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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
- The electrophile in the nitration of benzene is
- Which of the following species contains three bond pairs and one lone pair
- Which of the following protein destroy the antigen when it enters in body call
- What is the entropy change (in J K⁻¹ mol⁻¹) when one mole of ice is converted
- The dark blue colour of the solution formed when excess of ammonia is added
Topics: Environmental Chemistry (28)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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