Biology 0.0 / 5 ? BiologyEnzymes and digestionGCSENone Created by: Lucy's RevisionCreated on: 07-05-14 18:28 Where is bile/gall made and what does it do? In the Liver, it gets rid of toxins from the body and helps break down fats 1 of 20 What temperature is the human body? 37 degrees Celsius 2 of 20 What happens in the large intestine? Excess is water absorbed into bloodstream, undigested waste turned into faeces 3 of 20 What food group provides the most energy? Carbohydrates 4 of 20 What does the enzyme amylase do? Amylase catalyses the breakdown of starch into sugars in the mouth and small intestine 5 of 20 What does the enzyme protease do? Proteases catalyse the breakdown of proteins into amino acids in the stomach and small intestine 6 of 20 What does the enzyme lipase do? Lipases catalyse the breakdown of fats and oils into fatty acids and glycerol in the small intestine 7 of 20 What is a catalyst? A catalyst is a substance that speeds up the rate of a chemical reaction 8 of 20 How does saliva aid digestion? It contains enzymes which beak down food and it lubricates food making it easier to chew and swallow 9 of 20 What happens inside the small intestine? Chemical digestion do food and it absorbs nutrients into your bloodstream 10 of 20 What is Benedict's solution used to test for? It is used to test for sugar 11 of 20 What is biuret solution used to test for? It is used to test for protein 12 of 20 What is iodine used to test for? It is used to test for starch 13 of 20 What does the pancreas do? It produces the body's supply of insulin and digestive enzymes, insulin is used for controlling blood sugar levels 14 of 20 What does fibre do? It cleans out your digestive system and helps you absorb more nutrients but it can't be digested 15 of 20 What is the stomach and what does it do? It is a muscular bag that mechanically breaks down food- it is full of acid 16 of 20 What is protein used for? Growth and repair 17 of 20 What are enzymes? a substance produced by a living organism which acts as a catalyst to bring about a specific biochemical reaction 18 of 20 What is starch? Starch is a complex carbohydrate that is insoluble in water 19 of 20 What is digestion? Digestion is when large insoluble molecules are broken down into small soluble molecules 20 of 20
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