Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test General Knowledge Geography (World Geography) World Economic and Human Geography
Which industry is of the oldest industry in the world?
1
Iron industry
2
Cotton Textile industry
3
Jute industry
4
More than one of the above
5
None of the above