Question

    Deficiency of which of the following elements is

    responsible for weakening of bones? 1. Calcium  2. Phosphorus 3. Nitrogen 4. Carbon Select the correct answer using the codes given below
    A 1 and 2 Correct Answer Incorrect Answer
    B Only 1 Correct Answer Incorrect Answer
    C 1, 2 and 3 Correct Answer Incorrect Answer
    D Only 4 Correct Answer Incorrect Answer

    Solution

    Deficiency of calcium causes weakening of bones because bone consists of calcium and phosphate both.

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