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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 the coldest region
- When 25g of Na₂SO₄ is dissolved in 10³ kg of solution,its concentration will be
- One of the oxidants used with liquid propellants is
- Specific conductance of 0.1 M sodium chloride solution is 1.06 ˣ 10⁻²
- Which of the following is more acidic in nature
Topics: Environmental Chemistry
(28)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which of the following is the coldest region
- When 25g of Na₂SO₄ is dissolved in 10³ kg of solution,its concentration will be
- One of the oxidants used with liquid propellants is
- Specific conductance of 0.1 M sodium chloride solution is 1.06 ˣ 10⁻²
- Which of the following is more acidic in nature
Topics: Environmental Chemistry (28)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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