2
Q:
| A) Mesosphere | B) Ionosphere |
| C) Troposphere | D) Stratosphere |
Answer: D) Stratosphere
Explanation:
Explanation:
The earth's atmosphere is composed of 4 layers.
1. Troposphere
2. Stratosphere
3. Ionosphere
4. Mesosphere

The ozone layer is located in the lower region of the Stratosphere which extends at 11 - 50 kms from the Earth's suface.
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