1.

35. Why do we keep the potted plant in complete darkness for about 48 hrs in an experiment to demonstre(2that light is necessary for photosynthesis ?

Answer»

Todoanexperimentson any factors like Co2, Sunlight, chlorophyll theplantwill bekeptin adarkroom or cup board for 48 hours to eliminate the starch from the leaves of theplant, whichwaspreviously formed through photosynthesis.

This step is known as destarching.



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