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Which of the following is a prime lake pollutant?

(a) Iodine

(b) Phosphorous

(c) Potassium

(d) Sodium

This question was posed to me in an interview for internship.

This key question is from Disposal of Sewage topic in division Natural Methods of Wastewater Disposal of Environmental Engineering

1 Answer

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Best answer
The correct choice is (b) Phosphorous

For explanation I would say: Phosphorous is a prime lake pollutant that promotes the algal bloom and destroys the quality and appearance of a lake.

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