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In the structure of planet Earth, below the mantle, the core is mainly made up of which one of the following

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In the structure of planet Earth, below the mantle, the core is mainly made up of which one of the following ?

(a)

Aluminium

(b)

Chromium

(c)

Iron

(d)

Silicon

Answer:

(c)

Core Books/NCERT

Explanation

In the structure of planet Earth, below the mantle, the core is mainly made up of Option 3: Iron.