Question : Panchpatmali deposits in Koraput district are the deposits of which of the following minerals?

Option 1: Iron ore

Option 2: Copper

Option 3: Manganese

Option 4: Bauxite

Question : Which of the following hills is not part of the Purvanchal Hills?

Option 1: Patli Hills

Option 2: Manipur Hills

Option 3: Mizo Hills

Option 4: Naga Hills

Question : The manufacture of iron from iron ore involves the process of

Option 1: Oxidation

Option 2: Reduction

Option 3: Fractinal distilltion

Option 4: Electrolysis

Question : Cinnabar is an ore/mineral of

Option 1: lead

Option 2: Manganese

Option 3: Molybdenum

Option 4: Mercury

Question : Which one of the following is the purest commercial form of iron?

Option 1: Pig iron

Option 2: Steel

Option 3: Stainless steel

Option 4: Wrought iron