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a)The potted plant was kept in the dark to enable the plant to use all the starch
b)The factor being investigated is the necessity of carbon (IV) oxide in photosynthesis
c)The leaf retained the brown colour of iodine
d)Sodium hydroxide pellets absorbed all the carbon (IV) oxide in the flask therefore no photosynthesis occurred and no starch was produced
Chiry answered the question on November 7, 2017 at 19:13
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