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प्रश्न
Enumerate the damage to humans, animals and plants caused due to ozone depletion.
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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
APPEARS IN
संबंधित प्रश्न
The harmful radiations absorbed by the ozone layer are ______.
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
The excessive exposure of humans to ultraviolet rays results in:
- damage to immune system
- damage to lungs
- skin cancer
- peptic ulcers
Fill in the Blanks:
The ______ is the layer of the atmosphere that contains the protective ozone layer
State the role of chlorofluorocarbons in ozone destruction or depletion [no equations required].
Which spectrum of the light harmful to organism: ____________.
Acid rain is caused by the oxides of ______.
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?
In 1987, the United Nations Environment Programme (UNEP) forged an agreement to freeze the production of a certain chemical to the year 1986 level. Name the chemical and the manufacturing companies m which this chemical was being mostly used.
In what way this chemical damage -
- the upper layers of the atmosphere and ultimately
- the organisms on the earth.
______ was signed in 1987 to control emission of ozone depleting substances.
