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Microbes in Human Welfare question

2010 · Q92
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Microbes in Human Welfare question

2010 · Q92

NEETBiologyMicrobes in Human WelfareMCQ+4 / −1
Select the correct statement from the following:
  1. A
    Methanobacterium is an aerobic bacterium found in rumen of cattle
  2. B
    Activated sludge-sediment in settlement tanks of sewage treatment plant is a rich source of aerobic bacteria
  3. C
    Biogas, commonly called gobar gas, is pure methane
  4. D
    Biogas is produced by the activity of aerobic bacteria on animal waste
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