In the presence of starch iodine solution will turn into blue-black color and in the absence of starch iodine added to leaf will turn into brown color. ... So iodine added in this region will change into brown color. Thus this experiment proves chlorophyll is necessary for leaves to prepare starch through photosynthesis.
answer:mera naam note kr
there are only disadvantages of doing masterbution so refuse to masterbuate our adult countrymen .