Question

write the steps involved in presence of starch​

Answer 1

Answer:

Test to determine the presence of starch in a leaf:

(1) Dip a leaf in boiling water for a minute to kill the cells.

(2) Boil the leaf in methylated spirit in a water bath to remove the chlorophyll, till the leaf turns pale blue and becomes hard and brittle.

(3)Now place the leaf in hot water to soften it.

Answer 2

Test to determine the presence of starch in a leaf:

Test to determine the presence of starch in a leaf:Dip a leaf in boiling water for a minute to kill the cells.

Test to determine the presence of starch in a leaf:Dip a leaf in boiling water for a minute to kill the cells.Boil the leaf in methylated spirit in a water bath to remove the chlorophyll, till the leaf turns pale blue and becomes hard and brittle.

Test to determine the presence of starch in a leaf:Dip a leaf in boiling water for a minute to kill the cells.Boil the leaf in methylated spirit in a water bath to remove the chlorophyll, till the leaf turns pale blue and becomes hard and brittle.Now place the leaf in hot water to soften it.

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