Class 3 GK Worksheet: Human Body Systems

GK lesson 14: Human body systems · Set 81 · 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.True or false: the spinal cord is part of the respiratory system. (a) True (b) False
2. 2.👂 The smallest bone of the body is in the ___. (a) nose (b) ear (c) finger (d) toe
3. 3.True or false: the lung is part of the skeletal system. (a) False (b) True
4. 4.True or false: thinking and learning is a job of the heart. (a) False (b) True
5. 5.🦴 How many bones are there in a grown-up’s body?
6. 6.🧍 Which is the largest organ of the human body? (a) heart (b) skin (c) brain (d) kidney
7. 7.What is a job of the ribs? (a) churning food (b) taking in oxygen (c) covering the body (d) guarding heart and lungs
8. 8.True or false: the large intestine is part of the skeletal system. (a) True (b) False
9. 9.What is a job of the skin? (a) covering the body (b) cleaning the blood (c) churning food (d) thinking and learning
10. 10.What is a job of the lungs? (a) taking in oxygen (b) guarding heart and lungs (c) churning food (d) covering the body
11. 11.True or false: thinking and learning is a job of the brain. (a) True (b) False
12. 12.💨 Which gas does our body need from the air we breathe in? (a) steam (b) carbon dioxide (c) smoke (d) oxygen
13. 13.True or false: the blood is part of the skeletal system. (a) True (b) False
14. 14.🩺 Which body part has this job: protecting the brain? (a) skin (b) kidneys (c) muscles (d) skull
15. 15.🫀 The nerve is part of which body system? (a) digestive system (b) respiratory system (c) nervous system (d) circulatory system
16. 16.🩺 Which body part has this job: guarding heart and lungs? (a) muscles (b) lungs (c) ribs (d) kidneys
17. 17.🩺 Which body part has this job: thinking and learning? (a) brain (b) stomach (c) muscles (d) heart
18. 18.🫘 How many kidneys do we have?
19. 19.🔍 Which is the odd one out? (a) windpipe (b) backbone (c) skull (d) thigh bone
20. 20.What is a job of the brain? (a) taking in oxygen (b) thinking and learning (c) covering the body (d) pulling bones to move
21. 21.True or false: the large intestine is part of the digestive system. (a) False (b) True
22. 22.True or false: the rib is part of the respiratory system. (a) False (b) True
23. 23.🔍 Which is the odd one out? (a) liver (b) stomach (c) skull (d) small intestine
24. 24.True or false: the thigh bone is part of the digestive system. (a) True (b) False
25. 25.🦷 How many permanent teeth does a grown-up have in all?
26. 26.🫀 The skull is part of which body system? (a) nervous system (b) digestive system (c) circulatory system (d) skeletal system
27. 27.Which of these is part of the skeletal system? (a) spinal cord (b) large intestine (c) skull (d) heart
28. 28.What is a job of the kidneys? (a) cleaning the blood (b) pumping blood (c) covering the body (d) pulling bones to move
29. 29.🫀 The food pipe is part of which body system? (a) skeletal system (b) respiratory system (c) digestive system (d) nervous system
30. 30.🩺 Which body part has this job: cleaning the blood? (a) kidneys (b) skull (c) skin (d) heart
31. 31.🔍 Which is the odd one out? (a) brain (b) large intestine (c) stomach (d) food pipe
32. 32.What is a job of the stomach? (a) taking in oxygen (b) guarding heart and lungs (c) covering the body (d) churning food
33. 33.True or false: taking in oxygen is a job of the brain. (a) True (b) False
34. 34.🦷 How many milk teeth does a child have?
35. 35.Which of these is part of the respiratory system? (a) small intestine (b) nerve (c) food pipe (d) lung
36. 36.👄 Where does digestion begin? (a) in the stomach (b) in the heart (c) in the lungs (d) in the mouth
37. 37.🔍 Which is the odd one out? (a) heart (b) spinal cord (c) brain (d) nerve
38. 38.True or false: churning food is a job of the skin. (a) False (b) True
39. 39.True or false: taking in oxygen is a job of the heart. (a) False (b) True
40. 40.Which of these is part of the digestive system? (a) lung (b) nerve (c) backbone (d) stomach

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