ओजोन रिक्तीकरण अधिकतर किस� – McqOptions

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1.	ओजोन रिक्तीकरण अधिकतर किसके कारण होता है
A.	CO2
B.	सीसीएल
C.	सीएफसी
D.	सीओ
Answer» B. सीसीएल

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