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Class 3 GK Worksheet: Human Body Systems

GK lesson 14: Human body systems · Set 208 · 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 is the odd one out? (a) blood (b) heart (c) blood vessel (d) spinal cord
  2. 2.🫀 The windpipe is part of which body system? (a) skeletal system (b) circulatory system (c) respiratory system (d) nervous system
  3. 3.🔍 Which is the odd one out? (a) spinal cord (b) nerve (c) brain (d) backbone
  4. 4.What is a job of the brain? (a) protecting the brain (b) thinking and learning (c) pulling bones to move (d) taking in oxygen
  5. 5.Which of these is part of the nervous system? (a) stomach (b) food pipe (c) rib (d) brain
  6. 6.🧍 Which is the largest organ of the human body? (a) brain (b) skin (c) kidney (d) heart
  7. 7.🩺 Which body part has this job: pulling bones to move? (a) heart (b) skull (c) muscles (d) lungs
  8. 8.What is a job of the lungs? (a) thinking and learning (b) guarding heart and lungs (c) cleaning the blood (d) taking in oxygen
  9. 9.🔍 Which is the odd one out? (a) stomach (b) large intestine (c) liver (d) blood
  10. 10.👂 The smallest bone of the body is in the ___. (a) finger (b) ear (c) nose (d) toe
  11. 11.🫘 How many kidneys do we have?
  12. 12.💨 Which gas does our body need from the air we breathe in? (a) smoke (b) oxygen (c) steam (d) carbon dioxide
  13. 13.True or false: the blood is part of the circulatory system. (a) False (b) True
  14. 14.🫀 The blood is part of which body system? (a) nervous system (b) skeletal system (c) digestive system (d) circulatory system
  15. 15.What is a job of the stomach? (a) churning food (b) thinking and learning (c) pulling bones to move (d) taking in oxygen
  16. 16.What is a job of the skull? (a) cleaning the blood (b) protecting the brain (c) guarding heart and lungs (d) pulling bones to move
  17. 17.🩺 Which body part has this job: protecting the brain? (a) stomach (b) heart (c) muscles (d) skull
  18. 18.True or false: the large intestine is part of the respiratory system. (a) True (b) False
  19. 19.🫀 The food pipe is part of which body system? (a) nervous system (b) skeletal system (c) circulatory system (d) digestive system
  20. 20.🫀 The thigh bone is part of which body system? (a) respiratory system (b) skeletal system (c) circulatory system (d) nervous system
  21. 21.🔍 Which is the odd one out? (a) blood vessel (b) blood (c) rib (d) heart
  22. 22.🦵 The longest bone of the body is in the ___. (a) neck (b) finger (c) thigh (d) arm
  23. 23.What is a job of the muscles? (a) protecting the brain (b) pulling bones to move (c) pumping blood (d) guarding heart and lungs
  24. 24.What is a job of the skin? (a) cleaning the blood (b) pumping blood (c) covering the body (d) thinking and learning
  25. 25.❤️ How many chambers (rooms) does the human heart have?
  26. 26.True or false: thinking and learning is a job of the heart. (a) False (b) True
  27. 27.🫀 The lung is part of which body system? (a) respiratory system (b) skeletal system (c) circulatory system (d) digestive system
  28. 28.🩺 Which body part has this job: covering the body? (a) stomach (b) heart (c) muscles (d) skin
  29. 29.True or false: covering the body is a job of the skull. (a) True (b) False
  30. 30.Which of these is part of the digestive system? (a) skull (b) blood vessel (c) backbone (d) stomach
  31. 31.🩺 Which body part has this job: pumping blood? (a) heart (b) kidneys (c) skull (d) brain
  32. 32.True or false: guarding heart and lungs is a job of the brain. (a) True (b) False
  33. 33.Which of these is part of the nervous system? (a) liver (b) stomach (c) spinal cord (d) skull
  34. 34.True or false: the food pipe is part of the digestive system. (a) False (b) True
  35. 35.Which of these is part of the circulatory system? (a) blood (b) small intestine (c) rib (d) nerve
  36. 36.🔍 Which is the odd one out? (a) blood vessel (b) heart (c) blood (d) large intestine
  37. 37.🔍 Which is the odd one out? (a) stomach (b) heart (c) liver (d) small intestine
  38. 38.🔍 Which is the odd one out? (a) small intestine (b) liver (c) lung (d) food pipe
  39. 39.🩺 Which body part has this job: guarding heart and lungs? (a) stomach (b) skull (c) ribs (d) heart
  40. 40.True or false: guarding heart and lungs is a job of the muscles. (a) True (b) False

Answer key

  1. spinal cord
  2. respiratory system
  3. backbone
  4. thinking and learning
  5. brain
  6. skin
  7. muscles
  8. taking in oxygen
  9. blood
  10. ear
  11. 2
  12. oxygen
  13. True
  14. circulatory system
  15. churning food
  16. protecting the brain
  17. skull
  18. False
  19. digestive system
  20. skeletal system
  21. rib
  22. thigh
  23. pulling bones to move
  24. covering the body
  25. 4
  26. False
  27. respiratory system
  28. skin
  29. False
  30. stomach
  31. heart
  32. False
  33. spinal cord
  34. True
  35. blood
  36. large intestine
  37. heart
  38. lung
  39. ribs
  40. False

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