Railways General Science & Technology Cells and Tissues / कोशिका और ऊतक Sample Paper Tissues Sample Test Paper-27

  • question_answer
    Consider the following statements in relation to plant tissue chlorenchyma:
    1. It is formed by the palisade and spongy mesophyll.
    2. It is a form of parenchyma which contains chloroplasts.
    3. It serves to transport organic solutes made by photo-synthesis.
    4. It is a thin transparent layer which has chiefly a protective function.

    A)  1 and 2 only    

    B)  1, 2 and 4

    C)  2 and 3

    D)  1 only

    Correct Answer: B

    Solution :

    [b] Parenchyma containing chloroplasts are called chlorenchyma and is found in green leaves and some green aerial organs. The cells of chlorenchyma tissues contain chloroplast and hence perform the function of photosynthesis. It provides mechanical strength and flexibility to the plant.

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