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प्रश्न
State two effects of ozone depletion.
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उत्तर
Effects of ozone depletion:
- UV rays of the Sun reach Earth and cause sunburn, premature ageing of the skin and skin cancer.
- The UV radiation can also damage several parts of the eyes, including the lens, cornea, retina, and conjunctiva.
संबंधित प्रश्न
Fill in the following blank with suitable word :
Ultraviolet rays can cause skin..............
What is ozone?
Briefly explain depletion of ozone layer and its effects.
Enumerate methods of protecting the ozone layer and preventing its depletion.
Give reason for the following:
Destruction of ozone layer is harmful for both humans and plants.
Bad ozone is present in ______
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
Gas A, found in the upper layers of the atmosphere, is a deadly poison but is essential for all living beings. The amount of this gas started declining sharply in the 1980s.
- Identify Gas A. How is it formed at higher levels of the atmosphere?
- Why is it essential for all living beings? State the cause for the depletion of this gas.
World Ozone day is celebrated on ______.
Write the full form of CFCs.
