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Class 3 GK Worksheet: Human Body Systems

GK lesson 14: Human body systems · Set 228 · 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: pumping blood is a job of the heart. (a) True (b) False
  2. 2.🔍 Which is the odd one out? (a) backbone (b) heart (c) rib (d) thigh bone
  3. 3.What is a job of the kidneys? (a) taking in oxygen (b) pulling bones to move (c) churning food (d) cleaning the blood
  4. 4.🫀 The blood is part of which body system? (a) digestive system (b) nervous system (c) skeletal system (d) circulatory system
  5. 5.Which of these is part of the skeletal system? (a) large intestine (b) rib (c) small intestine (d) windpipe
  6. 6.What is a job of the heart? (a) protecting the brain (b) thinking and learning (c) pumping blood (d) covering the body
  7. 7.🧍 Which is the largest organ of the human body? (a) heart (b) kidney (c) skin (d) brain
  8. 8.🫀 The small intestine is part of which body system? (a) nervous system (b) skeletal system (c) circulatory system (d) digestive system
  9. 9.Which of these is part of the digestive system? (a) brain (b) nerve (c) food pipe (d) heart
  10. 10.Which of these is part of the circulatory system? (a) skull (b) blood vessel (c) backbone (d) thigh bone
  11. 11.Which of these is part of the nervous system? (a) windpipe (b) rib (c) nerve (d) thigh bone
  12. 12.Which of these is part of the respiratory system? (a) windpipe (b) rib (c) liver (d) food pipe
  13. 13.🔍 Which is the odd one out? (a) blood vessel (b) blood (c) thigh bone (d) heart
  14. 14.🫀 The windpipe is part of which body system? (a) digestive system (b) circulatory system (c) nervous system (d) respiratory system
  15. 15.True or false: thinking and learning is a job of the brain. (a) False (b) True
  16. 16.True or false: the food pipe is part of the digestive system. (a) False (b) True
  17. 17.👂 The smallest bone of the body is in the ___. (a) toe (b) finger (c) ear (d) nose
  18. 18.🦵 The longest bone of the body is in the ___. (a) arm (b) neck (c) thigh (d) finger
  19. 19.🔍 Which is the odd one out? (a) heart (b) blood vessel (c) blood (d) brain
  20. 20.What is a job of the skin? (a) covering the body (b) thinking and learning (c) protecting the brain (d) pumping blood
  21. 21.🩺 Which body part has this job: thinking and learning? (a) ribs (b) brain (c) lungs (d) stomach
  22. 22.True or false: cleaning the blood is a job of the kidneys. (a) True (b) False
  23. 23.🔍 Which is the odd one out? (a) thigh bone (b) blood (c) backbone (d) rib
  24. 24.Which of these is part of the nervous system? (a) liver (b) windpipe (c) lung (d) brain
  25. 25.Which of these is part of the respiratory system? (a) small intestine (b) backbone (c) spinal cord (d) lung
  26. 26.💨 Which gas does our body need from the air we breathe in? (a) carbon dioxide (b) smoke (c) oxygen (d) steam
  27. 27.True or false: protecting the brain is a job of the kidneys. (a) True (b) False
  28. 28.Which of these is part of the digestive system? (a) liver (b) nerve (c) blood (d) windpipe
  29. 29.🩺 Which body part has this job: cleaning the blood? (a) skull (b) muscles (c) kidneys (d) heart
  30. 30.True or false: protecting the brain is a job of the brain. (a) False (b) True
  31. 31.🫁 How many lungs do we have?
  32. 32.🔍 Which is the odd one out? (a) thigh bone (b) skull (c) liver (d) backbone
  33. 33.🫀 The thigh bone is part of which body system? (a) respiratory system (b) nervous system (c) circulatory system (d) skeletal system
  34. 34.What is a job of the skull? (a) taking in oxygen (b) pumping blood (c) churning food (d) protecting the brain
  35. 35.🫘 How many kidneys do we have?
  36. 36.🫀 The food pipe is part of which body system? (a) digestive system (b) skeletal system (c) respiratory system (d) nervous system
  37. 37.Which of these is part of the skeletal system? (a) skull (b) lung (c) heart (d) large intestine
  38. 38.🔍 Which is the odd one out? (a) windpipe (b) heart (c) blood (d) blood vessel
  39. 39.🩺 Which body part has this job: protecting the brain? (a) skin (b) stomach (c) skull (d) brain
  40. 40.👄 Where does digestion begin? (a) in the heart (b) in the lungs (c) in the stomach (d) in the mouth

Answer key

  1. True
  2. heart
  3. cleaning the blood
  4. circulatory system
  5. rib
  6. pumping blood
  7. skin
  8. digestive system
  9. food pipe
  10. blood vessel
  11. nerve
  12. windpipe
  13. thigh bone
  14. respiratory system
  15. True
  16. True
  17. ear
  18. thigh
  19. brain
  20. covering the body
  21. brain
  22. True
  23. blood
  24. brain
  25. lung
  26. oxygen
  27. False
  28. liver
  29. kidneys
  30. False
  31. 2
  32. liver
  33. skeletal system
  34. protecting the brain
  35. 2
  36. digestive system
  37. skull
  38. windpipe
  39. skull
  40. in the mouth

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