Question : Wastewater treatment generates a large quantity of sludge, – InterviewSolution

1.	Question : Wastewater treatment generates a large quantity of sludge, which can be treated by(A) Anaerobic digesters(B) Floc(C) Chemicals(D) Oxidation pond
Answer» Anaerobic digesters Floc Chemicals Oxidation pond Solution :WASTEWATER treatment produces a large QUANTITY of SLUDGE, which can be treated by anaerobic sludge digesters. These are large heated tanks in which its chemical DECOMPOSITION is catalysed by MICROORGANISM.

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