Asked in PPSC, FPSC and other one-paper exams (compiled from unofficial resources).
Everyday & Industrial ChemistryGases in Everyday Life
Biogas produced as a result of anaerobic decay of organic matter consists primarily of _ gases?
- A.Methane and Carbon dioxide
- B.Methane and Oxygen
- C.Ethane and Carbon dioxide
- D.None of theseCorrect answer
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Practice these MCQs in the appQuick fact: Biogas produced by anaerobic decay of organic matter consists primarily of methane and carbon dioxide, with trace amounts of other gases — so the correct choice is None of these because the exact combination is not listed.