Bacteria producing biogas are known as:
ANitrogenous
BHydrogenous
CCarbonogens
DMethanogens
Answer & Solution
Correct answer: D. Methanogens
1. Biogas contains predominantly methane.
2. The bacteria are named for what they make.
3. They are the methanogens.
_Source: NCERT Class 12 Biology, Chapter 10, Microbes in Human Welfare._
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