Biology · Microbes in Human Welfare
During anaerobic sewage treatment, biogas is produced which predominantly includes a mixture of:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Hydrogen sulphide, nitrogen, and methane
- 2Hydrogen sulphide, methane, and sulphur dioxide
- 3Methane, oxygen, and hydrogen sulphide
- 4Methane, hydrogen sulphide, and carbon dioxide✓
Correct answer
Methane, hydrogen sulphide, and carbon dioxide
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