Advertisements
Advertisements
Question
The chemicals leading to the formation of ozone holes.
Advertisements
Solution
Chloroflurocarbons/CFCs
APPEARS IN
RELATED QUESTIONS
You have been selected to talk on 'ozone layer and its protection" in the school assembly on 'Environment Day.'
(a) Why should ozone layer be protected to save the environment?
(b) List any two ways that you would stress in your talk to bring in awareness amongst your fellow friends that would also help in protection of ozone layer as well as the environment.
Give one harmful effect of CFC.
How is ozone formed in the upper atmosphere? State its importance. What is responsible for its depletion? Write one harmful effect of ozone depletion.
Give balanced equations for formation of ozone molecules from oxygen molecules. What type of reaction takes place, during the formation.
Enumerate methods of protecting the ozone layer and preventing its depletion.
Which spectrum of the light harmful to organism: ____________.
Bad ozone is present in ______
Acid rain is caused by the oxides of ______.
Gas A, found in the upper layers of the atmosphere, is a deadly poison but is essential for all living beings. The amount of this gas started declining sharply in the 1980s.
- Identify Gas A. How is it formed at higher levels of the atmosphere?
- Why is it essential for all living beings? State the cause for the depletion of this gas.
Write the full form of CFCs.
