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question loop – KS3 digestion Q Name a food that is high in protein A Kilojoules or kilocalories Q What are carbohydrates used for? A Meat Q What solution is used in the test for sugar? A Providing energy Q What is the solution used to test for proteins called? A Benedict’s solution Q What are proteins needed for by the body? A Biuret’s solution Q Which nutrients are present in the least amount in most foods? A Growth and repair Q Why is digestion important? A Vitamins and minerals Q What is the name for A food that cannot be digested and leaves the body? It breaks food down into small soluble molecules which can be absorbed question loop – KS3 digestion Q What is the name for a A chemical that speeds up the breakdown of food? What is the name of A the enzyme that breaks down protein? Faeces Q Where does food go after it has left the stomach? A Protease Q Which type of acid is produced by the stomach? A Into the small intestine Q What does the acid in the stomach do? A Hydrochloric acid Q Which type of food A passes through the gut without being digested? What is the proper A name for the tube leading from the mouth to the stomach? What is absorbed from A the large intestine? Q Q Q An enzyme It kills bacteria and gives the right pH for enzymes to work Fibre The oesophagus question loop – KS3 digestion Q How is food moved through the digestive system? A Water Q What type of food do you test for with ethanol? A By muscles which squeeze it along Q What type of enzyme breaks down carbohydrates? A Fats Q How do your teeth help A to start digestion? Carbohydrase Q What is the name of A the disease caused by a lack of vitamin C? They break the food up into smaller pieces Q What food is a good source of calcium for healthy bones? Scurvy Q How many portions of A fruit or vegetables should you eat every day? How can you find out A how much energy there is in food? Q A Milk At least five question loop – KS3 digestion Q What units is the energy in food measured in? A By burning it and seeing how much heat is given off