Describe an experiment to show that “sunlight is essential for photosynthesis”. ??
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Explanation:
Experiment to prove that “sunlight is essential for photosynthes” is explained below:-
(i) Select two healthy plants.
(ii) Keep them in a dark room for 3 days.
(iii) Now place them in different air tight chambers, one supplied with potassium hydroxide, which is used to absorb carbon dioxide.
(iv) Now keep the plants in sunlight for 2 hours.
(v) Pluck leaf from both plants and check the presence of starch.
(vi) Higher starch content in the jar with potassium hydroxide indicates that in the presence of light the photosynthesis have occurred so higher starch content is found.
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Answer:
This u can do by keeping a plant inside the house in a dark room
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