Q. Which mineral is required for hemoglobin formation?

  • (A) Calcium
  • (B) Iron
  • (C) Potassium
  • (D) Sodium
✅ Correct Answer: (B) Iron
Explanation: Iron is essential for hemoglobin synthesis.

Published by Mr. Dubey ⭐ 105.32K Points at 27-Apr-2026 05:54 am in Biology

Explanation by: Mr. Dubey
Iron is essential for hemoglobin synthesis.

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