Q. The main chemical substance present in the bone and teeth of animal is

  • (A) calcium phosphate
  • (B) calcium sulphate
  • (C) sodium chloride
  • (D) sodium carbonate
✅ Correct Answer: (A) calcium phosphate

Published by Chandani ⭐ 10.97K Points at 03-Oct-2022 02:43 pm in Chemistry

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