How is biogas beneficial compared to conventional energy sources?

  • A
    More efficient as an energy source
  • B
    Useful as a good fertilizer
  • C
    Prevents the spread of pathogens
  • D
    All of the above

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Similar Questions

Methanogens are found in
$I.$ organic acid
$II.$ rumen of cattle
$III.$ butanal
$IV.$ anaerobic sludge
Choose the correct option

$A$ : Methanogens can show symbiotic association with eukaryotic organisms.
$R$ : They are used for the production of biogas.

Assertion $A$: Cow dung is used for the production of biogas.
Reason $R$: Cow dung is rich in methanogens.
Which option is correct for Assertion $A$ and Reason $R$?

Organisms known as methanogens are abundant in . . . . . . .

Biogas contains:

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