how do you show that starch are present or absencein leaves
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Answered by
1
Answer:
Iodine test
Explanation:
Presence of starch in leaves can be tested by iodine test. Iodine turns starch solution into blue-black colour. Pour few drops of dilute iodine solution on the boiled leaf. The leaf becomes blue-black which proves the presence of starch in it. The starch is a carbohydrate.
Answered by
1
Answer:
Iodine test
Explanation:
hot water kills the leaf and alcohol breaks down the chlorophyll taking the green colour out of the leaf . When u put iodine on the leaves , one of them will turn blue-black and the other will be a reddish - brown . Iodine is an indicator that turns blue-black in the presence of starch
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