Q: Which one of the following statements is NOT correct?
(a)Biomass is a renewable source of energy
(b)Gobar gas is produced when cow-dung, crop residues, vegetable waste and sewage are allowed to decompose in the absence of oxygen
(c)Biogas generation reduces soil and water pollution
(d)Heating capacity of biogas is very low
Correct Answer: (d)
The correct answer is (b): Gobar gas is produced when cow-dung, crop residues, vegetable waste and sewage are allowed to decompose in the absence of oxygen. Subject: Geography | Sub-topic: Economic & Mineral Geography Note: This answer was determined through AI-based research. Verify against the official answer key when available.