. What is the main function of the digestive system?, To help us breathe, To break down food and absorb nutrients, To pump blood, To help us move, 2. Where does digestion begin?, Stomach, Mouth, Small intestine, Liver, 3. What do teeth do during digestion?, Swallow food, Break food into smaller pieces, Absorb nutrients, Produce acid, 4. What is saliva?, A liquid that helps digest food, A type of food, A gas, A muscle, 5. Which organ pushes food to the stomach?, Liver, Oesophagus, Small intestine, Large intestine, 6. What happens in the stomach?, Food is mixed and broken down, Food is swallowed, Water is absorbed, Waste is removed, 7. Which organ produces digestive juices to help break down food?, Heart, Liver, Brain, Lungs, 8. Where are most nutrients absorbed?, Mouth, Stomach, Small intestine, Large intestine, 9. What is the role of the large intestine?, Digest food, Absorb water, Pump blood, Help breathing, 10. What is waste called after digestion?, Nutrients, Energy, Faeces, Saliva, 11. Which organ is NOT part of the digestive system?, Stomach, Lungs, Oesophagus, Intestine, 12. Which organ stores bile?, Stomach, Gallbladder, Mouth, Kidney, 13. What helps move food through the digestive system?, Muscles, Bones, Skin, Hair, 14. What is chewing also called?, Digestion, Absorption, Mastication, Circulation, 15. What type of digestion happens in the mouth?, Only chemical, Only physical, Both physical and chemical, None, 16. Which organ produces bile?, Liver, Heart, Stomach, Small intestine, 17. What is the job of enzymes?, Carry oxygen, Break down food, Pump blood, Protect bones, 18. Where does food go after the stomach?, Large intestine, Small intestine, Mouth, Liver, 19. What happens to nutrients after absorption?, They leave the body, They go into the blood, They stay in the stomach, They turn into bones, 20. Name a liquid waste produced by the body., Faeces, B. Urine, Saliva, Bile, 21. Name two organs in the digestive system., Heart and lungs, Mouth and stomach, Brain and bones, Skin and muscles, 22. Why is chewing food important?, Makes food taste better, Breaks food into smaller pieces for digestion, Changes food into blood, Stores food, 23. What is one function of the stomach?, Pumps blood, Mixes and breaks down food, Helps breathing, Stores oxygen, 24. What happens to food in the small intestine?, Food is chewed, Nutrients are absorbed, Waste is removed, Food is swallowed, 25. Why does the body need nutrients?, To help us sleep, To give energy and help growth, To make noise, To change skin colour, 26. What is the role of saliva?, Helps digest food and makes it easier to swallow, Pumps blood, Absorbs water, Removes waste, 27. Put these in the correct order: mouth, oesophagus, stomach, small intestine., Mouth → Stomach → Oesophagus → Small intestine, Mouth → Oesophagus → Stomach → Small intestine, Stomach → Mouth → Small intestine → Oesophagus, Mouth → Small intestine → Stomach → Oesophagus, 28. Explain what happens if food is not digested properly., Food gives more energy, Nutrients are not absorbed properly, Food disappears, The body grows faster, 29. Name one organ that helps digestion but food does not pass through it., Stomach, Liver, Oesophagus, Small intestine, 30. Why is water absorption important in the large intestine?, Helps remove oxygen, Helps the body keep water, Breaks down food, Moves food to the mouth.

DIGESTIVE SYSTEM

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