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प्रश्न
Give reason for the following:
Destruction of ozone layer is harmful for both humans and plants.
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उत्तर
Damage cause due to ozone depletion to humans:
- Sun burn and skin cancer
- Disruption in function of DNA
- Early aging of skin
- weakening of immune system
- eye cataract and eye damage
Animals: Severe damage to cells of animals and all the damages caused to humans as above.
Plants:
- Retards plant growth.
- Reduces chlorophyll content
- inhibits pollen germination
- Disrupts ecosystem, quality of vegetables
- increases harmful mutations
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संबंधित प्रश्न
Which radiations are absorbed by ozone layer?
The depletion of ozone layer in the upper atmosphere is mainly due to the emission of :
(a) unburnt hydrocarbons
(b) chlorofluorocarbons
(c) greenhouse gases
(d) ultraviolet radiations
“Damage to the ozone layer is a cause of concern”. Justify this statement.
Give scientific reasons:
Ozone present in the stratosphere is called as “good ozone”.
Name the following pollutants:
Any two chemicals leading to the formation of ozone holes.
State two effects of ozone depletion.
Which Gas is present in large amount in the upper part of stratosphere.
Very short answer type question
Where was the ozone hole discovered?
A motor car, with its glass totally closed, is parked directly under the sun. The inside temperature of the car rises very high. Explain why?
Write the full form of CFCs.
