पराबैंगनी विकिरणों में सब� – McqOptions

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1.	पराबैंगनी विकिरणों में सबसे हानिकारक हैं
A.	यूवी-सी,
B.	यूवी-बी,
C.	यूवी-ए,
D.	सब से ऊपर।
Answer» B. यूवी-बी,

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