Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test People Development & Environment Natural and Energy Resources
Which of the following rocks is formed by the cooling and crystallisation of magma?
1
Granite
2
Chalk
3
Coal
4
More than one of the above
5
None of the above