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प्रश्न
Enumerate methods of protecting the ozone layer and preventing its depletion.
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उत्तर
Methods to protect ozone layer:
- By replacing CFC’s by alternative products and use of HCFC hydochloro fluoro carbons.
- International treaty [Montreal protocol] was also initiated to prevent ozone depletion.
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संबंधित प्रश्न
The harmful radiations absorbed by the ozone layer are ______.
What is UNEP?
Which Gas is present in large amount in the upper part of stratosphere.
Fill in the Blanks:
The ______ is the layer of the atmosphere that contains the protective ozone layer
Ozone is abundant in this layer. Ozone heats this layer as it absorbs from incoming ultraviolet radiation from the sun:
Give balanced equations for formation of ozone molecules from oxygen molecules. What type of reaction takes place, during the formation.
State how CFCs break ozone in the stratosphere.
Which spectrum of the light harmful to organism: ____________.
Acid rain is caused by the oxides of ______.
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.
