Question

Give an experiment to show the essentiality of light in the process of photosyntesis

Answer 1

light screen experiment

Answer 2

light screen experiment:-take a potted plant and keep it in the dark so that it will lose its starch. now after 2or 3 days take that plant and cover the leaf of the plant with desined screen and allow it to sunlight. after2 to 3 hours take that leaf and boil it with alcohol so that it will get lost from the pigments now pour few drops of iodine. thebplace where the screen is placed will be pale but the place where screen is not covered will turn to blue. by this we can prove that light is essencial for photosynthesis.
hope this answer helps u my frnd.