(a) Basalt
(b) Dolerite
(c) Granite
(d) Gypsum
Ans :- (a) Basalt
Explanation :-
Volcanic rock is extrusive in nature areformed at the earth surface after cooling and
crystallization of magma.
eg. : Basalt
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(a) Basalt
(b) Dolerite
(c) Granite
(d) Gypsum
Ans :- (a) Basalt
Explanation :-
Volcanic rock is extrusive in nature areformed at the earth surface after cooling and
crystallization of magma.
eg. : Basalt