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प्रश्न
Select the correct answer from the following statement:
The gas which in presence of U.V. light gives two atoms of the same gas.
विकल्प
Oxygen
Ozone
Carbon dioxide
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उत्तर
Oxygen
APPEARS IN
संबंधित प्रश्न
Give one harmful effect of CFC.
Explain how, harmful ultraviolet radiations of sunlight are prevented from reaching the earth's surface.
Write the harmful effects of ozone depletion.
What would happen if the ozone layer in the atmosphere completely disappears?
How does ozone layer protect us from harmful effects in the environment?
How is ozone formed in the higher level of atmosphere?
Give reason for the following:
Destruction of ozone layer is harmful for both humans and plants.
Name or state the following:
An atmospheric pollutant responsible for both global warming and 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
Write the full form of CFCs.
