Question

World ozone day is celebrated on

• A. 21 April
• B. 16 September
• C. 22 April
• D. 5 June

Answer 1

The correct option is B

16 September

The correct option is B.

Explanation of the correct option:

1. Ozone is a tri-atomic molecule of oxygen.
2. It is the protective layer that prevents the earth from the harmful rays of the sun.
3. In 1987, Montreal Protocol on substances that deplete the ozone layer was signed.
4. To commemorate this day, world ozone day is celebrated since 1994, established by UN General Assembly.
5. It is done in order to generate awareness among the masses regarding the depleting ozone layer.

Explanation of the incorrect options:

Option A:

Civil Services Day is celebrated on 21 April.

Option C:

World's Earth Day is celebrated on 22 April.

Option D:

World Environment Day is celebrated on 5 June.

Final answer: World ozone day is celebrated on 16 September.