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Class 3 GK Worksheet: Human Body Systems

GK lesson 14: Human body systems · Set 775 · 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: guarding heart and lungs is a job of the stomach. (a) False (b) True
  2. 2.What is a job of the ribs? (a) thinking and learning (b) pulling bones to move (c) taking in oxygen (d) guarding heart and lungs
  3. 3.🩺 Which body part has this job: pulling bones to move? (a) muscles (b) brain (c) stomach (d) ribs
  4. 4.🧍 Which is the largest organ of the human body? (a) skin (b) brain (c) kidney (d) heart
  5. 5.Which of these is part of the respiratory system? (a) large intestine (b) blood vessel (c) lung (d) backbone
  6. 6.Which of these is part of the nervous system? (a) nerve (b) blood (c) skull (d) windpipe
  7. 7.Which of these is part of the digestive system? (a) skull (b) lung (c) brain (d) liver
  8. 8.True or false: protecting the brain is a job of the lungs. (a) True (b) False
  9. 9.True or false: the skull is part of the skeletal system. (a) True (b) False
  10. 10.Which of these is part of the circulatory system? (a) skull (b) blood (c) brain (d) spinal cord
  11. 11.Which of these is part of the skeletal system? (a) skull (b) stomach (c) blood (d) small intestine
  12. 12.True or false: churning food is a job of the stomach. (a) True (b) False
  13. 13.🫀 The large intestine is part of which body system? (a) skeletal system (b) respiratory system (c) digestive system (d) nervous system
  14. 14.💨 Which gas does our body need from the air we breathe in? (a) steam (b) carbon dioxide (c) oxygen (d) smoke
  15. 15.What is a job of the kidneys? (a) churning food (b) thinking and learning (c) protecting the brain (d) cleaning the blood
  16. 16.🫀 The rib is part of which body system? (a) circulatory system (b) respiratory system (c) skeletal system (d) digestive system
  17. 17.🫁 How many lungs do we have?
  18. 18.What is a job of the heart? (a) churning food (b) covering the body (c) pumping blood (d) thinking and learning
  19. 19.🦴 How many bones are there in a grown-up’s body?
  20. 20.Which of these is part of the digestive system? (a) windpipe (b) nerve (c) blood (d) small intestine
  21. 21.🩺 Which body part has this job: taking in oxygen? (a) ribs (b) lungs (c) kidneys (d) skin
  22. 22.True or false: pulling bones to move is a job of the brain. (a) False (b) True
  23. 23.🔍 Which is the odd one out? (a) heart (b) blood (c) blood vessel (d) lung
  24. 24.True or false: the small intestine is part of the respiratory system. (a) True (b) False
  25. 25.What is a job of the stomach? (a) protecting the brain (b) thinking and learning (c) pulling bones to move (d) churning food
  26. 26.True or false: the food pipe is part of the digestive system. (a) True (b) False
  27. 27.True or false: churning food is a job of the muscles. (a) True (b) False
  28. 28.👂 The smallest bone of the body is in the ___. (a) ear (b) nose (c) finger (d) toe
  29. 29.🫀 The nerve is part of which body system? (a) circulatory system (b) respiratory system (c) nervous system (d) skeletal system
  30. 30.Which of these is part of the circulatory system? (a) food pipe (b) heart (c) brain (d) backbone
  31. 31.🦵 The longest bone of the body is in the ___. (a) thigh (b) finger (c) neck (d) arm
  32. 32.True or false: the blood is part of the circulatory system. (a) False (b) True
  33. 33.🔍 Which is the odd one out? (a) blood (b) blood vessel (c) large intestine (d) heart
  34. 34.🫀 The stomach is part of which body system? (a) nervous system (b) skeletal system (c) digestive system (d) respiratory system
  35. 35.Which of these is part of the respiratory system? (a) thigh bone (b) blood vessel (c) windpipe (d) spinal cord
  36. 36.🩺 Which body part has this job: protecting the brain? (a) skin (b) stomach (c) skull (d) ribs
  37. 37.🦷 How many permanent teeth does a grown-up have in all?
  38. 38.What is a job of the lungs? (a) pulling bones to move (b) protecting the brain (c) cleaning the blood (d) taking in oxygen
  39. 39.True or false: the thigh bone is part of the nervous system. (a) False (b) True
  40. 40.True or false: pulling bones to move is a job of the lungs. (a) True (b) False

Answer key

  1. False
  2. guarding heart and lungs
  3. muscles
  4. skin
  5. lung
  6. nerve
  7. liver
  8. False
  9. True
  10. blood
  11. skull
  12. True
  13. digestive system
  14. oxygen
  15. cleaning the blood
  16. skeletal system
  17. 2
  18. pumping blood
  19. 206
  20. small intestine
  21. lungs
  22. False
  23. lung
  24. False
  25. churning food
  26. True
  27. False
  28. ear
  29. nervous system
  30. heart
  31. thigh
  32. True
  33. large intestine
  34. digestive system
  35. windpipe
  36. skull
  37. 32
  38. taking in oxygen
  39. False
  40. False

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