Question

To test the presence of starch _________ solution is used.

Answer 1

Starch Test:

1. The presence of starch in leaves can be tested by an iodine test.
2. Iodine turns the starch solution into a blue-black color.
3. Pour a few drops of dilute iodine solution into the boiled leaf.
4. The leaf becomes blue-black which proves the presence of starch in it.

Final answer:- To test the presence of starch iodine solution is used.