Question

Write an activity to detect the presence of starch in our food

Answer 1

Answer:

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 item.

Answer 2

We can easily test if a food item contains starch are.

• 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 item.

Iodine solution is used to test for the presence of starch.

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