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Fish die in water bodies polluted by sewage due to
Options
(a) pathogens
(b) Clogging of gills
(c) Decreases in D.O
(d) Foul smell
Correct Answer:
Decreases in D.O
Explanation:
Microorganisms from sewage consume all dissolved oxygen and fish get deprived of this oxygen and ultimately die.
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Topics: Environmental Chemistry
(28)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Ester and acetamide are distinguished dy
- Which of the following has the minimum bond length ?
- 2,3-Dimethyl 1-2-butene can be prepared by heating which of the following compounds
- The oxide,which can not act as a reducing agent, is
- A mixture containing benzene and chlorobenzene is seperated by
Topics: Environmental Chemistry (28)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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