Class 3 GK Worksheet: Human Body Systems

GK lesson 14: Human body systems · Set 184 · 40 questions

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.

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

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