Riet / Std-5 / Science-test

20 Questions

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Riet / Std-5 / Science-test

RIET INTERNATIONAL SCHOOL / SCIENCE TEST


Questions and Answers
  • 1. 
    The structure that separates the left and the right atrium Is
    • A. 

      A) septum

    • B. 

       interventricular septum

    • C. 

       Interatrial septum

    • D. 

       fossa ovalis

  • 2. 
    What is the main part of the circulatory system?
    • A. 

      Lungs

    • B. 

      Veins

    • C. 

      Heart

    • D. 

      Capillaries

  • 3. 
    How many times per minute does the heart pump blood?
    • A. 

      10 to 20

    • B. 

      100 to 150

    • C. 

      3 to 5

    • D. 

      60 to 100

  • 4. 
    All of the following are parts of the circulatory system except:
    • A. 

      Heart

    • B. 

      Lungs

    • C. 

      Veins

    • D. 

      Eyes

  • 5. 
     Smoking makes it hard to breathe.
    • A. 

      True

    • B. 

      False

  • 6. 
    What is the circulatory system responsible for? pick the best answer.
    • A. 

      Transporting materials

    • B. 

      Transporting materials through your whole body

    • C. 

      Digesting food

    • D. 

      Lets you breath

  • 7. 
    Plasma is about _____ percent water.
    • A. 

      60

    • B. 

      70

    • C. 

      80

    • D. 

      90

    • E. 

      95

  • 8. 
    The left and right sides of your heart work ____.
    • A. 

      Together

    • B. 

      Separately

    • C. 

      Against each other

    • D. 

      None of the above

  • 9. 
    What is the smallest blood vessel?
    • A. 

      Arteries

    • B. 

      Capillaries

    • C. 

      Veins

    • D. 

      Option 4

  • 10. 
    The circulatory system is composed of:
    • A. 

      The heart, blood, and blood vessels

    • B. 

      The heart, the brain, and the lungs

    • C. 

      The lungs, the blood, and the blood vessels

    • D. 

      The brain, the heart, and the blood vessels

  • 11. 
    What links the arteries to the veins?
    • A. 

      Muscle

    • B. 

      Capillaries

    • C. 

      Aorta

  • 12. 
    What happens when blood pools in the veins?
    • A. 

      You fall over.

    • B. 

      You become paralyzed

    • C. 

      You get varicose veins

  • 13. 
    Which of the following is NOT a function of white blood cells.
    • A. 

      Guard against infection.

    • B. 

      Fight parasites.

    • C. 

      Attack bacteria.

    • D. 

      Carry oxygen.

  • 14. 
    When in the lungs, the __________ leaves the blood.
    • A. 

      Oxygen

    • B. 

      Carbon Dioxide

    • C. 

      Nitrogen

    • D. 

      Phosphorus

  • 15. 
      Blood, blood vessels, and the heart make up the ________ system.
    • A. 

      Circulatory

    • B. 

      Respiratory

    • C. 

      Digestive

    • D. 

      Reproductive

  • 16. 
    Which chamber is #1? (hint: it is large)
    • A. 

      Right atrium

    • B. 

      Left atrium

    • C. 

      Right ventricle

    • D. 

      Left ventricle

  • 17. 
    Which chamber is #2 ?
    • A. 

      Right atrium

    • B. 

      Left atrium

    • C. 

      Right ventricle

    • D. 

      Left ventricle

  • 18. 
    Which chamber is #3 ?
    • A. 

      Right atrium

    • B. 

      Left atrium

    • C. 

      Right ventricle

    • D. 

      Left ventricle

  • 19. 
    Which chamber is #4 ?  (hint: It is large)
    • A. 

      Right atrium

    • B. 

      Left atrium

    • C. 

      Right ventricle

    • D. 

      Left ventricle

  • 20. 
      The hormones found in the human body are located in
    • A. 

      The circulatory system

    • B. 

      The spinal cord

    • C. 

      The veins and capillaries

    • D. 

      The Endocrine System

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