Class 10 Science MCQ Questions of Sources of Energy with Answer

Having additional information on the Class 10 Science MCQ Question of Sources of Energy varying trouble will support your certainty and you can compose the assessment without fear.

Sources of Energy significant topics like the non-conventional source of energy, their significance, the contrast between conventional and non-conventional energy, and their use. This section likewise sheds light on sorts of fuel sources and their usage.

Practice is the solitary key for success in the CBSE Exam. You can begin practice with MCQ Question for class 10 with Answers for Board Tests.

1. An ideal source of energy should have

(a) higher calorific value
(b) easy transportability
(c) easy accessibility
(d) All of these

Answer:

(d) All of these

Explanation:

These are the characterises of ideal source of energy.

2. Select the important factor for the site selection of a thermal power plant.

(a) Distance from the populated area
(b) Availability of fuel
(c) Availability’ of water
(d) Cost of plant

Answer:

(c) Availability’ of water

Explanation:

Water is required to produce steam. Thermal power plants are setup near the coal field and transmission of electricity is easy than transporting fuel.

3. Hydropower plant are located in the

(a) desert area
(b) plane area
(c) hilly terrains
(d) none-of above

Answer:

(c) hilly terrains

Explanation:

Hydroelectric power plant are generally located in high hilly areas where dam can easily be buit and large reservoir for storage of water can be obtained.

4. Coke is more valuable when used:

(a) As a fuel for industrial boilers
(b) As an oxidizing agent
(c) As a reducing agent
(d) As a fuel in domestic ovens

Answer:

(c) As a reducing agent

5. In order to make efficient solar cooker, the cover of cooker box should be made of:

(a) Transparent plastic sheet
(b) Shining aluminum sheet
(c) Butter paper sheet
(d) Transparent glass

Answer:

(d) Transparent glass

6. Which of the followings is not a fossil fuel?

(a) Coal
(b) Petroleum
(c) Natural gas
(d) Nuclear fuel

Answer:

(d) Nuclear fuel

7. The rise of sea-water during high tide is caused by the gravitational pull of the:

(a) Sun
(b) Earth
(c) Moon
(d) Mars

Answer:

(c) Moon

8. The disposal of wastes produced in a nuclear power plant is a big problem because it is:

(a) Highly radioactive
(b) Highly inflammable
(c) Extremely foul smelling
(d) Too heavy

Answer:

(a) Highly radioactive

9. The energy efficient device for producing light is:

(a) DLF
(b) CFL
(c) FCL
(d) LPG

Answer:

(b) CFL

10. Biogas is a better fuel than animal dung cake because

(a) biogas has lower calorific value.
(b) animal dung cake has high calorific value
(c) biogas bums smoke and leaves no residue
(d) biogas is used as a fuel for cooking only wheareas dung cake can be used for cooking, illuminant the lanterns.

Answer:

(c) biogas bums smoke and leaves no residue

Explanation:

Biogas has high calorific value and leave no residue, no smoke after burning and can be used for domestic purpose, running engins and in gas lanterns for illumination.

11. Wind is caused due to

(a) uneven heating of earth’s surface
(b) rotation of earth
(c) local conditions
(d) All of these

Answer:

(d) All of these

Explanation:

All are the factors that responsible for the blowing of wind.

12. Solar cells are made of

(a) germanium
(b) silicon
(c) silver
(d) aluminium

Answer:

(b) silicon

Explanation:

Special grade silicon is used for making solar cells.

13. Which one of the following is an renewable energy source?

(a) Coal
(b) Petroleum
(c) Natural gas
(d) Wind energy

Answer:

(d) Wind energy

14. A good source of energy is a given small amount of energy:

(a) Gives small amount of energy
(b) It cannot be stored easily
(c) It should be costly
(d) It should be easily accessible

Answer:

(d) It should be easily accessible

15. Natural gas is better fossil fuel because:

(a) It is formed by decomposition of plants and animals
(b) It is found in gas form
(c) It is costly
(d) It is smokeless and no ash is left

Answer:

(d) It is smokeless and no ash is left

16. Hydro power plants generate electricity from:

(a) a liquid
(b) by hot liquid
(c) by steam
(d) by potential energy of water

Answer:

(d) by potential energy of water

17. 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

Answer:

(b) temperature difference at different levels in the ocean

18. The main constituent of biogas is

(a) methane
(b) carbon dioxide
(c) hydrogen
(d) hydrogen sulphide

Answer:

(a) methane

19. Choose the correct statement.

(a) Sun is considered 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:

(a) Sun is considered as an inexhaustible source of energy

20. Which of the following is the ultimate source of energy for us?

(a) LPG
(b) Nuclear
(c) Solar
(d) CNG

Answer:

(c) Solar