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प्रश्न
Write the full form of CFCs.
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उत्तर
CFCs: Chlorofluorocarbons
संबंधित प्रश्न
How depletion of the ozone layer affect living organisms?
How does ozone affect any ecosystem?
The harmful radiations absorbed by the ozone layer are ______.
Which radiations are absorbed by ozone layer?
The gas A is used by most of the animals to obtain energy from food by the process of respiration. When A is acted upon by radiation X, it gets converted into another gas B which is an allotrope of A but poisonous when inhaled. B forms a kind of layer C in the upper atmosphere which absorbs radiations X coming from a source Y and prevent them from reaching the earth. Some chemicals Z released from the various devices on the earth are destroying the layer C slowly. In fact, a hole has already been formed in layer C over the area D of the earth.
(a) What are gases (i) A, and (ii) B? Write their molecular formulae.
(b) Name the layer C.
(c) What are (i) X, (ii) Y, and (iii) Z?
(d) Name the area D.
(e) Name any two human ailments which may be caused by X.
Which compounds are responsible for the depletion of ozone layer?
Why is ozone layer called ozone umbrella/shield?
Which of the following harmful radiation is absorbed by the ozone layer of the stratosphere?
‘There is a hole in the ozone layer’. What do you understand by this?
Fill in the Blanks:
______ is manmade compounds that have been widely used as refrigerants and in spray propellants and foam blowing.
