A star-shaped figure was cut in the black paper strip used for covering the leaf of a destarched plant used for demonstrating that light is necessary for photosynthesis.
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20/10/2021 7:10 pm
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A star-shaped figure was cut in the black paper strip used for covering the leaf of a destarched plant used for demonstrating that light is necessary for photosynthesis. At the end of the experiment when the leaf was tested for starch with iodine, the star-shaped figure on the leaf was found to be
(1) colourless
(2) green in colour
(3) brown in colour
(4) blue-black in colour
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20/10/2021 7:11 pm
Correct answer: (4) blue-black in colour
Explanation:
The star shaped figure would be found to be blue black in colour indicating the presence of starch in that area.
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