Question

Take 2 potted plants of the same kind keep one in dark for 72 hours and other in sunlight perform iodine test with the leaves of both the plants . Now leave the pot which was earlier kept in dark in the sunlight for 3-4 days and perform the iodine test again on its leave

Answer 1

Answer:

Iodine test is used to test for the presence of starch. When a plant is kept in the dark for 72 hours it is denied light which is a condition necessary for photosynthesis. Photosynthesis leas to formation of starch.

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