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Class 3 GK Worksheet: Human Body Systems

GK lesson 14: Human body systems · Set 138 · 40 questions
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Remember (Which team?): Digestive: food pipe, stomach, intestines, liver. Respiratory: windpipe, lungs. Circulatory: heart, blood vessels, blood. Nervous: brain, spinal cord, nerves. Skeletal: skull, ribs, backbone. Jobs: heart – pumps blood, lungs – take in oxygen, kidneys – clean the blood, skull – protects the brain, ribs – guard heart and lungs. Numbers: 206 bones, 4 chambers in the heart, 2 lungs, 2 kidneys, 32 grown-up teeth.

NameDateTime takenScore ___ / 40
  1. 1.True or false: the backbone is part of the digestive system. (a) False (b) True
  2. 2.🫀 The spinal cord is part of which body system? (a) skeletal system (b) circulatory system (c) respiratory system (d) nervous system
  3. 3.What is a job of the heart? (a) cleaning the blood (b) pumping blood (c) taking in oxygen (d) thinking and learning
  4. 4.What is a job of the skull? (a) cleaning the blood (b) taking in oxygen (c) protecting the brain (d) covering the body
  5. 5.True or false: pumping blood is a job of the heart. (a) True (b) False
  6. 6.Which of these is part of the nervous system? (a) blood vessel (b) skull (c) spinal cord (d) large intestine
  7. 7.🫀 The liver is part of which body system? (a) respiratory system (b) digestive system (c) circulatory system (d) nervous system
  8. 8.True or false: the large intestine is part of the circulatory system. (a) True (b) False
  9. 9.What is a job of the ribs? (a) thinking and learning (b) pumping blood (c) pulling bones to move (d) guarding heart and lungs
  10. 10.🩺 Which body part has this job: thinking and learning? (a) stomach (b) ribs (c) brain (d) heart
  11. 11.True or false: the liver is part of the digestive system. (a) True (b) False
  12. 12.True or false: taking in oxygen is a job of the lungs. (a) True (b) False
  13. 13.🦷 How many permanent teeth does a grown-up have in all?
  14. 14.🔍 Which is the odd one out? (a) heart (b) blood (c) large intestine (d) blood vessel
  15. 15.🩺 Which body part has this job: cleaning the blood? (a) muscles (b) stomach (c) brain (d) kidneys
  16. 16.🦵 The longest bone of the body is in the ___. (a) finger (b) neck (c) thigh (d) arm
  17. 17.🔍 Which is the odd one out? (a) skull (b) liver (c) rib (d) backbone
  18. 18.🧍 Which is the largest organ of the human body? (a) heart (b) brain (c) skin (d) kidney
  19. 19.🔍 Which is the odd one out? (a) skull (b) rib (c) backbone (d) spinal cord
  20. 20.True or false: cleaning the blood is a job of the kidneys. (a) True (b) False
  21. 21.🫘 How many kidneys do we have?
  22. 22.True or false: the liver is part of the respiratory system. (a) True (b) False
  23. 23.What is a job of the brain? (a) protecting the brain (b) churning food (c) covering the body (d) thinking and learning
  24. 24.🩺 Which body part has this job: pulling bones to move? (a) ribs (b) heart (c) kidneys (d) muscles
  25. 25.What is a job of the skin? (a) cleaning the blood (b) pulling bones to move (c) covering the body (d) guarding heart and lungs
  26. 26.🔍 Which is the odd one out? (a) blood (b) food pipe (c) blood vessel (d) heart
  27. 27.True or false: pulling bones to move is a job of the muscles. (a) True (b) False
  28. 28.👂 The smallest bone of the body is in the ___. (a) finger (b) toe (c) nose (d) ear
  29. 29.🫀 The small intestine is part of which body system? (a) digestive system (b) circulatory system (c) respiratory system (d) nervous system
  30. 30.True or false: taking in oxygen is a job of the ribs. (a) False (b) True
  31. 31.👄 Where does digestion begin? (a) in the heart (b) in the stomach (c) in the lungs (d) in the mouth
  32. 32.True or false: the blood is part of the digestive system. (a) False (b) True
  33. 33.True or false: churning food is a job of the stomach. (a) True (b) False
  34. 34.🫁 How many lungs do we have?
  35. 35.🔍 Which is the odd one out? (a) backbone (b) brain (c) thigh bone (d) rib
  36. 36.🩺 Which body part has this job: taking in oxygen? (a) ribs (b) skin (c) lungs (d) skull
  37. 37.🫀 The windpipe is part of which body system? (a) digestive system (b) circulatory system (c) respiratory system (d) nervous system
  38. 38.🦷 How many milk teeth does a child have?
  39. 39.True or false: the blood is part of the circulatory system. (a) False (b) True
  40. 40.🩺 Which body part has this job: churning food? (a) skull (b) muscles (c) ribs (d) stomach

Answer key

  1. False
  2. nervous system
  3. pumping blood
  4. protecting the brain
  5. True
  6. spinal cord
  7. digestive system
  8. False
  9. guarding heart and lungs
  10. brain
  11. True
  12. True
  13. 32
  14. large intestine
  15. kidneys
  16. thigh
  17. liver
  18. skin
  19. spinal cord
  20. True
  21. 2
  22. False
  23. thinking and learning
  24. muscles
  25. covering the body
  26. food pipe
  27. True
  28. ear
  29. digestive system
  30. False
  31. in the mouth
  32. False
  33. True
  34. 2
  35. brain
  36. lungs
  37. respiratory system
  38. 20
  39. True
  40. stomach

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