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11th Standard English Medium Biology (Zoology) Subject Chemical Coordination and Integration Book Back 3 Mark Questions with Solution Part - I

11th Standard

    Reg.No. :
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Biology

Time : 01:00:00 Hrs
Total Marks : 15

    3 Marks

    5 x 3 = 15
  1. Hormones are known as chemical messenger. Justify.

  2. Comment on Acini of thyroid gland

  3. Write the symptoms of cretinism

  4. Growth hormone is important for normal growth. Justify the statement.

  5. Pineal gland is an endocrine gland, write its role.

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