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STD 12 - 8. microbes in human welfare — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYSTD 12 - 8. microbes in human welfare1 Mark
MCQ
Biogas is pathogen free because
  • ✓
    Anaerobic digestion removes pathogens and bacteria
  • B
    It is toxic to pathogens
  • C
    During decomposition, it produce antibiotics
  • D
    Cattle dung is pathogen free
✓

Answer

Correct option: A.
Anaerobic digestion removes pathogens and bacteria
a
Biogas is pathogen free because anaerobic digestion inactivates pathogens and parasites and is quite effective in reducing the incidence of water borne diseases.

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