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Organic contaminants are removed from the wastewater by ____________

(a) Water softening

(b) Demineralization

(c) Absorption

(d) Adsorption

I got this question by my college director while I was bunking the class.

The above asked question is from Types of Unit Operations topic in section Unit Operations for Wastewater Treatment, Preliminary Treatment of Environmental Engineering

1 Answer

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Best answer
The correct answer is (d) Adsorption

For explanation I would say: Organic contaminants are removed from the wastewater by the attraction and accumulation of one substance on the surface of another.

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