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Sources of Energy — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceSources of Energy1 Mark
MCQ
The main constituent of biogas is :
  • ✓
    Methane
  • B
    Carbon dioxide
  • C
    Hydrogen
  • D
    Hydrogen sulphide
✓

Answer

Correct option: A.
Methane
Biogas typically refers to a mixture of gases produced by the breakdown of organic matter in the absence of oxygen.
Hence, its main constituent will be methane.

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