Biogas produced by fermentation of manure, sewage, cattle dung etc., predominantly…
Biology · NEET · NTA Exams — Microbes in Human Welfare
Biogas produced by fermentation of manure, sewage, cattle dung etc., predominantly comprises:
- methane, nitrogen and hydrogen
- methane and carbon dioxide
- methane and carbon monoxide
- methane and nitric oxide
Answer
(B) methane and carbon dioxide
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