CBSE Class 10 Science Sources of Energy Quiz 1

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CBSE › Class 10 › Science › Sources of Energy

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1. Which of the following is a non-renewable source of energy?

A Wood B Sun C Fossil fuels D Wind

2. Acid rain happens because

A Sun heats up the upper layer of the atmosphere B burning of fossil fuels releases oxides of carbon, nitrogen and sulphur in the atmosphere C electrical charges are produced due to friction amongst clouds D earth atmosphere contains acids

3. Fuel used in thermal power plants is

A water B uranium C biomass D fossil fuels

4. 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

5. Which is the ultimate source of energy?

A Water B Sun C Uranium D Fossil fuels

6. Which one of the following forms of energy leads to least environmental pollution in the process of its harnessing and utilisation?

A Nuclear energy B Thermal energy C Solar energy D Geothermal energy

7. Ocean thermal energy is due to

A energy stored by waves in the ocean B temperature difference at different levels in the ocean C pressure difference at different levels in the ocean D tides arising out in the ocean

8. The major problem in harnessing nuclear energy is how to

A split nuclei B sustain the reaction C dispose off spent fuel safely D convert nuclear energy into electrical energy

9. 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 Outer cover of the solar cooker

10. The main constituent of biogas is

A methane B carbon dioxide C hydrogen D hydrogen sulphide

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