In the activated sludge process________?

1756Civil EngineeringMedium

ASludge is activated by constant stirring

BWater is removed by centrifugal action

CAeration is continued till stability

DAeration is done with an admixture of previously aerated sludge

Correct answer

D. Aeration is done with an admixture of previously aerated sludge

Explanation

The correct answer is Aeration is done with an admixture of previously aerated sludge.

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