1.

How to decolourise a leaf .explain .

Answer»

To examine the starch accumulation in your  experimentally treated leaves ,you FIRST need to remove green chlorphyll from them by using

green leaf

test tube

alcohol

container

WATER

procedure:
PLACE leaf in a test tube and pour some alcohol in it.  Heat some water in a container and PUT test tube containing alcohol and green leaf into the container.chlorophyll dissolves in warm alcohol .Thus,leaf looses it green colour and become decolourise



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