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Transport System

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  • Is it true that plants only take in carbon dioxide and gives out oxygen?
    No. During respiration, plants take in oxygen and give out carbon dioxide.
  • Fish don't breathe in oxygen; how do they get oxygen?
    Dissolved oxygen in the water passes through the gills and oxygen is taken in.
  • What is the function of blood vessels?
    To transport blood throughout the body.
  • What are the "tubes" in the human circulatory system?
    Blood vessels
  • Blood from the lungs moving to the heart is also known as...?
    Oxygen-rich blood
  • What are the two tubes found in plants transport system?
    Water-carrying tubes and food-carrying tubes
  • What is the function of heart?
    To pump blood to all parts of the body.
  • How do gases move in and out of the plants?
    Through the tiny openings on the leaves.
  • Name four substances being carried by the blood?
    Oxygen/Carbon Dioxide/Water/Digested food
  • Blood moving from the heart to the lungs is known as...?
    Carbon-dioxide rich blood/oxygen-poor blood
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