Question

7. Study the steps to test the presence of proteins in a Food item. Write the correct sequence inthe table below.i. Take a small quantity of the food item in a test tubeii.Make a paste or powder of food to be tested.Add 10 drop of water to it and shake it.iv. Add 10 drops of caustic soda solution into the test tube and shake well.Add 2 drops of copper sulphate solution to it.1.V.IV.V.If the food contains protein, what will be thecolour of test tube content after few minutes?​

Answer 1

Answer:

Violet colour indicates the presence of proteins in the tested food item.