alleryThe biogas plant produces a fuel that can be:
AUsed as a paint thinner
BUsed to make plastic
CEaten as supplement
DUsed as clean cooking gas
Answer & Solution
Correct answer: D. Used as clean cooking gas
1. Biogas is mostly methane (50-75 percent).
2. Methane burns cleanly to give CO2 and water.
3. It is therefore widely used as a clean cooking gas in rural areas.
4. It also runs gas engines and lights.
5. So biogas is used as a clean cooking gas.
_Source: syllabus Science Ch 14 'Sources of Energy' (byjus.com extract)_
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