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प्रश्न
Which of the following harmful radiation is absorbed by the ozone layer of the stratosphere?
विकल्प
X-ray
Visible light
Ultraviolet rays
Gamma rays
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उत्तर
Ultraviolet rays
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संबंधित प्रश्न
Write the full name of CFC.
How does ozone layer protect us from harmful effects in the environment?
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.
Briefly explain depletion of ozone layer and its effects.
State the chemicals responsible for ozone layer destruction.
State how CFCs break ozone in the stratosphere.
Give balanced equation for the following conversion [one or two steps].
Oxygen to ozone gas by photolysis.
Global warming is a phenomenon related to ______.
A motor car, with its glass totally closed, is parked directly under the sun. The inside temperature of the car rises very high. Explain why?
Why is ozone layer getting depleted at the higher levels of the atmosphere? Mention one harmful effect caused by its depletion.
