Name Gases that are harmful to the ozone layer:

Answer the following : What do you mean by ozone layer depletion ? What are the causes of ozone layer depletion ?

What is the importance of ozone layer ?

Name the following: Layers.

What are the harmful effects of ethanol?

In which of the following the sphere of the succesive layers are exaclty above the sphere of the lower layers ?

Ozone is:

Write the harmful effects: Deodorant

There is an ozone hole in the Ozone layer. What do you understand by this?

Name the most harmful radiation entering the earth's atmosphere from the outer space.?

What are the harmful effects of solid waste?