Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test General Knowledge Geography (World Geography) Geomorphology
The element which is most widespread in the earth's crust is
1
Oxygen
2
Silicon
3
Aluminium
4
More than one of the above
5
None of the above