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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
- Large woody vines are more commonly found in :
- The ovule during its development undergoes 180 degree curvature bringing
- Which one of the following statements is correct for secondary succession ?
- Select the correct match of the digested products in humans given in column-I
- Which one of the following features is common in silver,fish,scorpion,dragonfly
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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