Biology

10th

grade

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Transportation in Humans

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20 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt

    Which of the following does not have valves

    Heart

    Arteries

    capillaries

    veins

  • 2. Multiple Choice
    30 seconds
    1 pt
    The main function of the circulatory system is 
    To give the body structure and support
    Excrete waste
    transport blood, nutrients, and gases throughout the body
    to transport messages from the body to the brain
  • 3. Multiple Choice
    30 seconds
    1 pt
    White blood cells
    allow for gases to exchange
    give blood its color
    fight infection and disease
    help clot blood
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