Grade 5 - Living Systems


Answer the questions below and then click "submit" to send your answers.

  1. Which system or systems participate in the exchange of carbon dioxide and oxygen in the body?
  2. Your answer:
    Only the circulatory
    The respiratory and circulatory
    The circulatory and excretory
    Only the respiratory


  3. Which of these is the main difference between the large intestine and the small intestine?
  4. Your answer:
    No digestion takes place in the large intestine
    Food cannot remain in the large intestine for more than 1 hour
    The large intestine is longer than the small intestine
    Food moves into the large intestine first


  5. Which of the following is the main water carrying tube of vascular plants
  6. Your answer:
    Leaves
    Roots
    Phloem
    Xylem



  7. This is a picture of a part of the human body. Which system does this organ belong to?
  8. Your answer:
    Circulatory
    Excretory
    Digestive
    Respiratory



  9. This picture shows some steps in the process of photosynthesis. Which of the following describes step Q?
  10. Your answer:
    Chlorophyll captures sunlight and oxygen
    Energy splits water into hydrogen and oxygen
    Oxygen combines with carbon dioxide in the leaf.
    Oxygen from a chemical reaction passes out of the leaf


  11. Which of the following is not part of the system that transports blood through a living organism?
  12. Your answer:
    Arteries
    Capillaries
    Veins
    Intestines


  13. What does chlorophyll do to help green plants survive?
  14. Your answer:
    Captures sunlight energy
    Transports minerals from the soil
    Produces oxygen
    Uses carbon dioxide from the air



  15. The picture shows the movement of sugar, water, and minerals in a vascular plant during photosynthesis. Which of these is moving up the stem in step N?
  16. Your answer:
    Carbon dioxide
    Water
    The sun s energy
    Sugar


  17. How do vascular plants get the minerals they need?
  18. Your answer:
    Through the roots and up the stems
    Through the underside of leaves
    From insects
    By absorbing minerals from sunlight


  19. Which type of organism changes energy from the Sun into food for itself and others?
  20. Your answer:
    Green plants
    Chickens
    Decomposers
    Mushrooms


  21. What do the kidneys do?
  22. Your answer:
    Make oxygen
    Filter waste out of the blood
    Store waste
    Make blood


  23. What kind of cells transport oxygen to all your body s cells?
  24. Your answer:
    White blood cells
    Blue blood cells
    Red blood cells
    Platelets


  25. Which list gives the correct order of food traveling through the digestive system?
  26. Your answer:
    Small intestine, large intestine, esophagus, stomach
    Esophagus, stomach, large intestine, small intestine
    Stomach, esophagus, large intestine, small intestine
    Esophagus, stomach, small intestine, large intestine


  27. Which of the following gasses do plants use in photosynthesis?
  28. Your answer:
    Carbon dioxide
    Carbon monoxide
    Hydrogen
    Oxygen



  29. This is a picture of a part of the human body. Which system does this organ belong to?
  30. Your answer:
    Respiratory
    Circulatory
    Excretory
    Digestive


  31. Which organ filters the blood?
  32. Your answer:
    Kidney
    Lungs
    Heart
    Small intestine


  33. In which part of the digestive system does your body absorb nutrients?
  34. Your answer:
    Stomach
    Large intestine
    Small intestine
    Esophagus


  35. Where does oxygen enter the blood?
  36. Your answer:
    Left atrium
    Lungs
    Right atrium
    Left ventricle


  37. What waste product do plants make during photosynthesis?
  38. Your answer:
    Sugar
    Oxygen
    Water
    Carbon dioxide



  39. This is a picture of a part of the human body. Which system does this organ belong to?
  40. Your answer:
    Circulatory
    Respiratory
    Digestive
    Excretory



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