Q170 / 180 · AIIMS 2006 · Zoology

Pollution from animal excreta and organic waste from kitchen can be most profitably minimized by

  • A
    storing them in underground storage tanks
  • Correct answer
    B
    using them for producing biogas
  • C
    vermiculture
  • D
    using them directly as biofertilizers.

Solution

Pollution from animal excreta and organic waste from kitchen can be most profitably minimized by using them in the generation of biogas. Biogas is a mixture of methane and carbon dioxide resulting from the anaerobic decomposition of such waste materials as domestic, industrial and agricultural sewage.

Hence, the correct answer is option: 'B'.

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