UPSC CSE Prelims 1999 Q109 — Science & Technology PYQ

1999Q109·Science & Technology·Materials & Engineering

Match List I (Naturally occurring substances) with List II (Elements)

and select the correct answer using the codes given below the Lists:

List I

I. Diamond

II. Marble

III. Sand

IV. Ruby

List II

A) Calcium

B) Silicon

C) Aluminium

D) Carbon

Codes:

UPSC CSE Prelims 1999 Q109 — Science & Technology PYQ with Answer

UPSC CSE Prelims 1999 Q109 — Science & Technology PYQ with Answer