Zoology - Chemical Coordination and Integration Book Back Questions

11th Standard

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Biology

Time : 00:40:00 Hrs
Total Marks : 25
    4 x 1 = 4
  1. The maintenance of constant internal environment is referred as

    (a)

    Regulation

    (b)

    Homeostasis

    (c)

    Co-ordination

    (d)

    Hormonal control

  2. Which of the following gland is related with immunity?

    (a)

    Pineal gland

    (b)

    Adrenal gland

    (c)

    Thymus

    (d)

    Parathyroid gland

  3. Hypersecretion of GH in children leads to

    (a)

    Cretinism

    (b)

    Gigantism

    (c)

    Graves disease

    (d)

    Tetany

  4. Which one of the following statement is correct

    (a)

    Calcitonin and thymosin are thyroid hormones

    (b)

    Pepsin and prolactin are secreted in stomach

    (c)

    Secretin and rhodopsin are polypeptide hormones

    (d)

    Cortisol and aldosterone are steroid hormones

  5. 2 x 2 = 4
  6. Comment on homeostasis.

  7. Write the functions of CCK.

  8. 4 x 3 = 12
  9. Hormones are known as chemical messenger. Justify.

  10. Write the symptoms of cretinism

  11. Comment on the functions of adrenalin

  12. Write a detailed account of gastrointestinal tract hormones.

  13. 1 x 5 = 5
  14. Name the layers of adrenal cortex and mention their secretions.

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