Question

how would you test the presence of starch in a leaf​

Answer 1

Step 1: A fresh leaf is taken.
Step 2: The leaf is boiled in water for few minutes to soften the cells in the leaf.
Step 3: Now, dip this leaf in iodine solution.
Step 4: The color of the leaf will changes into blue black color when iodine is added to it which shows the presence of starch in it.



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Answer 2

Heyy

Explanation :

Steps to test the presence of starch in leaves :

Step 1 : Pluck a leaf from the potted plant and keep it in the dark room for 3 days and keep it in the sunlight for 6 hours

Step 2: The leaf is boiled in water for few minutes to soften the cells in the leaf.

Step 3: Now, dip this leaf in iodine solution.

Step 4: The color of the leaf will changes into blue black color when iodine is added to it which shows the presence of starch in it.

Hope this helps