energy equivalent
D None of the Above

Answer: Solar constant
30 Acid rain happens because
A sun leads to heating of upper layer of atmosphere
B burning of fossil fuels release oxides of carbon, nitrogen and sulphur in the atmosphere
C electrical charges are produced due to friction amongst clouds
D None Of The Above

Answer: burning of fossil fuels release oxides of carbon, nitrogen and sulphur in the atmosphere
31 In a hydro power plant
A potential energy possessed by stored water is converted into electricity
B kinetic energy possessed by stored water is converted into potential energy
C electricity is extracted from water
D water is converted into steam to produce electricity

Answer: potential energy possessed by stored water is converted into electricity
32 Which part of the solar cooker is responsible for greenhouse effect?
A Coating with black colour inside the box
B Mirror
C Glass sheet
D None of the above

Answer: Glass sheet
33 Choose the correct statement
A Sun can be taken as an inexhaustible source of energy
B There is infinite storage of fossil fuel inside the earth
C Hydro and wind energy plants are non-polluting sources of energy
D Waste from a nuclear power plant can be easily disposed off

Answer: Sun can be taken as an inexhaustible source of energy
34 In a hydroelectric power plant more electrical power can be generated if water falls from a greater height because
A its temperature increases
B larger amount of potential energy is converted into kinetic energy
C the electricity content of water increases with height
D more water molecules dissociate into ions

Answer: larger amount of potential energy is converted into kinetic energy
35 Choose the incorrect statement.
A We are encouraged to plant more trees so as to ensure clean environment and also provide biomass fuel
B Gobar-gas is produced when crops, vegetable wastes etc., decompose in the absence of oxygen
C The main ingredient of biogas is ethane and it gives a lot of smoke and also produces a lot of residual ash
D None of the above

Answer: The main ingredient of biogas is ethane and it gives a lot of smoke and also produces a lot of residual ash
36 Which of the following is (are) released on fossil fuels?
A Nitrogen
B Carbon dioxide
C Water vapor
D All of the above

Answer: All of the above
37 Following is (are) the use(s) of Wind energy
A In water lifting pump
B To generate electricity
C both (A) and (B)
D None of the above

Answer: both (A) and (B)
38 Dynamo converts the
A mechanical energy into electrical energy
B chemical energy into electrical energy
C heat energy into electrical energy
D None of the above

Answer: mechanical energy into electrical energy
39 Which is the major constituent of Bio-gas?
A Carbon dioxide
B Methane
C Hydrogen
D None of the above

Answer: Methane
40 Which country is called the country of ‘winds’?
A Sweden
B Norway
C Denmark
D France

Answer: Denmark

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