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प्रश्न
Very short answer type question
Where was the ozone hole discovered?
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उत्तर
The ozone hole was discovered over the Antarctic region, wherein a depletion of the ozone layer has resulted in the formation of a large area of the thinned ozone layer, commonly called the ozone hole.
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संबंधित प्रश्न
What are the causes of depletion of ozone layer? Which diseases are likely to be caused if the ozone layer will become thinner?
How does ozone layer protect us from harmful effects in the environment?
The depletion of ozone layer in the upper atmosphere is mainly due to the emission of :
(a) unburnt hydrocarbons
(b) chlorofluorocarbons
(c) greenhouse gases
(d) ultraviolet radiations
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.
Depletion of ozone in the ozone layer is a cause for our worry. Why?
Which class of carbon compounds is responsible for the depletion of ozone layer at the higher level of the atmosphere?
The chemicals leading to the formation of ozone holes.
Enumerate the damage to humans, animals and plants caused due to ozone depletion.
Give reason for the following:
Destruction of ozone layer is harmful for both humans and plants.
Acid rain is caused by the oxides of ______.
