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प्रश्न
What would happen if the ozone layer in the atmosphere completely disappears?
उत्तर
If the ozone layer in the atmosphere completely disappears, then the harmful ultraviolet radiations from the sun would enter the earth's surface and cause skin cancer and many other ailments in humans and animals, and may also damage plants.
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संबंधित प्रश्न
The prime source of chlorofluorocarbons is ______.
Write the full name of CFC.
How does ozone layer protect us from harmful effects in the environment?
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 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.
“Damage to the ozone layer is a cause of concern”. Justify this statement.
The following picture depicts a certain phenomenon
- Name the phenomenon and explain it.
- Enlist the sources that are responsible for the above mentioned phenomenon.
- List out the effects of the above phenomenon on humans.
How is ozone formed in the upper atmosphere? State its importance. What is responsible for its depletion? Write one harmful effect of ozone depletion.
What is an ozone layer. State the distribution of the ozone layer in the stratosphere.
Enumerate methods of protecting the ozone layer and preventing its depletion.
