NEETBiodiversity and ConservationHard

Question

Minimata disease is pollution related disease.It results from

Options

A.oil spills in sea
B.DDT pollution
C.release of industrial waste containing mercury in fishing water
D.accumulation of arsenic

Solution

Mercury compounds in waste water are converted by bacterial action into extremely toxic compound, methyl mercury. Biomagnification of mercury into fishes through the food chain is responsible for large number of deaths due to Minamata diseases. It is characterised by number of limbs, lips and tongue, deafness, blurred vision, mental retardation etc.

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