alleryBiogas is produced from manure and sewage by which kind of microbes?
AAnaerobic bacteria
BAlgae in sunlight
CMycorrhizal fungi
DCommon viruses
Answer & Solution
Correct answer: A. Anaerobic bacteria
1. Biogas forms by anaerobic digestion.
2. Anaerobic bacteria break down biodegradable material such as manure.
3. The process needs the absence of oxygen.
_Source: Wikipedia, Renewable resource, Biogas_
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