Answer :

If the pH of rainwater is less than 7, it means its nature is acidic.


If the pH of rainwater is above 7, it means its nature is basic.


If the pH of rainwater is 7, it means its nature is neutral.



Natural rainwater has a pH around 5.6 and is slightly acidic. If value of pH is below pH, then it is considered as “acid rain”. Acid rain particularly damages:


i. Lakes, rivers, streams


ii. Forests


iii. Plants and animals


iv. Human beings (especially damages the skin)


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