In the experiment to show that light is necessary for photosynthesis, some of the steps of the experiment deal with the following activities.
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20/10/2021 6:56 pm
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In the experiment to show that light is necessary for photosynthesis, some of the steps of the experiment deal with the following activities.
I. Starch reacts with iodine and gives blue-black colour
II. Chlorophyll is dissolved in ethanol
III. Hot water makes leaf tissue soft The correct sequence of these steps is
(1) I–II–III
(2) II–III–I
(3) III–II–I
(4) I–III–II
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20/10/2021 6:58 pm
Correct answer: (2) II–III–I
Explanation:
The correct sequence of steps for the above mentioned experiment is II – III – I.
II. Chlorophyll is dissolved in ethanol
III. Hot water makes leaf tissue soft
I. Starch reacts with iodine and gives blue-black colour
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