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in a water body, too much sewage leads to

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Question 17
A
a decrease in the temperature of the water which causes death of aquatic animals.
B
an increase in the number of aquatic animals in the water.
C
an increase in the bacterial population which reduces the level of oxygen in he water.
D
a decrease in the bacterial population which increases the level of oxygen in the water.
Explanation

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Correct option: C

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