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Q.

Who was the first to discover that photochemical reactions produce ozone?
 

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a

G.M.B Dobson

b

Sydney Chapman

c

Carl Sagan

d

Henri Buisson

answer is B.

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Detailed Solution

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The ozone layer was discovered in 1913 by Henri Buisson and Charles Fabry, and G.M.B. Dobson later investigated its features. 

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