Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test Construction Materials and Management Miscellaneous Material
Metamorphic rocks are the rocks which are formed
1
when molten lava (magma) cools and turns to solid rock
2
when heat and pressure are applied on the rocks
3
when small pieces of rocks are pressed together over a period of time
4
More than one of the above
5
None of the above