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Class 3 GK Worksheet: Human Body Systems

GK lesson 14: Human body systems · Set 443 · 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.Which of these is part of the digestive system? (a) brain (b) windpipe (c) skull (d) small intestine
  2. 2.What is a job of the skull? (a) pumping blood (b) taking in oxygen (c) covering the body (d) protecting the brain
  3. 3.What is a job of the muscles? (a) cleaning the blood (b) pumping blood (c) churning food (d) pulling bones to move
  4. 4.Which of these is part of the circulatory system? (a) spinal cord (b) large intestine (c) heart (d) lung
  5. 5.True or false: taking in oxygen is a job of the lungs. (a) False (b) True
  6. 6.🧍 Which is the largest organ of the human body? (a) skin (b) brain (c) kidney (d) heart
  7. 7.True or false: the large intestine is part of the respiratory system. (a) False (b) True
  8. 8.True or false: guarding heart and lungs is a job of the brain. (a) False (b) True
  9. 9.🩺 Which body part has this job: pumping blood? (a) lungs (b) heart (c) muscles (d) skin
  10. 10.🦵 The longest bone of the body is in the ___. (a) finger (b) thigh (c) neck (d) arm
  11. 11.🫀 The food pipe is part of which body system? (a) circulatory system (b) nervous system (c) respiratory system (d) digestive system
  12. 12.🔍 Which is the odd one out? (a) liver (b) food pipe (c) stomach (d) blood
  13. 13.True or false: the skull is part of the skeletal system. (a) False (b) True
  14. 14.🩺 Which body part has this job: covering the body? (a) ribs (b) skin (c) heart (d) muscles
  15. 15.True or false: the spinal cord is part of the respiratory system. (a) True (b) False
  16. 16.True or false: pumping blood is a job of the skull. (a) False (b) True
  17. 17.True or false: the brain is part of the skeletal system. (a) False (b) True
  18. 18.🩺 Which body part has this job: protecting the brain? (a) kidneys (b) lungs (c) heart (d) skull
  19. 19.💨 Which gas does our body need from the air we breathe in? (a) smoke (b) carbon dioxide (c) oxygen (d) steam
  20. 20.🦷 How many milk teeth does a child have?
  21. 21.🔍 Which is the odd one out? (a) backbone (b) rib (c) lung (d) skull
  22. 22.🔍 Which is the odd one out? (a) nerve (b) brain (c) large intestine (d) spinal cord
  23. 23.True or false: the skull is part of the respiratory system. (a) True (b) False
  24. 24.🫀 The backbone is part of which body system? (a) circulatory system (b) respiratory system (c) skeletal system (d) nervous system
  25. 25.True or false: pulling bones to move is a job of the ribs. (a) False (b) True
  26. 26.👂 The smallest bone of the body is in the ___. (a) nose (b) toe (c) finger (d) ear
  27. 27.Which of these is part of the skeletal system? (a) small intestine (b) blood vessel (c) rib (d) food pipe
  28. 28.True or false: covering the body is a job of the skin. (a) False (b) True
  29. 29.❤️ How many chambers (rooms) does the human heart have?
  30. 30.🫀 The windpipe is part of which body system? (a) respiratory system (b) skeletal system (c) digestive system (d) nervous system
  31. 31.True or false: the heart is part of the respiratory system. (a) False (b) True
  32. 32.🦷 How many permanent teeth does a grown-up have in all?
  33. 33.🫀 The lung is part of which body system? (a) circulatory system (b) respiratory system (c) nervous system (d) digestive system
  34. 34.🔍 Which is the odd one out? (a) blood vessel (b) blood (c) brain (d) heart
  35. 35.True or false: pulling bones to move is a job of the skin. (a) True (b) False
  36. 36.True or false: the liver is part of the digestive system. (a) False (b) True
  37. 37.Which of these is part of the skeletal system? (a) small intestine (b) food pipe (c) spinal cord (d) backbone
  38. 38.True or false: protecting the brain is a job of the skull. (a) True (b) False
  39. 39.True or false: thinking and learning is a job of the skin. (a) False (b) True
  40. 40.🔍 Which is the odd one out? (a) nerve (b) brain (c) spinal cord (d) windpipe

Answer key

  1. small intestine
  2. protecting the brain
  3. pulling bones to move
  4. heart
  5. True
  6. skin
  7. False
  8. False
  9. heart
  10. thigh
  11. digestive system
  12. blood
  13. True
  14. skin
  15. False
  16. False
  17. False
  18. skull
  19. oxygen
  20. 20
  21. lung
  22. large intestine
  23. False
  24. skeletal system
  25. False
  26. ear
  27. rib
  28. True
  29. 4
  30. respiratory system
  31. False
  32. 32
  33. respiratory system
  34. brain
  35. False
  36. True
  37. backbone
  38. True
  39. False
  40. windpipe

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