Question

Why did people living in the areas nearby the water reservoir, suffer from various diseases​​
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Answer 1

ANSWER :-

• The heavy metals could find their way into human beings through food chain
• The bioaccumulation cause various physiological disorders such as hypertension, sporadic fever, renal damage, nausea, etc

Answer 2

Reservoirs include humans, animals, and the environment. The reservoir may or may not be the source from which an agent is transferred to a host. For example, the reservoir of Clostridium botulinum is soil, but the source of most botulism infections is improperly canned food containing C. botulinum spores.

The heavy metals could find their way into human beings through food chain

The bioaccumulation cause various physiological disorders such as hypertension, sporadic fever, renal damage, nausea, etc