Human Organ systems Book Back Questions

6th Standard

    Reg.No. :
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Science

Time : 00:45:00 Hrs
Total Marks : 30
    3 x 1 = 3
  1. Circulatory system transports these throughout the body

    (a)

    Oxygen

    (b)

    Nutrient

    (c)

    Hormones

    (d)

    All of these

  2. Main organ of respiration in human body is

    (a)

    Stomach

    (b)

    Spleen

    (c)

    Heart

    (d)

    Lungs

  3. Breakdown of food into smaller molecules in our body is known as

    (a)

    Muscle contraction

    (b)

    Respiration

    (c)

    Digestion

    (d)

    Excretion

  4. 3 x 1 = 3
  5. The process by which the body removes waste is____________________.

    ()

    excretory system

  6. The ______________ is the largest sense organ in our body.

    ()

    Skin

  7. The endocrine glands produce chemical substances called ________________.

    ()

    hormones

  8. 3 x 1 = 3
  9. The other name of food pipe is alimentary canal.

    (a) True
    (b) False
  10. Thin tube like structures which are the component of circulatory system are called blood vessels.

    (a) True
    (b) False
  11. The brain, the spinal cord and nerves form the nervous system.

    (a) True
    (b) False
  12. 3 x 1 = 3
  13. Diaphragm

  14. (1)

    Air sacs

  15. Heart

  16. (2)

    Flat muscle

  17. Lungs

  18. (3)

    Cardiac muscle

    2 x 2 = 4
  19. Describe about skeletal system.

  20. What are the three types of blood vessels?

  21. 3 x 3 = 9
  22. Write a short note on rib cage.

  23. List out the functions of the human skeleton.

  24. Differentiate between the voluntary muscles and involuntary muscles.

  25. 1 x 5 = 5
  26. List out the functions of Endocrine system and Nervous system.

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