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 Form 1 Biology Nutrition in Plants Questions and Answers

A potted plant was kept in the dark for 48 hours. Two leaves X and Y were treated as shown in the diagram below.
The experimental set-up was kept in sun light for six
hours after which a starch test was carried out on the two leaves.
(a) What were the results of the starch test on leaves X and Y?
(b) Give reasons for your answers in (a) above.

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