Geography
Related Questions
Give reasons for the following:
The presence of ozone layer is a boon to human being.
Give reasons for the following:
Ionosphere is important in long distance radio-wave communication.
The proportion of Nitrogen in the atmosphere is about
- 80%
- 21%
- 78%
- 65%
Which of the following is the lower most layer of the atmosphere?
- Stratosphere
- Troposphere
- Ionosphere
- Exosphere
