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What would happen if oxygen availability...

What would happen if oxygen availability to activated sludge flocs is reduced ?

A

It will slow down the rate of degradation of organic matter

B

The centre of flocs will bocome anoxic , which would cause death of bacteria and eventually breakage of flocs

C

Flocs would increase in size as anaerobic bacteria would grow around flocs

D

Protozoa would grow in large numbers

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The correct Answer is:
B
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