Obsidian, Andesite, Gabbro and Perodite are : – McqOptions

MCQOPTIONS

1.	Obsidian, Andesite, Gabbro and Perodite are :
A.	Metamorphic rocks
B.	Intrusive rocks
C.	Sedimentary rocks
D.	Extrusive rocks
E.	None of these
Answer» F.

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