NEETZoologyMicrobes in Human Welfare
What would happen if oxygen availability to activated sludge flocs is reduced?
Options
- AIt will slow down the rate of degradation of organic matter
- BThe center of flocs will become anoxic, which would cause death of bacteria and eventually breakage of flocs.
- CFlocs would increase in size as anaerobic bacteria would grow around flocs.
- DProtozoa would grow in large numbers.
Correct answer
B. The center of flocs will become anoxic, which would cause death of bacteria and eventually breakage of flocs.
Step-by-step solution
If oxygen availability to activated sludge flocs is reduced the center of flocs will become anoxic, which would cause death of bacteria and eventually breakage of flocs.