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Class 3 GK Worksheet: Human Body Systems

GK lesson 14: Human body systems · Set 217 · 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.🦴 How many bones are there in a grown-up’s body?
  2. 2.True or false: the backbone is part of the nervous system. (a) False (b) True
  3. 3.Which of these is part of the respiratory system? (a) stomach (b) lung (c) backbone (d) large intestine
  4. 4.Which of these is part of the digestive system? (a) backbone (b) thigh bone (c) brain (d) food pipe
  5. 5.Which of these is part of the skeletal system? (a) spinal cord (b) blood vessel (c) skull (d) small intestine
  6. 6.🦷 How many milk teeth does a child have?
  7. 7.❤️ How many chambers (rooms) does the human heart have?
  8. 8.True or false: the lung is part of the respiratory system. (a) False (b) True
  9. 9.True or false: the small intestine is part of the skeletal system. (a) True (b) False
  10. 10.What is a job of the skull? (a) protecting the brain (b) taking in oxygen (c) guarding heart and lungs (d) pulling bones to move
  11. 11.🔍 Which is the odd one out? (a) large intestine (b) spinal cord (c) food pipe (d) liver
  12. 12.🦵 The longest bone of the body is in the ___. (a) neck (b) thigh (c) finger (d) arm
  13. 13.True or false: thinking and learning is a job of the kidneys. (a) False (b) True
  14. 14.💨 Which gas does our body need from the air we breathe in? (a) oxygen (b) carbon dioxide (c) steam (d) smoke
  15. 15.True or false: the thigh bone is part of the skeletal system. (a) False (b) True
  16. 16.Which of these is part of the digestive system? (a) lung (b) large intestine (c) spinal cord (d) blood vessel
  17. 17.🔍 Which is the odd one out? (a) nerve (b) spinal cord (c) blood (d) brain
  18. 18.🩺 Which body part has this job: thinking and learning? (a) brain (b) heart (c) muscles (d) ribs
  19. 19.What is a job of the muscles? (a) covering the body (b) pulling bones to move (c) pumping blood (d) protecting the brain
  20. 20.🩺 Which body part has this job: protecting the brain? (a) heart (b) brain (c) skull (d) skin
  21. 21.True or false: the nerve is part of the circulatory system. (a) True (b) False
  22. 22.🧍 Which is the largest organ of the human body? (a) heart (b) kidney (c) brain (d) skin
  23. 23.What is a job of the skin? (a) cleaning the blood (b) taking in oxygen (c) churning food (d) covering the body
  24. 24.🫀 The food pipe is part of which body system? (a) skeletal system (b) digestive system (c) nervous system (d) respiratory system
  25. 25.🔍 Which is the odd one out? (a) brain (b) nerve (c) blood vessel (d) spinal cord
  26. 26.True or false: covering the body is a job of the skin. (a) True (b) False
  27. 27.True or false: the skull is part of the digestive system. (a) False (b) True
  28. 28.🩺 Which body part has this job: taking in oxygen? (a) heart (b) brain (c) skin (d) lungs
  29. 29.🩺 Which body part has this job: covering the body? (a) ribs (b) skin (c) muscles (d) skull
  30. 30.👄 Where does digestion begin? (a) in the heart (b) in the lungs (c) in the mouth (d) in the stomach
  31. 31.Which of these is part of the respiratory system? (a) small intestine (b) rib (c) thigh bone (d) windpipe
  32. 32.True or false: cleaning the blood is a job of the skin. (a) False (b) True
  33. 33.🫀 The blood vessel is part of which body system? (a) circulatory system (b) nervous system (c) skeletal system (d) digestive system
  34. 34.🫀 The backbone is part of which body system? (a) respiratory system (b) nervous system (c) digestive system (d) skeletal system
  35. 35.True or false: thinking and learning is a job of the lungs. (a) True (b) False
  36. 36.🔍 Which is the odd one out? (a) spinal cord (b) brain (c) nerve (d) thigh bone
  37. 37.True or false: pumping blood is a job of the heart. (a) True (b) False
  38. 38.Which of these is part of the nervous system? (a) heart (b) food pipe (c) blood (d) brain
  39. 39.🫀 The small intestine is part of which body system? (a) respiratory system (b) skeletal system (c) circulatory system (d) digestive system
  40. 40.True or false: cleaning the blood is a job of the heart. (a) True (b) False

Answer key

  1. 206
  2. False
  3. lung
  4. food pipe
  5. skull
  6. 20
  7. 4
  8. True
  9. False
  10. protecting the brain
  11. spinal cord
  12. thigh
  13. False
  14. oxygen
  15. True
  16. large intestine
  17. blood
  18. brain
  19. pulling bones to move
  20. skull
  21. False
  22. skin
  23. covering the body
  24. digestive system
  25. blood vessel
  26. True
  27. False
  28. lungs
  29. skin
  30. in the mouth
  31. windpipe
  32. False
  33. circulatory system
  34. skeletal system
  35. False
  36. thigh bone
  37. True
  38. brain
  39. digestive system
  40. False

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