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Class 3 GK Worksheet: Human Body Systems

GK lesson 14: Human body systems · Set 377 · 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 chambers (rooms) does the human heart have?
  2. 2.🦷 How many milk teeth does a child have?
  3. 3.🔍 Which is the odd one out? (a) heart (b) blood vessel (c) lung (d) blood
  4. 4.Which of these is part of the circulatory system? (a) food pipe (b) nerve (c) blood (d) windpipe
  5. 5.🫀 The small intestine is part of which body system? (a) nervous system (b) digestive system (c) skeletal system (d) respiratory system
  6. 6.🩺 Which body part has this job: protecting the brain? (a) lungs (b) skull (c) skin (d) heart
  7. 7.🫀 The lung is part of which body system? (a) circulatory system (b) nervous system (c) digestive system (d) respiratory system
  8. 8.🦷 How many permanent teeth does a grown-up have in all?
  9. 9.🫀 The blood vessel is part of which body system? (a) circulatory system (b) respiratory system (c) nervous system (d) digestive system
  10. 10.Which of these is part of the nervous system? (a) rib (b) large intestine (c) heart (d) brain
  11. 11.What is a job of the kidneys? (a) thinking and learning (b) pumping blood (c) cleaning the blood (d) protecting the brain
  12. 12.💨 Which gas does our body need from the air we breathe in? (a) steam (b) oxygen (c) smoke (d) carbon dioxide
  13. 13.🧍 Which is the largest organ of the human body? (a) heart (b) kidney (c) brain (d) skin
  14. 14.What is a job of the muscles? (a) cleaning the blood (b) guarding heart and lungs (c) pulling bones to move (d) covering the body
  15. 15.What is a job of the skull? (a) churning food (b) protecting the brain (c) cleaning the blood (d) taking in oxygen
  16. 16.True or false: the food pipe is part of the respiratory system. (a) True (b) False
  17. 17.🫁 How many lungs do we have?
  18. 18.Which of these is part of the digestive system? (a) liver (b) backbone (c) brain (d) blood vessel
  19. 19.True or false: covering the body is a job of the muscles. (a) False (b) True
  20. 20.Which of these is part of the respiratory system? (a) brain (b) skull (c) spinal cord (d) lung
  21. 21.What is a job of the skin? (a) pulling bones to move (b) thinking and learning (c) covering the body (d) taking in oxygen
  22. 22.🩺 Which body part has this job: taking in oxygen? (a) muscles (b) lungs (c) brain (d) heart
  23. 23.👂 The smallest bone of the body is in the ___. (a) finger (b) ear (c) nose (d) toe
  24. 24.Which of these is part of the skeletal system? (a) brain (b) liver (c) food pipe (d) skull
  25. 25.🔍 Which is the odd one out? (a) heart (b) large intestine (c) food pipe (d) small intestine
  26. 26.True or false: the skull is part of the skeletal system. (a) True (b) False
  27. 27.🫀 The windpipe is part of which body system? (a) digestive system (b) nervous system (c) respiratory system (d) circulatory system
  28. 28.🫀 The heart is part of which body system? (a) digestive system (b) circulatory system (c) skeletal system (d) nervous system
  29. 29.👄 Where does digestion begin? (a) in the stomach (b) in the heart (c) in the lungs (d) in the mouth
  30. 30.True or false: taking in oxygen is a job of the ribs. (a) True (b) False
  31. 31.True or false: the brain is part of the circulatory system. (a) False (b) True
  32. 32.True or false: the nerve is part of the skeletal system. (a) True (b) False
  33. 33.🫀 The blood is part of which body system? (a) nervous system (b) circulatory system (c) skeletal system (d) digestive system
  34. 34.🫘 How many kidneys do we have?
  35. 35.True or false: cleaning the blood is a job of the lungs. (a) False (b) True
  36. 36.True or false: the rib is part of the respiratory system. (a) True (b) False
  37. 37.🔍 Which is the odd one out? (a) large intestine (b) skull (c) backbone (d) thigh bone
  38. 38.🩺 Which body part has this job: covering the body? (a) skin (b) brain (c) heart (d) muscles
  39. 39.What is a job of the ribs? (a) cleaning the blood (b) pumping blood (c) guarding heart and lungs (d) churning food
  40. 40.🩺 Which body part has this job: pulling bones to move? (a) brain (b) stomach (c) muscles (d) heart

Answer key

  1. 4
  2. 20
  3. lung
  4. blood
  5. digestive system
  6. skull
  7. respiratory system
  8. 32
  9. circulatory system
  10. brain
  11. cleaning the blood
  12. oxygen
  13. skin
  14. pulling bones to move
  15. protecting the brain
  16. False
  17. 2
  18. liver
  19. False
  20. lung
  21. covering the body
  22. lungs
  23. ear
  24. skull
  25. heart
  26. True
  27. respiratory system
  28. circulatory system
  29. in the mouth
  30. False
  31. False
  32. False
  33. circulatory system
  34. 2
  35. False
  36. False
  37. large intestine
  38. skin
  39. guarding heart and lungs
  40. muscles

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