Organ Systems in Animals Model Question Paper

9th Standard

    Reg.No. :
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Science

Time : 02:00:00 Hrs
Total Marks : 50
    6 x 1 = 6
  1. Which of the following is not a salivary gland?

    (a)

    Sublingual

    (b)

    Lachrymal

    (c)

    Submaxillary

    (d)

    Parotid

  2. Stomach of man mainly digests

    (a)

    carbohydrates

    (b)

    proteins

    (c)

    fat

    (d)

    sucrose

  3. Which one of the following substance is not a constituent of sweat?

    (a)

    Urea

    (b)

    Protein

    (c)

    Water

    (d)

    Salt

  4. Which of the following is not a part of female reproductive system?

    (a)

    Ovary

    (b)

    Uterus

    (c)

    Testes

    (d)

    Fallopian tube

  5. __________is the smallest gland

    (a)

    Pancreas

    (b)

    Sublingual

    (c)

    Parotid 

    (d)

    Submaxillary

  6. The act of bringing swallowed food back to the mouth is called___________

    (a)

    egestion

    (b)

    ingestion

    (c)

    micturition

    (d)

    regurgitation

  7. 5 x 1 = 5
  8. The longest part of alimentary canal is_________

    ()

    ileum

  9. The human body functions normally at a temperature of about____________

    ()

    37°C

  10. The largest cell in the human body of a female is___________

    ()

    Ovum

  11. _________is the smallest cell in males

    ()

    Sperm

  12. The oviducts are also known as___________

    ()

    fallopian tubes

  13. 4 x 1 = 4
  14. Nitric acid in the stomach kills micro-organisms in the food.

    (a) True
    (b) False
  15. During digestion, proteins are broken down into amino acids.

    (a) True
    (b) False
  16. Besides the normal constituents, the urine may pass out excess vitamins and not the antibiotics.

    (a) True
    (b) False
  17. The process of release of ovum from ovary is called gestation

    (a) True
    (b) False
  18. 8 x 2 = 16
  19. Arrange the following five steps of nutrition in correct sequence: (digestion, assimilation, ingestion, egestion, absorption)

  20. Why do we sweat?

  21. State any two vital functions of human kidney.

  22. Write the names of male and female sex hormone.

  23. Name the salivary glands.

  24. Name the bile salts.

  25. What is succus entericus?

  26. What is parturition?

  27. 3 x 3 = 9
  28. Name the types of teeth present in an adult human being. Mention the functions of each.

  29. What are the end products of digestion of starch, proteins and fats respectively?

  30. Explain the structure of nephron.

  31. 2 x 5 = 10
  32. Explain the structure of kidney and the steps involved in the formation of urine

  33. List the function of the liver

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