Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test General Knowledge Indian Geography Indian Economic and Human Geography
Which of the following raw materials is required in the largest quantity in the manufacture of Steel?
1
Coal
2
Iron Ore
3
Limestone
4
Potash
5
None of the above/More than one of the above