Question

shyam wanted to test the presence of protein in a small quantity of food list out the things needed for his test​

Answer 1

Answer:

Answer

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

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.

6) Add 10 drops of caustic soda solution using a dropper and shake the test tube.

7) Let the test tube rest in a test tube stand for a few minutes.

8) Observe the colour of the mixture.

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

Answer 2

Explanation:

1) take a small quantity of the food item.

2), grind/ mash that food

3) put the mashed food into test tube

4) Add 10 drop of water & shake the test tube.

5) Add 2 drops of ( copper sulphate solutions) to test tube using a dropper.

6) again add 10 drop of ( caustic soda solutions) using a dropper and Shake the test tube.

7) let the test tube rest for a few minutes.

8) observe the colour of the mixture

9) violet colour indicates the presence of protein in the tested good item .

I think it will help you buddy. Thank you !!