Ozone is considered an important component in the stratosphere because $......$
- AIt prevents the formation of smog.
- BIt reacts with and removes toxic gases from the atmosphere.
- CIt absorbs ultraviolet radiation which is harmful to us.
- DIt destroys harmful bacteria.
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Which solvent from the following is used in order to avoid the creation of waste and the pollution of air?
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View SolutionGiven below are two statements: one is labelled as Assertion $(A)$ and the other is labelled as Reason $(R).$
Assertion $(A):$ Photochemical smog causes cracking of rubber.
Reason $(R):$ Presence of ozone,nitric oxide,acrolein,formaldehyde and peroxyacetyl nitrate in photochemical smog makes it oxidizing.
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