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Environmental Pollution

Quick practice

Question 1 of 5

Consider the following statements with reference to Ozone:

1.     It occurs naturally in the upper layers of the atmosphere. 

2.     At the ground level, it is a pollutant with highly toxic effects. 

Which of the above statement(s) is/are correct?


A

1 and 2 both

B

Only 2

C

Only 1

D

Neither 1 nor 2

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