Question

How can you show the presence of starch in leaves? Explain with the help of a diagram.
plz draw the diagram​

Answer 1

Answer:

A positive test for starch in a leaf provides evidence that photosynthesis has occurred. The test for starch is a leaf is an is an extension of the Iodine Test for Starch. Glucose is the product of photosynthesis, and is rapidly converted to granules of starch - a polymer of glucose - for storage

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Answer 2

Answer:

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.hh