how will you prove the presence of starch in a leaf
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experiment for presence of starch in leaf....
materials required : boiling tube, leaf, iodine solution, methylated spirit, leaf, tripod stand, Bunsen burner, water, asbestos gauze, etc...
put the leaf in water with methylated spirit in boiling tube.
by Bunsen burner boil the leaf in tube...
after few mins take leaf carefully to a petridish...
add iodine solution to it...
observe....
it turns blue black colour...
it represents present of starch in leaves....
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