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Sources of Energy — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceSources of Energy1 Mark
MCQ
Choose the correct statement :
  • ✓
    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

Correct option: A.
Sun can be taken as an inexhaustible source of energy.
The Sun has been radiating an enormous amount of energy at the present rate for nearly $5$ billion years and will continue radiating at that rate for about $5$ billion years more. So, it can be taken as an inexhaustible source of energy.
Fossil fuels inside the earth are present in very limited amount.
Hydro and wind energy plants run with the help of air and do not cause any pollution.
It is very difficult to dispose waste from a nuclear power plant.

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