Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test General Knowledge Geography (World Geography) Origin and evolution of Universe Solar system
The outer most layer of Sun is known as________
1
Chromosphere
2
Corona
3
Radioactive zone
4
More than one of the above
5
None of the above