Radiocarbon is produced in the atmosphere as a result of


Options: collision between fast neutrons and nitrogen nuclei present in the atmosphere,    action of ultraviolet light from the sun on atmospheric oxygen,    action of solar radiations particularly cosmic rays on carbon dioxide present in the atmosphere,    lightning discharge in atmosphere

Ans:A,A


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Asked in: KCC-2018   |   JOA 556-2018  |  HRTC JTO-2017

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