NEET Biology Structural Organisation In Animals Question Bank Assertion and Reason

  • question_answer
    Assertion : Materials cannot be exchanged between epithelial cells. Reason : Blood vessels are absent in epithelial tissue.

    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: E

    Solution :

    Though blood vessels are absent in epithelial tissues, exchanges of materials takes place in them. Materials are exchanged between epithelial cells and vessels of the connective tissues by diffusion across the basement membrane. Also through osmosis and filtration, epithelial tissues exchange materials (e.g. epithelial tissues of pulmonary vein, Bowman?s capsule etc.).


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