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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.
Related Questions: - Which of the following is a tribasic acid
- The electrolytic reduction of nitrobenzene in strongly acidic medium produces
- If P is pressure and D is density of a gas, then P and D are related as
- Choose isosteres from the following.
- The reaction in which phenol differs from alcohol is
Topics: Environmental Chemistry
(28)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which of the following is a tribasic acid
- The electrolytic reduction of nitrobenzene in strongly acidic medium produces
- If P is pressure and D is density of a gas, then P and D are related as
- Choose isosteres from the following.
- The reaction in which phenol differs from alcohol is
Topics: Environmental Chemistry (28)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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