Question

13. What do you see when you add a few drops of tincture iodine to a
destarched leaf ?

Answer 1

Answer:

a bit green or yellow colour

Explanation:

Answer 2

Answer:

Starch is a type of carbohydrate found mainly in plant and plant products.

If a few drops of iodine solution fall on the starch substance, it will give a blue-black color that confirms the presence of starch in that food.

We use iodine solution as a confirmatory test in the detection of starch.