Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test General Knowledge Geography (World Geography) Geomorphology
Which one of the following is found in the innermost part of the Earth?
1
Lehmann discontinuity
2
Moho discontinuity
3
Guttenberg discontinuity
4
More than one of the above
5
None of the above