Question

how to test the presence of protein in a food sample​

Answer 1

Answer:

Following steps are used to test if a food item contains protein.

Take a small quantity of the food items to be tested.

Grind/mash the food item.

Put the food item into a test tube.

Add 10 drops of water and shake the test tube.

Add two drops of copper sulphate solution to the test tube, using a dropper.

Answer 2

Answer:

1. Take a small quantity of the food items to be tested
2. .Grind/mash the food item.
3. Put the food item into a test tube.
4. Add 10 drops of water and shake the test tube.
5. Add two drops of copper sulphate solution to the test tube, using a dropper.