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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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- A gas deviates from ideal behaviour at a high pressure because its molecules
- In the cyanide ion, the formal negative charge is on
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Topics: Environmental Chemistry
(28)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which of the following pairs has the same size
- A gas deviates from ideal behaviour at a high pressure because its molecules
- In the cyanide ion, the formal negative charge is on
- The solubility of saturated solution of calcium fluoride is 2 ˣ 10⁻⁴ moles
- The range of radius ratio (cationic to anionic) for an octahedral arrangement
Topics: Environmental Chemistry (28)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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