वायुमण्डल के किस भाग में ओ� – McqOptions

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1.	वायुमण्डल के किस भाग में ओजोन परत होती है -
A.	समताप मण्डल
B.	आयन मण्डल
C.	क्षोभ मण्डल
D.	क्षोभसीमा
Answer» B. आयन मण्डल

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