Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test General Knowledge Indian Geography Indian Climate
Near the earth's surface _______ air rises up whereas _______ air comes down:
1
Hot, cold
2
Cold, hot
3
Hot, hot
4
More than one of the above
5
None of the above