Sandhya and Neeta

1. What is the Ozone layer? Of what importance is it?

2. Which harmful rays does the Ozone layer stop from touching Earth?

3. Of what is the Ozone layer made?

4. Because of what properties does the Ozone layer make the stars visible from earth twinkle?

5. What will cause a hole in the Ozone layer in the future?

6. What is the percentage of the Ozone gas in the atmosphere?

7. How many layers are there in the Ozone layer? (There seems to be a confusion, but I have retained the original in the translation)

8. What are the advantages of the Ozone layer?

9. What really is the Ozone layer?

10. What is the principle of the Ozone layer?