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Class 3 GK Worksheet: Human Body Systems

GK lesson 14: Human body systems · Set 142 · 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 is the odd one out? (a) small intestine (b) large intestine (c) windpipe (d) stomach
  2. 2.🩺 Which body part has this job: churning food? (a) lungs (b) stomach (c) heart (d) skull
  3. 3.👄 Where does digestion begin? (a) in the mouth (b) in the heart (c) in the lungs (d) in the stomach
  4. 4.What is a job of the ribs? (a) cleaning the blood (b) pumping blood (c) guarding heart and lungs (d) protecting the brain
  5. 5.Which of these is part of the respiratory system? (a) windpipe (b) heart (c) blood (d) nerve
  6. 6.True or false: the skull is part of the nervous system. (a) False (b) True
  7. 7.What is a job of the heart? (a) protecting the brain (b) pumping blood (c) thinking and learning (d) guarding heart and lungs
  8. 8.Which of these is part of the respiratory system? (a) small intestine (b) blood (c) lung (d) heart
  9. 9.🧍 Which is the largest organ of the human body? (a) skin (b) heart (c) brain (d) kidney
  10. 10.🫀 The brain is part of which body system? (a) circulatory system (b) digestive system (c) nervous system (d) skeletal system
  11. 11.Which of these is part of the nervous system? (a) heart (b) large intestine (c) liver (d) brain
  12. 12.Which of these is part of the digestive system? (a) skull (b) food pipe (c) nerve (d) blood
  13. 13.👂 The smallest bone of the body is in the ___. (a) ear (b) toe (c) nose (d) finger
  14. 14.True or false: the thigh bone is part of the circulatory system. (a) True (b) False
  15. 15.True or false: cleaning the blood is a job of the muscles. (a) False (b) True
  16. 16.True or false: the liver is part of the nervous system. (a) True (b) False
  17. 17.🔍 Which is the odd one out? (a) heart (b) lung (c) blood vessel (d) blood
  18. 18.🔍 Which is the odd one out? (a) rib (b) blood vessel (c) heart (d) blood
  19. 19.True or false: the nerve is part of the nervous system. (a) True (b) False
  20. 20.🩺 Which body part has this job: covering the body? (a) skin (b) skull (c) kidneys (d) brain
  21. 21.True or false: the blood is part of the skeletal system. (a) True (b) False
  22. 22.True or false: the food pipe is part of the skeletal system. (a) True (b) False
  23. 23.🩺 Which body part has this job: pulling bones to move? (a) skin (b) muscles (c) stomach (d) lungs
  24. 24.True or false: protecting the brain is a job of the skull. (a) False (b) True
  25. 25.True or false: the small intestine is part of the digestive system. (a) True (b) False
  26. 26.🩺 Which body part has this job: guarding heart and lungs? (a) brain (b) ribs (c) muscles (d) heart
  27. 27.🦷 How many milk teeth does a child have?
  28. 28.What is a job of the brain? (a) protecting the brain (b) pumping blood (c) guarding heart and lungs (d) thinking and learning
  29. 29.True or false: protecting the brain is a job of the kidneys. (a) False (b) True
  30. 30.🫀 The liver is part of which body system? (a) digestive system (b) circulatory system (c) nervous system (d) skeletal system
  31. 31.True or false: cleaning the blood is a job of the skin. (a) True (b) False
  32. 32.🫀 The spinal cord is part of which body system? (a) digestive system (b) respiratory system (c) nervous system (d) circulatory system
  33. 33.🫀 The large intestine is part of which body system? (a) digestive system (b) respiratory system (c) circulatory system (d) nervous system
  34. 34.What is a job of the muscles? (a) pumping blood (b) covering the body (c) thinking and learning (d) pulling bones to move
  35. 35.Which of these is part of the skeletal system? (a) stomach (b) spinal cord (c) brain (d) backbone
  36. 36.True or false: taking in oxygen is a job of the muscles. (a) False (b) True
  37. 37.🦴 How many bones are there in a grown-up’s body?
  38. 38.🔍 Which is the odd one out? (a) backbone (b) thigh bone (c) skull (d) brain
  39. 39.🫘 How many kidneys do we have?
  40. 40.🔍 Which is the odd one out? (a) spinal cord (b) liver (c) nerve (d) brain

Answer key

  1. windpipe
  2. stomach
  3. in the mouth
  4. guarding heart and lungs
  5. windpipe
  6. False
  7. pumping blood
  8. lung
  9. skin
  10. nervous system
  11. brain
  12. food pipe
  13. ear
  14. False
  15. False
  16. False
  17. lung
  18. rib
  19. True
  20. skin
  21. False
  22. False
  23. muscles
  24. True
  25. True
  26. ribs
  27. 20
  28. thinking and learning
  29. False
  30. digestive system
  31. False
  32. nervous system
  33. digestive system
  34. pulling bones to move
  35. backbone
  36. False
  37. 206
  38. brain
  39. 2
  40. liver

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