Question

2. Which of these gases protect us from the
ultraviolet rays of the Sun?
a. Carbon dioxide b. Ozone
C. Methane d. Oxygen
3. The layer which transmits radio waves back to
the Earth is the:
a. Stratosphere b. Exosphere
C. Thermosphere d. Mesosphere
4. All weather phenomena takes place in the
a. Mesosphere b. Exosphere
C. Troposphere d. Stratosphere
5. Ozone layer is present in the
a. Stratosphere b. Exosphere
C. Troposphere
d. Mesosphere​

Answer 1

Answer:

2.Ozone

3.Thermosphere

Answer 2

Answer:

2)ozone

3)mesosphere

4)troposphere

5)stratosphere

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