Biology, asked by sohinichakraborty, 1 year ago

rivers contaminated with stage least two major harmful effects

Answers

Answered by jeevaforstudy
0
major causes :-
the motor cause is dengue or malaria as the breeding of the mosquitoes happens in the areas of stagnant water . another major cause is Stagnant water can be dangerous for drinking because it provides a better incubator than running water for many kinds of bacteria and parasites.
Answered by Anonymous
2
ANSWER


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THE MAJOR CAUSES ARE FOLLOWS 

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1. the motor cause is dengue or malaria as the breeding of the mosquitoes happens in the areas of stagnant water .

2.  another major cause is Stagnant water can be dangerous for drinking because it provides a better incubator than running water for many kinds of bacteria and parasites.

3. THE PLANTS AND THE ANIMALS CAN GET DESTROYED
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