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Class 3 GK Worksheet: Human Body Systems

GK lesson 14: Human body systems · Set 353 · 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.🫀 The skull is part of which body system? (a) nervous system (b) circulatory system (c) skeletal system (d) digestive system
  2. 2.🔍 Which is the odd one out? (a) nerve (b) spinal cord (c) blood vessel (d) brain
  3. 3.🫀 The brain is part of which body system? (a) nervous system (b) respiratory system (c) digestive system (d) skeletal system
  4. 4.❤️ How many chambers (rooms) does the human heart have?
  5. 5.🩺 Which body part has this job: taking in oxygen? (a) skin (b) heart (c) brain (d) lungs
  6. 6.🩺 Which body part has this job: churning food? (a) kidneys (b) heart (c) lungs (d) stomach
  7. 7.🔍 Which is the odd one out? (a) blood (b) heart (c) stomach (d) blood vessel
  8. 8.True or false: thinking and learning is a job of the kidneys. (a) True (b) False
  9. 9.Which of these is part of the digestive system? (a) heart (b) backbone (c) food pipe (d) thigh bone
  10. 10.🫁 How many lungs do we have?
  11. 11.True or false: cleaning the blood is a job of the brain. (a) False (b) True
  12. 12.Which of these is part of the respiratory system? (a) stomach (b) spinal cord (c) lung (d) skull
  13. 13.True or false: thinking and learning is a job of the lungs. (a) True (b) False
  14. 14.Which of these is part of the circulatory system? (a) heart (b) thigh bone (c) liver (d) stomach
  15. 15.💨 Which gas does our body need from the air we breathe in? (a) oxygen (b) carbon dioxide (c) smoke (d) steam
  16. 16.🔍 Which is the odd one out? (a) small intestine (b) backbone (c) large intestine (d) liver
  17. 17.🦴 How many bones are there in a grown-up’s body?
  18. 18.👂 The smallest bone of the body is in the ___. (a) ear (b) toe (c) finger (d) nose
  19. 19.🫀 The large intestine is part of which body system? (a) respiratory system (b) skeletal system (c) circulatory system (d) digestive system
  20. 20.What is a job of the stomach? (a) pulling bones to move (b) taking in oxygen (c) thinking and learning (d) churning food
  21. 21.True or false: pumping blood is a job of the brain. (a) False (b) True
  22. 22.Which of these is part of the respiratory system? (a) windpipe (b) rib (c) spinal cord (d) backbone
  23. 23.What is a job of the skin? (a) covering the body (b) cleaning the blood (c) guarding heart and lungs (d) taking in oxygen
  24. 24.🦵 The longest bone of the body is in the ___. (a) neck (b) thigh (c) finger (d) arm
  25. 25.True or false: the spinal cord is part of the nervous system. (a) False (b) True
  26. 26.True or false: cleaning the blood is a job of the muscles. (a) False (b) True
  27. 27.🔍 Which is the odd one out? (a) thigh bone (b) nerve (c) spinal cord (d) brain
  28. 28.True or false: pumping blood is a job of the heart. (a) False (b) True
  29. 29.What is a job of the brain? (a) cleaning the blood (b) churning food (c) thinking and learning (d) covering the body
  30. 30.True or false: taking in oxygen is a job of the lungs. (a) True (b) False
  31. 31.Which of these is part of the skeletal system? (a) lung (b) large intestine (c) windpipe (d) rib
  32. 32.🔍 Which is the odd one out? (a) blood (b) blood vessel (c) lung (d) heart
  33. 33.🧍 Which is the largest organ of the human body? (a) heart (b) skin (c) brain (d) kidney
  34. 34.🩺 Which body part has this job: covering the body? (a) muscles (b) skin (c) ribs (d) heart
  35. 35.🫘 How many kidneys do we have?
  36. 36.True or false: the large intestine is part of the digestive system. (a) True (b) False
  37. 37.What is a job of the ribs? (a) protecting the brain (b) covering the body (c) guarding heart and lungs (d) pumping blood
  38. 38.True or false: the brain is part of the digestive system. (a) True (b) False
  39. 39.What is a job of the skull? (a) covering the body (b) guarding heart and lungs (c) taking in oxygen (d) protecting the brain
  40. 40.True or false: protecting the brain is a job of the skull. (a) True (b) False

Answer key

  1. skeletal system
  2. blood vessel
  3. nervous system
  4. 4
  5. lungs
  6. stomach
  7. stomach
  8. False
  9. food pipe
  10. 2
  11. False
  12. lung
  13. False
  14. heart
  15. oxygen
  16. backbone
  17. 206
  18. ear
  19. digestive system
  20. churning food
  21. False
  22. windpipe
  23. covering the body
  24. thigh
  25. True
  26. False
  27. thigh bone
  28. True
  29. thinking and learning
  30. True
  31. rib
  32. lung
  33. skin
  34. skin
  35. 2
  36. True
  37. guarding heart and lungs
  38. False
  39. protecting the brain
  40. True

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