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Class 3 GK Worksheet: Human Body Systems

GK lesson 14: Human body systems · Set 149 · 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.True or false: protecting the brain is a job of the skull. (a) False (b) True
  2. 2.True or false: covering the body is a job of the skin. (a) False (b) True
  3. 3.🔍 Which is the odd one out? (a) spinal cord (b) brain (c) large intestine (d) nerve
  4. 4.🔍 Which is the odd one out? (a) food pipe (b) large intestine (c) blood (d) liver
  5. 5.🔍 Which is the odd one out? (a) liver (b) windpipe (c) large intestine (d) stomach
  6. 6.Which of these is part of the circulatory system? (a) backbone (b) lung (c) large intestine (d) blood vessel
  7. 7.🦷 How many milk teeth does a child have?
  8. 8.What is a job of the skull? (a) protecting the brain (b) cleaning the blood (c) covering the body (d) guarding heart and lungs
  9. 9.True or false: the blood is part of the skeletal system. (a) True (b) False
  10. 10.🫘 How many kidneys do we have?
  11. 11.🩺 Which body part has this job: taking in oxygen? (a) lungs (b) muscles (c) stomach (d) skin
  12. 12.🫀 The food pipe is part of which body system? (a) nervous system (b) digestive system (c) respiratory system (d) circulatory system
  13. 13.Which of these is part of the respiratory system? (a) rib (b) lung (c) liver (d) brain
  14. 14.👂 The smallest bone of the body is in the ___. (a) finger (b) ear (c) nose (d) toe
  15. 15.🩺 Which body part has this job: protecting the brain? (a) lungs (b) ribs (c) skull (d) brain
  16. 16.Which of these is part of the digestive system? (a) windpipe (b) skull (c) stomach (d) backbone
  17. 17.What is a job of the heart? (a) cleaning the blood (b) taking in oxygen (c) pumping blood (d) covering the body
  18. 18.🫀 The backbone is part of which body system? (a) nervous system (b) respiratory system (c) digestive system (d) skeletal system
  19. 19.True or false: the heart is part of the circulatory system. (a) True (b) False
  20. 20.Which of these is part of the nervous system? (a) rib (b) brain (c) thigh bone (d) stomach
  21. 21.True or false: pumping blood is a job of the lungs. (a) True (b) False
  22. 22.Which of these is part of the circulatory system? (a) large intestine (b) blood (c) brain (d) liver
  23. 23.True or false: churning food is a job of the stomach. (a) False (b) True
  24. 24.🩺 Which body part has this job: pulling bones to move? (a) skull (b) muscles (c) skin (d) stomach
  25. 25.Which of these is part of the digestive system? (a) large intestine (b) spinal cord (c) rib (d) heart
  26. 26.❤️ How many chambers (rooms) does the human heart have?
  27. 27.What is a job of the stomach? (a) pumping blood (b) covering the body (c) cleaning the blood (d) churning food
  28. 28.True or false: the spinal cord is part of the nervous system. (a) False (b) True
  29. 29.Which of these is part of the skeletal system? (a) blood vessel (b) food pipe (c) large intestine (d) thigh bone
  30. 30.🔍 Which is the odd one out? (a) lung (b) thigh bone (c) skull (d) rib
  31. 31.What is a job of the lungs? (a) churning food (b) taking in oxygen (c) pulling bones to move (d) cleaning the blood
  32. 32.🧍 Which is the largest organ of the human body? (a) skin (b) kidney (c) heart (d) brain
  33. 33.What is a job of the skin? (a) taking in oxygen (b) cleaning the blood (c) pumping blood (d) covering the body
  34. 34.🦵 The longest bone of the body is in the ___. (a) neck (b) finger (c) thigh (d) arm
  35. 35.What is a job of the brain? (a) pumping blood (b) protecting the brain (c) thinking and learning (d) cleaning the blood
  36. 36.🩺 Which body part has this job: thinking and learning? (a) stomach (b) brain (c) skin (d) skull
  37. 37.True or false: taking in oxygen is a job of the lungs. (a) True (b) False
  38. 38.🫀 The blood is part of which body system? (a) respiratory system (b) nervous system (c) digestive system (d) circulatory system
  39. 39.🫀 The small intestine is part of which body system? (a) digestive system (b) circulatory system (c) respiratory system (d) nervous system
  40. 40.Which of these is part of the respiratory system? (a) blood (b) windpipe (c) large intestine (d) backbone

Answer key

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

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