Q. Which one of the following is biofuel?
A) Wood
B) Petroleum
C) Natural gas
D) Coal
Explanation
Wood, agro-industrial residues and petroleum and oil producting plants are the sources of biofuel. Biofuels are the combustible bodies of plants or comsustible product derived from biomass. Biofuels are renewable.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.