Perform an experiment to demonstrate that sunlight is essential for photosynthesis.
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Answers
Explanation:
plant in which leaves are covered with black paper is taken
the plant sgould have been kept in sunlight for at least 24 hrs
the leaf is removed and is placed in the boiling water to remove its waxy coating
it is taken out and kept in test tube
ethanol is added to it. this test tube is yhen pit in hot water fo 5-10 minutes.(purpose of adding ethanol is to remove cholrophyll
it is then placed in white tile and iodine is poured . starch react with iodine to give blue colour
all part of the leaf will turn blue exept the part coverd with black paper because sunlight does not reach this part of leaf.
so leaf covered with black paper does not give blue colour unlike other uncovered leaves of same plant
Answer:
☢️Photosynthesis is a biochemical process by which green plants s5mthesize simple sugar in the presence of sunlight using carbon dioxide from the atmosphere and water from the soil. This simple sugar (glucose) is later converted to starch. The most important factor for photosynthesis is light