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 Form 1 Biology Nutrition in Plants Questions and Answers

In an experiment to investigate a factor affecting photosynthesis, a potted plant which had been kept in the dark overnight was treated as shown in the diagram below and exposed to light.
(a) Why was the potted plant kept in the dark overnight?
(b) Which factor was being investigated in the experiment?
(c) (i) Which test did the students perform to confirm photosynthesis in the leaves labeled P and Q?
(ii) State the results obtained in the leaves labeled P and Q.
(iv) What was the purpose of leaf Q in the experiment?

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