Wastewater treatment generates a large quantity of sludge, which can be treated by [NCERT…

Biology · NEET · NTA ExamsMicrobes in Human Welfare

Wastewater treatment generates a large quantity of sludge, which can be treated by   [NCERT Pg. No. 154]
  1. Anaerobic digesters
  2. Floc
  3. Chemicals
  4. Oxidation pond

Answer

(A) Anaerobic digesters

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