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What would happen if oxygen availability to activated sludge flocs is reduced?A. It will slow down the rate of degradation of organic matterB. The centre of flocs will bocome anoxic , which would cause death of bacteria and eventually breakage of flocsC. Flocs would increase in size as anaerobic bacteria would grow around flocsD. Protozoa would grow in large numbers |
| Answer» Correct Answer - B | |