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Class 3 GK Worksheet: Human Body Systems

GK lesson 14: Human body systems · Set 166 · 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.What is a job of the lungs? (a) cleaning the blood (b) protecting the brain (c) guarding heart and lungs (d) taking in oxygen
  3. 3.Which of these is part of the digestive system? (a) rib (b) thigh bone (c) food pipe (d) skull
  4. 4.💨 Which gas does our body need from the air we breathe in? (a) smoke (b) carbon dioxide (c) steam (d) oxygen
  5. 5.What is a job of the skin? (a) pumping blood (b) taking in oxygen (c) guarding heart and lungs (d) covering the body
  6. 6.🩺 Which body part has this job: thinking and learning? (a) heart (b) lungs (c) skin (d) brain
  7. 7.🔍 Which is the odd one out? (a) heart (b) blood (c) blood vessel (d) nerve
  8. 8.👂 The smallest bone of the body is in the ___. (a) toe (b) nose (c) ear (d) finger
  9. 9.Which of these is part of the digestive system? (a) nerve (b) blood vessel (c) liver (d) spinal cord
  10. 10.🧍 Which is the largest organ of the human body? (a) kidney (b) brain (c) skin (d) heart
  11. 11.True or false: churning food is a job of the lungs. (a) False (b) True
  12. 12.True or false: the blood is part of the digestive system. (a) True (b) False
  13. 13.True or false: the blood is part of the circulatory system. (a) False (b) True
  14. 14.🩺 Which body part has this job: churning food? (a) heart (b) brain (c) skin (d) stomach
  15. 15.What is a job of the brain? (a) pumping blood (b) covering the body (c) thinking and learning (d) guarding heart and lungs
  16. 16.Which of these is part of the skeletal system? (a) food pipe (b) small intestine (c) skull (d) liver
  17. 17.True or false: pumping blood is a job of the heart. (a) False (b) True
  18. 18.Which of these is part of the digestive system? (a) windpipe (b) stomach (c) lung (d) thigh bone
  19. 19.True or false: thinking and learning is a job of the lungs. (a) True (b) False
  20. 20.🔍 Which is the odd one out? (a) blood (b) thigh bone (c) blood vessel (d) heart
  21. 21.🦵 The longest bone of the body is in the ___. (a) arm (b) neck (c) thigh (d) finger
  22. 22.Which of these is part of the circulatory system? (a) lung (b) thigh bone (c) brain (d) blood
  23. 23.Which of these is part of the nervous system? (a) stomach (b) spinal cord (c) liver (d) blood vessel
  24. 24.Which of these is part of the skeletal system? (a) backbone (b) heart (c) small intestine (d) spinal cord
  25. 25.🦷 How many permanent teeth does a grown-up have in all?
  26. 26.What is a job of the heart? (a) thinking and learning (b) churning food (c) pumping blood (d) guarding heart and lungs
  27. 27.True or false: pulling bones to move is a job of the muscles. (a) False (b) True
  28. 28.🦷 How many milk teeth does a child have?
  29. 29.True or false: the spinal cord is part of the skeletal system. (a) False (b) True
  30. 30.🦴 How many bones are there in a grown-up’s body?
  31. 31.🔍 Which is the odd one out? (a) small intestine (b) heart (c) stomach (d) food pipe
  32. 32.🔍 Which is the odd one out? (a) brain (b) spinal cord (c) small intestine (d) nerve
  33. 33.🔍 Which is the odd one out? (a) blood vessel (b) blood (c) lung (d) heart
  34. 34.Which of these is part of the nervous system? (a) backbone (b) windpipe (c) lung (d) nerve
  35. 35.🫀 The windpipe is part of which body system? (a) digestive system (b) nervous system (c) skeletal system (d) respiratory system
  36. 36.True or false: protecting the brain is a job of the skull. (a) True (b) False
  37. 37.🫀 The food pipe is part of which body system? (a) respiratory system (b) digestive system (c) nervous system (d) skeletal system
  38. 38.🔍 Which is the odd one out? (a) blood (b) blood vessel (c) heart (d) food pipe
  39. 39.🫀 The backbone is part of which body system? (a) digestive system (b) nervous system (c) skeletal system (d) respiratory system
  40. 40.🫀 The large intestine is part of which body system? (a) nervous system (b) skeletal system (c) respiratory system (d) digestive system

Answer key

  1. 4
  2. taking in oxygen
  3. food pipe
  4. oxygen
  5. covering the body
  6. brain
  7. nerve
  8. ear
  9. liver
  10. skin
  11. False
  12. False
  13. True
  14. stomach
  15. thinking and learning
  16. skull
  17. True
  18. stomach
  19. False
  20. thigh bone
  21. thigh
  22. blood
  23. spinal cord
  24. backbone
  25. 32
  26. pumping blood
  27. True
  28. 20
  29. False
  30. 206
  31. heart
  32. small intestine
  33. lung
  34. nerve
  35. respiratory system
  36. True
  37. digestive system
  38. food pipe
  39. skeletal system
  40. digestive system

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