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प्रश्न
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.
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उत्तर
Chemicals responsible for ozone depletion are: [CFCs] chlorofluoro carbons, CR,CL, CH3Br, CCl4, CH4 and nitrous oxide [N2O]
Main responsible chemical is chlorofluorocarbons CFCl, for 80% depletron.
State the man-made applications which make use of that chemical.
Man made application is coolant in refrigeration and A.C.’s
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संबंधित प्रश्न
How depletion of the ozone layer affect living organisms?
How does ozone affect any ecosystem?
Why is damage to the ozone layer a cause for concern? What steps are being taken to limit this damage?
The harmful radiations absorbed by the ozone layer are ______.
Fill in the following blank with suitable word :
Ultraviolet rays can cause skin..............
What is ozone?
O2 is converted into O3 by the action of :
(a) infrared radiations
(b) ultraviolet radiations
(c) gamma radiations
(d) cosmic radiations
Explain ozone layer, its depletion and effects of ozone depletion.
How is ozone formed in the upper atmosphere? State its importance. What is responsible for its depletion? Write one harmful effect of ozone depletion.
Which of the following may be a conclusion of the excessive exposure of humans to sun’s ultraviolet rays?
- Peptic ulcers
- Eye disease like cataract
- Damage to lungs
- Skin cancer
