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Class 3 GK Worksheet: Human Body Systems

GK lesson 14: Human body systems · Set 458 · 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) small intestine (b) stomach (c) backbone (d) large intestine
  2. 2.True or false: guarding heart and lungs is a job of the brain. (a) True (b) False
  3. 3.What is a job of the lungs? (a) taking in oxygen (b) churning food (c) thinking and learning (d) pumping blood
  4. 4.🔍 Which is the odd one out? (a) blood vessel (b) blood (c) windpipe (d) heart
  5. 5.🫘 How many kidneys do we have?
  6. 6.🫀 The small intestine is part of which body system? (a) circulatory system (b) nervous system (c) respiratory system (d) digestive system
  7. 7.What is a job of the kidneys? (a) cleaning the blood (b) pumping blood (c) churning food (d) taking in oxygen
  8. 8.🫀 The large intestine is part of which body system? (a) skeletal system (b) digestive system (c) respiratory system (d) circulatory system
  9. 9.True or false: the thigh bone is part of the circulatory system. (a) True (b) False
  10. 10.❤️ How many chambers (rooms) does the human heart have?
  11. 11.🔍 Which is the odd one out? (a) blood (b) food pipe (c) stomach (d) liver
  12. 12.True or false: taking in oxygen is a job of the lungs. (a) False (b) True
  13. 13.What is a job of the heart? (a) pumping blood (b) churning food (c) protecting the brain (d) taking in oxygen
  14. 14.🔍 Which is the odd one out? (a) stomach (b) liver (c) food pipe (d) blood vessel
  15. 15.True or false: the blood is part of the circulatory system. (a) True (b) False
  16. 16.💨 Which gas does our body need from the air we breathe in? (a) smoke (b) carbon dioxide (c) steam (d) oxygen
  17. 17.True or false: the stomach is part of the respiratory system. (a) True (b) False
  18. 18.🔍 Which is the odd one out? (a) heart (b) blood (c) blood vessel (d) thigh bone
  19. 19.🫀 The backbone is part of which body system? (a) digestive system (b) skeletal system (c) circulatory system (d) respiratory system
  20. 20.Which of these is part of the skeletal system? (a) spinal cord (b) food pipe (c) liver (d) thigh bone
  21. 21.What is a job of the stomach? (a) pulling bones to move (b) churning food (c) protecting the brain (d) taking in oxygen
  22. 22.🩺 Which body part has this job: pumping blood? (a) kidneys (b) stomach (c) skin (d) heart
  23. 23.🩺 Which body part has this job: guarding heart and lungs? (a) heart (b) brain (c) ribs (d) muscles
  24. 24.True or false: pumping blood is a job of the kidneys. (a) True (b) False
  25. 25.🫀 The nerve is part of which body system? (a) respiratory system (b) circulatory system (c) digestive system (d) nervous system
  26. 26.True or false: the spinal cord is part of the nervous system. (a) True (b) False
  27. 27.True or false: protecting the brain is a job of the skull. (a) False (b) True
  28. 28.🩺 Which body part has this job: pulling bones to move? (a) muscles (b) stomach (c) heart (d) skull
  29. 29.True or false: the small intestine is part of the digestive system. (a) False (b) True
  30. 30.True or false: guarding heart and lungs is a job of the ribs. (a) False (b) True
  31. 31.🔍 Which is the odd one out? (a) large intestine (b) liver (c) stomach (d) nerve
  32. 32.Which of these is part of the skeletal system? (a) small intestine (b) blood (c) backbone (d) blood vessel
  33. 33.🧍 Which is the largest organ of the human body? (a) brain (b) kidney (c) heart (d) skin
  34. 34.True or false: taking in oxygen is a job of the muscles. (a) False (b) True
  35. 35.Which of these is part of the nervous system? (a) blood vessel (b) food pipe (c) liver (d) nerve
  36. 36.🩺 Which body part has this job: taking in oxygen? (a) brain (b) lungs (c) heart (d) muscles
  37. 37.What is a job of the brain? (a) guarding heart and lungs (b) thinking and learning (c) pulling bones to move (d) covering the body
  38. 38.Which of these is part of the respiratory system? (a) windpipe (b) small intestine (c) skull (d) blood vessel
  39. 39.🩺 Which body part has this job: covering the body? (a) brain (b) kidneys (c) skull (d) skin
  40. 40.🦷 How many milk teeth does a child have?

Answer key

  1. backbone
  2. False
  3. taking in oxygen
  4. windpipe
  5. 2
  6. digestive system
  7. cleaning the blood
  8. digestive system
  9. False
  10. 4
  11. blood
  12. True
  13. pumping blood
  14. blood vessel
  15. True
  16. oxygen
  17. False
  18. thigh bone
  19. skeletal system
  20. thigh bone
  21. churning food
  22. heart
  23. ribs
  24. False
  25. nervous system
  26. True
  27. True
  28. muscles
  29. True
  30. True
  31. nerve
  32. backbone
  33. skin
  34. False
  35. nerve
  36. lungs
  37. thinking and learning
  38. windpipe
  39. skin
  40. 20

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