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  9. Q47

BPSC (Bihar PCS) 2023 · Question 47 of 150

In the context of lab-grown diamonds (LGDs), what is used as a diamond seed?

General Science

  1. ACubic zirconia (CZ)
  2. BWhite sapphire
  3. CMoissanite
  4. DGraphiteCorrect

Answer: D. Graphite

Explanation

Graphite is used as the diamond seed in lab-grown diamond production.

Source: 69th BPSC Prelims 2023 (Set B)

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