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Sewage treatment process in which part of decomposer bacteria is recycled into starting of the process is called
Options
(a) Cyclic treatment
(b) Primary treatment
(c) Teritary treatment
(d) Activated sludge treatment
Correct Answer:
Activated sludge treatment
Explanation:
Activated sludge treatment involves air or oxygen being introduced into a mixture of screened, and primary treated sewage or industrial wastewater (wastewater) combined with organisms to develop a biological floc which reduces the organic content of the sewage.
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Topics: Microbes in Human Welfare
(63)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Lipid molecule in plasma membrane are arranged in
- Which of the following type of plastids does not contain stored food material
- Which of the following insecticide is obtained from the roots of Derris elliptica?
- A hereditary disease which is never passed on from father to son is
- Mutations can be indued with:
Topics: Microbes in Human Welfare (63)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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