NEET Biology Structural Organisation In Animals Question Bank Assertion and Reason

  • question_answer
    Assertion : Pinna of ear is elastic in nature. Reason : Hyaline cartilage present in pinna.

    A) If both the assertion and the reason are true and the reason is a correct explanation of the assertion

    B) If both the assertion and reason are true but the reason is not a correct explanation of the assertion 

    C) If the assertion is true but the reason is false

    D) If both the assertion and reason are false

    E) If the assertion is false but reason is true

    Correct Answer: C

    Solution :

    Pinna is made of elastic cartilage containing elastic fibres between scattered chondroctes. The elastic fibres make it considerably elastic in nature. In hyaline cartilage, the matrix is fibreless and glass like. It forms the initial skeleton of the foetus. In adult, it is found in bronchi, larynx, nasal septum, branchial rings etc., It gives mechanical support.


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