Question

Methane content of biogas is

• A. 24.6%
• B. 55.8%
• C. 8%
• D. 4%

Answer 1

Answer: (B)

55.8%

Biogas is the commonly used fuel. It is characterized by the presence of methane and carbon dioxide. Biogas comprises of usually 50% to 80% methane and 20% to 50% carbon dioxide. There are traces of gases such as hydrogen, carbon monoxide, and nitrogen.

Thus, the correct answer is option B.