alleryWhich of these is an example of a fossil fuel?
AFirewood
BBiogas
CCoal
DEthanol
Answer & Solution
Correct answer: C. Coal
1. Fossil fuels form from buried remains of prehistoric organisms.
2. Coal, petroleum and natural gas are the main examples.
3. Firewood, biogas and ethanol come from recent living matter, so they are not fossil fuels.
_Source: Wikipedia, Fossil fuel, lead section_
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