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Class 3 GK Worksheet: Human Body Systems

GK lesson 14: Human body systems · Set 275 · 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.🩺 Which body part has this job: cleaning the blood? (a) brain (b) muscles (c) skull (d) kidneys
  2. 2.🩺 Which body part has this job: thinking and learning? (a) heart (b) brain (c) lungs (d) skull
  3. 3.🦷 How many permanent teeth does a grown-up have in all?
  4. 4.Which of these is part of the digestive system? (a) heart (b) nerve (c) food pipe (d) backbone
  5. 5.True or false: the liver is part of the digestive system. (a) False (b) True
  6. 6.🫀 The backbone is part of which body system? (a) digestive system (b) respiratory system (c) circulatory system (d) skeletal system
  7. 7.🔍 Which is the odd one out? (a) small intestine (b) large intestine (c) liver (d) brain
  8. 8.True or false: cleaning the blood is a job of the lungs. (a) True (b) False
  9. 9.What is a job of the stomach? (a) churning food (b) cleaning the blood (c) pumping blood (d) thinking and learning
  10. 10.🧍 Which is the largest organ of the human body? (a) heart (b) kidney (c) brain (d) skin
  11. 11.True or false: the heart is part of the circulatory system. (a) False (b) True
  12. 12.🔍 Which is the odd one out? (a) brain (b) spinal cord (c) liver (d) nerve
  13. 13.💨 Which gas does our body need from the air we breathe in? (a) steam (b) carbon dioxide (c) smoke (d) oxygen
  14. 14.🩺 Which body part has this job: taking in oxygen? (a) stomach (b) brain (c) lungs (d) heart
  15. 15.🫘 How many kidneys do we have?
  16. 16.🦴 How many bones are there in a grown-up’s body?
  17. 17.What is a job of the muscles? (a) pumping blood (b) taking in oxygen (c) cleaning the blood (d) pulling bones to move
  18. 18.True or false: the stomach is part of the digestive system. (a) False (b) True
  19. 19.🔍 Which is the odd one out? (a) nerve (b) spinal cord (c) brain (d) lung
  20. 20.Which of these is part of the digestive system? (a) stomach (b) spinal cord (c) windpipe (d) nerve
  21. 21.True or false: the food pipe is part of the skeletal system. (a) False (b) True
  22. 22.🫀 The windpipe is part of which body system? (a) respiratory system (b) digestive system (c) nervous system (d) skeletal system
  23. 23.🫀 The blood vessel is part of which body system? (a) nervous system (b) digestive system (c) skeletal system (d) circulatory system
  24. 24.True or false: guarding heart and lungs is a job of the ribs. (a) True (b) False
  25. 25.🫁 How many lungs do we have?
  26. 26.What is a job of the brain? (a) protecting the brain (b) taking in oxygen (c) guarding heart and lungs (d) thinking and learning
  27. 27.Which of these is part of the circulatory system? (a) liver (b) backbone (c) small intestine (d) blood vessel
  28. 28.🫀 The rib is part of which body system? (a) digestive system (b) circulatory system (c) respiratory system (d) skeletal system
  29. 29.🩺 Which body part has this job: covering the body? (a) brain (b) lungs (c) heart (d) skin
  30. 30.🦵 The longest bone of the body is in the ___. (a) finger (b) neck (c) thigh (d) arm
  31. 31.Which of these is part of the respiratory system? (a) large intestine (b) food pipe (c) nerve (d) lung
  32. 32.🫀 The large intestine is part of which body system? (a) digestive system (b) nervous system (c) skeletal system (d) respiratory system
  33. 33.🩺 Which body part has this job: pumping blood? (a) skin (b) kidneys (c) brain (d) heart
  34. 34.🫀 The small intestine is part of which body system? (a) skeletal system (b) nervous system (c) circulatory system (d) digestive system
  35. 35.Which of these is part of the skeletal system? (a) thigh bone (b) heart (c) large intestine (d) food pipe
  36. 36.👂 The smallest bone of the body is in the ___. (a) nose (b) toe (c) ear (d) finger
  37. 37.What is a job of the kidneys? (a) cleaning the blood (b) pumping blood (c) protecting the brain (d) thinking and learning
  38. 38.🫀 The spinal cord is part of which body system? (a) circulatory system (b) nervous system (c) skeletal system (d) digestive system
  39. 39.Which of these is part of the circulatory system? (a) rib (b) blood (c) food pipe (d) liver
  40. 40.What is a job of the lungs? (a) covering the body (b) thinking and learning (c) taking in oxygen (d) pulling bones to move

Answer key

  1. kidneys
  2. brain
  3. 32
  4. food pipe
  5. True
  6. skeletal system
  7. brain
  8. False
  9. churning food
  10. skin
  11. True
  12. liver
  13. oxygen
  14. lungs
  15. 2
  16. 206
  17. pulling bones to move
  18. True
  19. lung
  20. stomach
  21. False
  22. respiratory system
  23. circulatory system
  24. True
  25. 2
  26. thinking and learning
  27. blood vessel
  28. skeletal system
  29. skin
  30. thigh
  31. lung
  32. digestive system
  33. heart
  34. digestive system
  35. thigh bone
  36. ear
  37. cleaning the blood
  38. nervous system
  39. blood
  40. taking in oxygen

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