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प्रश्न
Give Technical Terms:
The chemicals leading to the formation of ozone holes.
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उत्तर
Chlorofluorocarbons (CFCs)
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संबंधित प्रश्न
The prime source of chlorofluorocarbons is ______.
What is ozone?
How does ozone layer protect us from harmful effects in the environment?
Give scientific reasons:
Ozone present in the stratosphere is called as “good ozone”.
How is ozone formed in the upper atmosphere? State its importance. What is responsible for its depletion? Write one harmful effect of ozone depletion.
Discuss in detail the process of ozone depletion.
Number of Oxygen atom in Ozone.
Give balanced equation for the following conversion [one or two steps].
Oxygen to ozone gas by photolysis.
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
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.
