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Which of the following conditions shows ...

Which of the following conditions shows the polluted enviorment ?

A

PH of rain water is 5.6.

B

amount of carbon dioxide in the atmosphere is `0.03%`

C

biochemical oxygen demand 10 ppm.

D

eutrophication.

Text Solution

Verified by Experts

The correct Answer is:
C, D
Both these conditions show polluted atmosphere.
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