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The domestic sewage in large cities
Options
(a) has a high BOD as it contains both aerobic and anaerobic bacteria.
(b) is processed by aerobic and then anaerobic bacteria in the secondary treatment in Sewage Treatment Plants (STPs)
(c) when treated in STPs does not really require the aeration step as the sewage contains adequate oxygen
(d) has very high amounts of suspended solids and dissolved salts
Correct Answer:
is processed by aerobic and then anaerobic bacteria in the secondary treatment in Sewage Treatment Plants (STPs)
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Biology and Human Welfare
(44)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Protein present in the matrix of cartilage is known as
- The fruit is chambered, developed from inferior ovary and has seeds with succulent testa
- Chipko movement was launched for the protection of
- Monoecious plant of Chara shows occurrence of :
- Which one of the following is NOT a characteristic of phylum Annelida?
Topics: Biology and Human Welfare (44)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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