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Class 3 GK Worksheet: Human Body Systems

GK lesson 14: Human body systems · Set 447 · 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: taking in oxygen is a job of the lungs. (a) False (b) True
  2. 2.🩺 Which body part has this job: thinking and learning? (a) ribs (b) heart (c) brain (d) stomach
  3. 3.💨 Which gas does our body need from the air we breathe in? (a) carbon dioxide (b) smoke (c) oxygen (d) steam
  4. 4.🫀 The stomach is part of which body system? (a) circulatory system (b) respiratory system (c) skeletal system (d) digestive system
  5. 5.What is a job of the heart? (a) protecting the brain (b) guarding heart and lungs (c) covering the body (d) pumping blood
  6. 6.What is a job of the skull? (a) protecting the brain (b) churning food (c) covering the body (d) pumping blood
  7. 7.🫀 The brain is part of which body system? (a) circulatory system (b) respiratory system (c) nervous system (d) digestive system
  8. 8.👄 Where does digestion begin? (a) in the lungs (b) in the mouth (c) in the stomach (d) in the heart
  9. 9.👂 The smallest bone of the body is in the ___. (a) toe (b) finger (c) ear (d) nose
  10. 10.🩺 Which body part has this job: pulling bones to move? (a) heart (b) lungs (c) skull (d) muscles
  11. 11.🫀 The nerve is part of which body system? (a) skeletal system (b) respiratory system (c) nervous system (d) circulatory system
  12. 12.What is a job of the skin? (a) protecting the brain (b) thinking and learning (c) covering the body (d) pulling bones to move
  13. 13.True or false: pulling bones to move is a job of the muscles. (a) False (b) True
  14. 14.🔍 Which is the odd one out? (a) food pipe (b) small intestine (c) blood (d) liver
  15. 15.🩺 Which body part has this job: cleaning the blood? (a) heart (b) muscles (c) lungs (d) kidneys
  16. 16.🫀 The small intestine is part of which body system? (a) digestive system (b) skeletal system (c) respiratory system (d) circulatory system
  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 skeletal system? (a) skull (b) heart (c) spinal cord (d) large intestine
  19. 19.🫁 How many lungs do we have?
  20. 20.Which of these is part of the digestive system? (a) backbone (b) food pipe (c) nerve (d) rib
  21. 21.🫀 The food pipe is part of which body system? (a) circulatory system (b) skeletal system (c) digestive system (d) respiratory system
  22. 22.True or false: the brain is part of the digestive system. (a) False (b) True
  23. 23.True or false: the rib is part of the skeletal system. (a) True (b) False
  24. 24.🔍 Which is the odd one out? (a) backbone (b) lung (c) skull (d) thigh bone
  25. 25.True or false: guarding heart and lungs is a job of the ribs. (a) True (b) False
  26. 26.True or false: the food pipe is part of the digestive system. (a) False (b) True
  27. 27.Which of these is part of the respiratory system? (a) skull (b) lung (c) large intestine (d) small intestine
  28. 28.What is a job of the brain? (a) protecting the brain (b) pumping blood (c) thinking and learning (d) churning food
  29. 29.🔍 Which is the odd one out? (a) backbone (b) heart (c) skull (d) thigh bone
  30. 30.🔍 Which is the odd one out? (a) blood (b) heart (c) brain (d) blood vessel
  31. 31.True or false: the large intestine is part of the digestive system. (a) True (b) False
  32. 32.True or false: the lung is part of the digestive system. (a) True (b) False
  33. 33.True or false: covering the body is a job of the skin. (a) False (b) True
  34. 34.🫀 The heart is part of which body system? (a) respiratory system (b) digestive system (c) nervous system (d) circulatory system
  35. 35.True or false: the heart is part of the circulatory system. (a) False (b) True
  36. 36.🦵 The longest bone of the body is in the ___. (a) neck (b) arm (c) thigh (d) finger
  37. 37.True or false: pumping blood is a job of the skin. (a) False (b) True
  38. 38.True or false: taking in oxygen is a job of the stomach. (a) False (b) True
  39. 39.🦷 How many milk teeth does a child have?
  40. 40.Which of these is part of the skeletal system? (a) heart (b) liver (c) backbone (d) small intestine

Answer key

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

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