Biology NEET Previous Year Question Paper NEET 2020 Previous Year Question Paper Single Correct MCQ
Published on: August 21, 2026

Identify the correct statement from the following:

A
Vapour phase refining is carried out for Nickel by Van Arkel method.
B
Pig iron can be moulded into a variety of shapes.
C
Wrought iron is impure iron with 4% carbon.
D
Blister copper has blistered appearance due to evolution of CO 2 .

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The correct answer is:

                    

The iron obtained from blast furnace contains about 4% carbon and many impurities like S, P, Si, Mn in smaller amount. This is known as pig iron and cast into variety of shapes.

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