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: syllabus Biology, Chapter 10, Microbes in Human Welfare._

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