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प्रश्न
______ was signed in 1987 to control emission of ozone depleting substances.
To control emission of ozone-depleting substances International Treaty was signed in 1987.
विकल्प
Kyoto protocol
Montreal protocol
Nagoya protocol
Cartagena protocol
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उत्तर
Montreal protocol was signed in 1987 to control emission of ozone depleting substances.
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संबंधित प्रश्न
Explain how, harmful ultraviolet radiations of sunlight are prevented from reaching the earth's surface.
Which pollutant released into the air during refrigeration and airconditioning is the greatest contributor to the depletion of ozone layer?
(a) BHC
(b) DDT
(c) CFC
(d) UNEP
The excessive exposure of humans to ultraviolet rays results in:
- damage to immune system
- damage to lungs
- skin cancer
- peptic ulcers
Which compounds are responsible for the depletion of ozone layer?
How are CFCs harmful?
State the chemicals responsible for ozone layer destruction.
Number of Oxygen atom in Ozone.
Give balanced equations for formation of ozone molecules from oxygen molecules. What type of reaction takes place, during the formation.
Select the correct answer from the following statement:
A chemical responsible for ozone depletion.
World Ozone day is celebrated on ______.
