Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test General Knowledge Economy Agriculture
Which system is used for crop production in South Bihar?
1
Ahar-Pyne System
2
Drip Irrigation
3
Canal System
4
More than one of the above
5
More than one of the above