engineering recuitment FCI JE 2022 Mock Test for CE/ME/EE (Phase I & II) General Knowledge Geography (World Geography) Geomorphology
Which elements are abundant in the formation of interior layer of the earth Nife?
1
Silica and magnesium
2
Basalt and silica
3
Nickel and ferrous
4
Silica and aluminium
5
None of the above