Question

HOW can you test presnce of s
tarchin a given food item Explain through activity.​

Answer 1

Answer:Test for Starch  

There are many types of carbohydrates. The main carbohydrates found in our food are in the form of starch and sugars. We can easily test if a food item contains starch.  

Take small quantity of the food items to be tested.

Put 2-3 drops of iodine solution on it.

Observe the colour of the food item.

Blue-black colour indicates the presence of starch in the tested food ite

Explanation:

HOPE IT HELPS!!!

Answer 2

Answer:

By adding iodine solution.

Explanation:

Iodine(yellow brown colour) plus starch turns blue black in colour.

Example: when iodine is added to natural mayo(containing starch) turn blue black.

The same happens to a potato but not to artificial mayo when is not healthy.