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कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

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

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प्रश्न

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

पर्याय

  • It will slow down the rate of degradation of organic matter.

  • The center of flocs will become anoxic, which would cause death of bacteria and eventually breakage of flocs.

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

  • Protozoa would grow in large numbers.

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उत्तर

The center of flocs will become anoxic, which would cause death of bacteria and eventually breakage of flocs.

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पाठ 10: Microbes in Human Welfare - MULTIPLE CHOICE QUESTIONS [पृष्ठ ७१]

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एनसीईआरटी एक्झांप्लर Biology Exemplar [English] Class 12
पाठ 10 Microbes in Human Welfare
MULTIPLE CHOICE QUESTIONS | Q 11. | पृष्ठ ७१

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