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प्रश्न
What is an ozone layer. State the distribution of the ozone layer in the stratosphere.
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उत्तर
Ozone layer: “Is a layer in the earth’s atmosphere which contains relatively high concentration of ozone [O3].” Ozone layer is distributed 20-30 kms above the earth in stratosphere.
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संबंधित प्रश्न
The harmful radiations absorbed by the ozone layer are ______.
What is UNEP?
What step has been taken by UNEP in 1987 to prevent too much damage to the ozone layer?
Which class of carbon compounds is responsible for the depletion of ozone layer at the higher level of the atmosphere?
Why is ozone layer called ozone umbrella/shield?
Name the following pollutants:
Any two chemicals leading to the formation of ozone holes.
State how CFCs break ozone in the stratosphere.
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.
In 1987, an agreement was formulated by the United Nations Environment Programme (UNEP) to freeze the production of “X” to prevent the depletion of “Y”. “X” and “Y” respectively referred to here are ______.
