Q. Which is the artificial liquid fuel obtained by fermentation process?
✅ Correct Answer: (B)
alcohol
Explanation: alcohol is an artificial fuel obtained from vegetable matter by fermentation process. it is used in many chemical processes. the first four aliphatic alcohols (methanol, propanol, ethanol and butanol) are of interest as fuels because they can be synthesized chemically or biologically. the general chemical formula for alcohol fuel is cnh2n+1oh.