Question

How would you test the presence of starch in leaves?​

Answer 1

Answer:

The presence of starch in leaves can be tested by the Iodine test.

Explanation:

When we remove chlorophyll from the leaf by boiling it in alcohol and then put two drops of iodine solution, it is colour change to blue indicates the presence of starch.

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Answer 2

Answer:

We can test the presence of starch in leaves by iodine test.

Steps to test the presence of starch in leaves :

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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Explanation: