Question

4. Make proper pairs : (Find out your answer from column 'B' and write.) 'A 'B' Ans. ( 1 ) Absorption of the ultraviolet (1) Dust particles sunrays (2) Ozone ( 2 ) Essential for human life (3) Hydrogen (3) Spread of sunlight on the ( 4 ) Oxygen earth (5) Nitrogen (4) Reduction in the intensity of oxygen -​

Answer 1

Answer:

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Explanation:

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