Question

what is test of starch​

Answer 1

Answer:

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.

1) Take small quantity of the food items to be tested.

2) Put 2-3 drops of iodine solution on it.

3) Observe the colour of the food item.

4) Blue-black colour indicates the presence of starch in the tested food item.

Explanation:

Hope it helps you

Answer 2

Answer:

A chemical test for starch is to add iodine solution (yellow/brown) and look for a colour change. In the presence of starch, iodine turns a blue/black colour. ... For example, if iodine is added to a peeled potato then it will turn black.