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प्रश्न
Enumerate methods of protecting the ozone layer and preventing its depletion.
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उत्तर
Methods to protect ozone layer:
- By replacing CFC’s by alternative products and use of HCFC hydochloro fluoro carbons.
- International treaty [Montreal protocol] was also initiated to prevent ozone depletion.
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संबंधित प्रश्न
How depletion of the ozone layer affect living organisms?
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.
Which pollutant released into the air during refrigeration and airconditioning is the greatest contributor to the depletion of ozone layer?
(a) BHC
(b) DDT
(c) CFC
(d) UNEP
Give scientific reasons:
Ozone present in the stratosphere is called as “good ozone”.
State the chemicals responsible for ozone layer destruction.
What is Ozone?
Fill in the Blanks:
______ is manmade compounds that have been widely used as refrigerants and in spray propellants and foam blowing.
How is the ‘ozone oxygen cycle’ maintained in the stratosphere and state what disturbs the balance, resulting in ozone depletion or destruction, Give balanced equation for the same.
Name the chemicals responsible for destruction of the ozone layer. State the main chemical from these chemicals, which is responsible for more than 80% ozone depletion.
The problem caused due to ozone hole is ______.
