Food tests 4.0 / 5 based on 2 ratings ? BiologyEnzymes and digestionGCSEAQA Created by: hyvääpäivääCreated on: 13-05-19 16:46 What is the food test for starch? Put food on a dropping tile, add 2 drops of iodine. 1 of 12 What color(s) does it go if it tests positive for starch Blue/black 2 of 12 What color does it go if it tests negative for starch? Orange 3 of 12 What is the test for glucose? Put food in a test tube, add 1cm cubed of Benedicts solution then heat in a water bath 4 of 12 What color does it go if it tests positive for glucose? Brick red 5 of 12 What color does it go if it tests negative for starch? Blue 6 of 12 What is the test for protein? Put food in a test tube then add 1cm cubed of dilute sodium hydroxide, followed by 4-5 drops of copper sulphate 7 of 12 What color does it go if protein is present? Purple 8 of 12 What color does it go if there’s no protein present? Blue 9 of 12 What is the test for lipids? Mix food with 2cm cubed of water in a test tube then add 4 drops of Sudanil 10 of 12 What color does it go if lipids are present? Milky 11 of 12 What color does it go if no lipids are present? Clear/colourless 12 of 12
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