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താഴെ പറയുന്നവയിൽ ഏതാണ് ഗുരുതരമായ ജലമലിനീകരണത്തിന് കാരണമാകുന്ന കീടനാശിനി?

AHexachlorobenzene

BCadmium

CBromoform

DAcrylamide

Answer:

A. Hexachlorobenzene

Read Explanation:

All pesticides cause severe water pollution because they are harmful to human and aquatic life. Hexachlorobenzene is the only pesticide listed amongst the given options; others are known chemicals.


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