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Class 3 GK Worksheet: Human Body Systems

GK lesson 14: Human body systems · Set 67 · 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 body part has this job: cleaning the blood? (a) brain (b) kidneys (c) heart (d) stomach
  2. 2.🫀 The rib is part of which body system? (a) nervous system (b) digestive system (c) respiratory system (d) skeletal system
  3. 3.🔍 Which is the odd one out? (a) small intestine (b) lung (c) stomach (d) food pipe
  4. 4.True or false: pumping blood is a job of the ribs. (a) False (b) True
  5. 5.🩺 Which body part has this job: pulling bones to move? (a) brain (b) muscles (c) stomach (d) skull
  6. 6.True or false: guarding heart and lungs is a job of the ribs. (a) True (b) False
  7. 7.🦷 How many milk teeth does a child have?
  8. 8.🔍 Which is the odd one out? (a) blood (b) heart (c) blood vessel (d) stomach
  9. 9.Which of these is part of the nervous system? (a) large intestine (b) blood vessel (c) brain (d) stomach
  10. 10.What is a job of the skull? (a) thinking and learning (b) guarding heart and lungs (c) pumping blood (d) protecting the brain
  11. 11.🩺 Which body part has this job: taking in oxygen? (a) lungs (b) ribs (c) heart (d) brain
  12. 12.True or false: pumping blood is a job of the lungs. (a) True (b) False
  13. 13.🫀 The liver is part of which body system? (a) skeletal system (b) circulatory system (c) respiratory system (d) digestive system
  14. 14.True or false: protecting the brain is a job of the skull. (a) False (b) True
  15. 15.Which of these is part of the skeletal system? (a) food pipe (b) blood (c) stomach (d) thigh bone
  16. 16.🫀 The heart is part of which body system? (a) respiratory system (b) nervous system (c) circulatory system (d) skeletal system
  17. 17.True or false: protecting the brain is a job of the brain. (a) True (b) False
  18. 18.🔍 Which is the odd one out? (a) large intestine (b) nerve (c) liver (d) stomach
  19. 19.Which of these is part of the circulatory system? (a) stomach (b) thigh bone (c) heart (d) skull
  20. 20.True or false: covering the body is a job of the skin. (a) False (b) True
  21. 21.👄 Where does digestion begin? (a) in the mouth (b) in the stomach (c) in the lungs (d) in the heart
  22. 22.🩺 Which body part has this job: churning food? (a) stomach (b) skin (c) lungs (d) ribs
  23. 23.🩺 Which body part has this job: thinking and learning? (a) stomach (b) lungs (c) brain (d) ribs
  24. 24.🩺 Which body part has this job: protecting the brain? (a) heart (b) skin (c) skull (d) lungs
  25. 25.True or false: taking in oxygen is a job of the muscles. (a) True (b) False
  26. 26.True or false: churning food is a job of the stomach. (a) False (b) True
  27. 27.Which of these is part of the nervous system? (a) stomach (b) nerve (c) heart (d) large intestine
  28. 28.True or false: protecting the brain is a job of the ribs. (a) True (b) False
  29. 29.🦴 How many bones are there in a grown-up’s body?
  30. 30.🧍 Which is the largest organ of the human body? (a) brain (b) heart (c) skin (d) kidney
  31. 31.True or false: protecting the brain is a job of the muscles. (a) False (b) True
  32. 32.True or false: cleaning the blood is a job of the heart. (a) True (b) False
  33. 33.True or false: the skull is part of the respiratory system. (a) True (b) False
  34. 34.Which of these is part of the respiratory system? (a) lung (b) small intestine (c) liver (d) heart
  35. 35.True or false: the skull is part of the skeletal system. (a) True (b) False
  36. 36.What is a job of the heart? (a) guarding heart and lungs (b) taking in oxygen (c) pumping blood (d) cleaning the blood
  37. 37.True or false: the large intestine is part of the digestive system. (a) True (b) False
  38. 38.🩺 Which body part has this job: guarding heart and lungs? (a) brain (b) heart (c) skin (d) ribs
  39. 39.True or false: the thigh bone is part of the nervous system. (a) False (b) True
  40. 40.What is a job of the lungs? (a) thinking and learning (b) pumping blood (c) pulling bones to move (d) taking in oxygen

Answer key

  1. kidneys
  2. skeletal system
  3. lung
  4. False
  5. muscles
  6. True
  7. 20
  8. stomach
  9. brain
  10. protecting the brain
  11. lungs
  12. False
  13. digestive system
  14. True
  15. thigh bone
  16. circulatory system
  17. False
  18. nerve
  19. heart
  20. True
  21. in the mouth
  22. stomach
  23. brain
  24. skull
  25. False
  26. True
  27. nerve
  28. False
  29. 206
  30. skin
  31. False
  32. False
  33. False
  34. lung
  35. True
  36. pumping blood
  37. True
  38. ribs
  39. False
  40. taking in oxygen

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