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NEET 2011
Exam
NEET
Year
2011
Subject
Zoology
Chapter
Microbes in Human Welfare

NEET 2011 · Zoology · Microbes in Human Welfare

Which of the following is mainly produced by the activity of...

Which of the following is mainly produced by the activity of anaerobic bacteria on sewage?

Options

  1. APropane
  2. BMustard gas
  3. CMarsh gas
  4. DLaughing gas

Correct answer

C. Marsh gas

Step-by-step solution

The decomposition of sludge by anaerobic bacteria in sewage-treatment processes produces marsh gas (methane).
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