College of Admission Tests Multan

Miscellaneous

Solve the question of and select the option from the choices A through D/E. Check your Answer and view the explanation.

Question: 5

Iron is obtained from
  • Limestone
  • pitch-blende
  • Monazite sand
  • Hematite

  Show/Hide Explanation 

Correct Answer: D

None
Sol. Iron ores are rocks and minerals from which metallic iron can be economically extracted. The ores are usually rich in iron oxides and the iron itself is usually found in the form of magnetite (Fe3O4 – 72.4% Fe), hematite (Fe2O3 – 69.9% Fe).