Teaching BPSC बिहार प्राथमिक (1 to 5) 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
Cold, cold
2
Hot, cold
3
Hot, hot
4
More than one of the above
5
None of the above