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- Take potted plant with wartekor crotoneKeep the plant in a dark room for three days so thatgets used uphoursNow keep the plant in sundt for aboutandPuck a leaf from the plant, Mark the green areason a sheet of paperDid the leaf in boiling water for a few minutes,After this. Immerve it in a beaker containing 200Carefully place the above beaker in a water bath and healcohol begins to boilWhat happens to the colour of the leaf? What is the colorsolution?Now dip the leaf in a dilute solution of lodine for a low m eTake out the leaf and rinse of the godine solutionObserve the colour of the leal and compare this with the trathe leaf done in the beginning P 6* What can you conclude about the presence of starch in various.2).the coloursof the leal?) |
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