Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test General Knowledge Indian Geography Indian Economic and Human Geography
Which industry is referred to as the backbone of the modern industry?
1
Iron and Steel
2
Jute
3
Tea
4
More than one of the above
5
None of the above