CBSE Class 11 Biology Locomotion and Movement Online Test Set B

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Question 1

Question

Which of the following statement is incorrect w.r.t. bone?

Answer
If born is kept in HCl it becomes soft
Hydroxyapatite salts and fluorapatite salts are found in matrix
If bone is heated then the organic part disappears and inorganic part is retained
Bone is made up of 60&70% organic matter and 30 & 40% inorganic matter