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प्रश्न
Enumerate the damage to humans, animals and plants caused due to ozone depletion.
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
Why is damage to the ozone layer a cause for concern? What steps are being taken to limit this damage?
How does ozone layer protect us from harmful effects in the environment?
The gas A is used by most of the animals to obtain energy from food by the process of respiration. When A is acted upon by radiation X, it gets converted into another gas B which is an allotrope of A but poisonous when inhaled. B forms a kind of layer C in the upper atmosphere which absorbs radiations X coming from a source Y and prevent them from reaching the earth. Some chemicals Z released from the various devices on the earth are destroying the layer C slowly. In fact, a hole has already been formed in layer C over the area D of the earth.
(a) What are gases (i) A, and (ii) B? Write their molecular formulae.
(b) Name the layer C.
(c) What are (i) X, (ii) Y, and (iii) Z?
(d) Name the area D.
(e) Name any two human ailments which may be caused by X.
How are CFCs harmful?
Explain ozone layer, its depletion and effects of ozone depletion.
Name the following pollutants:
Any two chemicals leading to the formation of ozone holes.
State the role of chlorofluorocarbons in ozone destruction or depletion [no equations required].
Long answer type question
Montreal protocol is an essential step. Why is it so?
Which of the following radiations is responsible for the conversion of atmospheric oxygen to ozone?
Why is ozone layer getting depleted at the higher levels of the atmosphere? Mention one harmful effect caused by its depletion.
