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प्रश्न
O2 is converted into O3 by the action of :
(a) infrared radiations
(b) ultraviolet radiations
(c) gamma radiations
(d) cosmic radiations
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उत्तर
ultraviolet radiations
Oxygen is converted into ozone by ultraviolet radiations.
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या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
