Question

test for the presence of protein in food​

Answer 1

Answer:

Food Test for Proteins

Take the given food sample, prepare the extract of the given food sample. Then add the aqueous copper sulphate to the prepared food extract. A solution turns violet in colour confirms the presence of protein in the foodstuff.

Answer 2

Answer:

To test for protiens is -

Aim: To find do these things have protiens in them.

Materails -

1. Milk

2. Rice

3. Eggs

4. Caustic soda

5. Copper Sulphate

DOs

1. Pour some drops of caustic soda and mix it.

2. After some time out some drops of Copper Sulphate and mix

Conclusion :

You will see the colored change and we can infr that it has proteins in it.

Explanation: