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Class 3 GK Worksheet: Human Body Systems

GK lesson 14: Human body systems · Set 400 · 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 milk teeth does a child have?
  2. 2.Which of these is part of the respiratory system? (a) rib (b) blood (c) spinal cord (d) windpipe
  3. 3.🦷 How many permanent teeth does a grown-up have in all?
  4. 4.Which of these is part of the circulatory system? (a) rib (b) brain (c) small intestine (d) heart
  5. 5.🦵 The longest bone of the body is in the ___. (a) finger (b) neck (c) arm (d) thigh
  6. 6.🩺 Which body part has this job: pumping blood? (a) skin (b) ribs (c) heart (d) skull
  7. 7.🔍 Which is the odd one out? (a) food pipe (b) brain (c) spinal cord (d) nerve
  8. 8.❤️ How many chambers (rooms) does the human heart have?
  9. 9.👄 Where does digestion begin? (a) in the mouth (b) in the lungs (c) in the stomach (d) in the heart
  10. 10.🫀 The lung is part of which body system? (a) nervous system (b) circulatory system (c) respiratory system (d) digestive system
  11. 11.🫁 How many lungs do we have?
  12. 12.What is a job of the stomach? (a) churning food (b) pumping blood (c) thinking and learning (d) cleaning the blood
  13. 13.True or false: the food pipe is part of the skeletal system. (a) False (b) True
  14. 14.🧍 Which is the largest organ of the human body? (a) heart (b) kidney (c) brain (d) skin
  15. 15.🦴 How many bones are there in a grown-up’s body?
  16. 16.True or false: pulling bones to move is a job of the lungs. (a) False (b) True
  17. 17.True or false: taking in oxygen is a job of the heart. (a) True (b) False
  18. 18.👂 The smallest bone of the body is in the ___. (a) ear (b) toe (c) nose (d) finger
  19. 19.🫀 The food pipe is part of which body system? (a) circulatory system (b) nervous system (c) digestive system (d) skeletal system
  20. 20.🔍 Which is the odd one out? (a) blood vessel (b) heart (c) windpipe (d) blood
  21. 21.🫀 The blood vessel is part of which body system? (a) nervous system (b) circulatory system (c) skeletal system (d) digestive system
  22. 22.🩺 Which body part has this job: protecting the brain? (a) skin (b) lungs (c) skull (d) heart
  23. 23.True or false: taking in oxygen is a job of the stomach. (a) False (b) True
  24. 24.🫀 The liver is part of which body system? (a) respiratory system (b) nervous system (c) circulatory system (d) digestive system
  25. 25.🫘 How many kidneys do we have?
  26. 26.🩺 Which body part has this job: covering the body? (a) skull (b) skin (c) heart (d) stomach
  27. 27.🫀 The blood is part of which body system? (a) skeletal system (b) digestive system (c) circulatory system (d) nervous system
  28. 28.What is a job of the ribs? (a) taking in oxygen (b) guarding heart and lungs (c) pulling bones to move (d) covering the body
  29. 29.Which of these is part of the circulatory system? (a) large intestine (b) backbone (c) blood vessel (d) brain
  30. 30.🔍 Which is the odd one out? (a) small intestine (b) food pipe (c) rib (d) liver
  31. 31.🩺 Which body part has this job: cleaning the blood? (a) heart (b) kidneys (c) lungs (d) brain
  32. 32.True or false: the food pipe is part of the nervous system. (a) True (b) False
  33. 33.Which of these is part of the nervous system? (a) thigh bone (b) liver (c) stomach (d) nerve
  34. 34.True or false: protecting the brain is a job of the muscles. (a) False (b) True
  35. 35.💨 Which gas does our body need from the air we breathe in? (a) steam (b) smoke (c) oxygen (d) carbon dioxide
  36. 36.🩺 Which body part has this job: taking in oxygen? (a) muscles (b) lungs (c) stomach (d) ribs
  37. 37.🔍 Which is the odd one out? (a) backbone (b) skull (c) rib (d) stomach
  38. 38.🩺 Which body part has this job: pulling bones to move? (a) ribs (b) brain (c) muscles (d) heart
  39. 39.Which of these is part of the respiratory system? (a) brain (b) backbone (c) lung (d) skull
  40. 40.True or false: the food pipe is part of the digestive system. (a) False (b) True

Answer key

  1. 20
  2. windpipe
  3. 32
  4. heart
  5. thigh
  6. heart
  7. food pipe
  8. 4
  9. in the mouth
  10. respiratory system
  11. 2
  12. churning food
  13. False
  14. skin
  15. 206
  16. False
  17. False
  18. ear
  19. digestive system
  20. windpipe
  21. circulatory system
  22. skull
  23. False
  24. digestive system
  25. 2
  26. skin
  27. circulatory system
  28. guarding heart and lungs
  29. blood vessel
  30. rib
  31. kidneys
  32. False
  33. nerve
  34. False
  35. oxygen
  36. lungs
  37. stomach
  38. muscles
  39. lung
  40. True

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