Q11Multiple choice
Which of the following statements is correct?
- (i)Ozone hole is a hole formed in stratosphere from which ozone oozes out.
- (ii)Ozone hole is a hole formed in the troposphere from which ozone oozes out.
- (iii)Ozone hole is thinning of ozone layer of stratosphere at some places.
- (iv)Ozone hole means vanishing of ozone layer around the earth completely.
Show answer
(iii) Ozone hole is thinning of ozone layer of stratosphere at some places.