ICSE Class X Biology 2017 Solved Papers

Given below is a representation of a kind of pollution. Study the same and answer the questions that follow:

Question : 54

Total: 101

Mention three harmful effects of this pollution on human health.

Solution:

1 - Damages ear drum and cause deafness.
2 - Disturbs sleep and leads to nervous irritability.
3 - Interrupts concentration and disturbs peace of mind.

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