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Class 3 GK Worksheet: Human Body Systems

GK lesson 14: Human body systems · Set 425 · 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) stomach (b) kidneys (c) ribs (d) skull
  2. 2.Which of these is part of the skeletal system? (a) blood (b) blood vessel (c) thigh bone (d) nerve
  3. 3.🦵 The longest bone of the body is in the ___. (a) neck (b) arm (c) thigh (d) finger
  4. 4.🔍 Which is the odd one out? (a) blood vessel (b) liver (c) blood (d) heart
  5. 5.True or false: the stomach is part of the digestive system. (a) True (b) False
  6. 6.🦷 How many permanent teeth does a grown-up have in all?
  7. 7.🩺 Which body part has this job: taking in oxygen? (a) lungs (b) skin (c) muscles (d) brain
  8. 8.True or false: taking in oxygen is a job of the stomach. (a) True (b) False
  9. 9.👂 The smallest bone of the body is in the ___. (a) toe (b) nose (c) ear (d) finger
  10. 10.🧍 Which is the largest organ of the human body? (a) kidney (b) skin (c) heart (d) brain
  11. 11.Which of these is part of the respiratory system? (a) stomach (b) blood (c) lung (d) large intestine
  12. 12.🔍 Which is the odd one out? (a) blood (b) blood vessel (c) nerve (d) heart
  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) large intestine (b) stomach (c) liver (d) backbone
  15. 15.🫀 The lung is part of which body system? (a) digestive system (b) circulatory system (c) respiratory system (d) skeletal system
  16. 16.🫀 The rib is part of which body system? (a) digestive system (b) nervous system (c) skeletal system (d) respiratory system
  17. 17.🦷 How many milk teeth does a child have?
  18. 18.Which of these is part of the digestive system? (a) blood vessel (b) heart (c) nerve (d) small intestine
  19. 19.Which of these is part of the circulatory system? (a) food pipe (b) large intestine (c) heart (d) small intestine
  20. 20.True or false: guarding heart and lungs is a job of the ribs. (a) False (b) True
  21. 21.What is a job of the lungs? (a) taking in oxygen (b) pumping blood (c) cleaning the blood (d) covering the body
  22. 22.🫀 The brain is part of which body system? (a) respiratory system (b) skeletal system (c) circulatory system (d) nervous system
  23. 23.🫀 The thigh bone is part of which body system? (a) respiratory system (b) skeletal system (c) nervous system (d) circulatory system
  24. 24.🔍 Which is the odd one out? (a) food pipe (b) stomach (c) large intestine (d) thigh bone
  25. 25.True or false: pumping blood is a job of the skull. (a) True (b) False
  26. 26.True or false: the food pipe is part of the digestive system. (a) True (b) False
  27. 27.👄 Where does digestion begin? (a) in the stomach (b) in the mouth (c) in the heart (d) in the lungs
  28. 28.🩺 Which body part has this job: guarding heart and lungs? (a) muscles (b) stomach (c) skull (d) ribs
  29. 29.True or false: the liver is part of the digestive system. (a) False (b) True
  30. 30.True or false: the thigh bone is part of the skeletal system. (a) True (b) False
  31. 31.💨 Which gas does our body need from the air we breathe in? (a) steam (b) oxygen (c) smoke (d) carbon dioxide
  32. 32.What is a job of the skin? (a) thinking and learning (b) churning food (c) covering the body (d) guarding heart and lungs
  33. 33.🦴 How many bones are there in a grown-up’s body?
  34. 34.True or false: pumping blood is a job of the kidneys. (a) True (b) False
  35. 35.True or false: the brain is part of the skeletal system. (a) False (b) True
  36. 36.True or false: the blood vessel is part of the circulatory system. (a) False (b) True
  37. 37.True or false: protecting the brain is a job of the skull. (a) True (b) False
  38. 38.True or false: cleaning the blood is a job of the kidneys. (a) False (b) True
  39. 39.What is a job of the skull? (a) churning food (b) thinking and learning (c) protecting the brain (d) pumping blood
  40. 40.🔍 Which is the odd one out? (a) spinal cord (b) nerve (c) lung (d) brain

Answer key

  1. kidneys
  2. thigh bone
  3. thigh
  4. liver
  5. True
  6. 32
  7. lungs
  8. False
  9. ear
  10. skin
  11. lung
  12. nerve
  13. True
  14. backbone
  15. respiratory system
  16. skeletal system
  17. 20
  18. small intestine
  19. heart
  20. True
  21. taking in oxygen
  22. nervous system
  23. skeletal system
  24. thigh bone
  25. False
  26. True
  27. in the mouth
  28. ribs
  29. True
  30. True
  31. oxygen
  32. covering the body
  33. 206
  34. False
  35. False
  36. True
  37. True
  38. True
  39. protecting the brain
  40. lung

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