Biology · May / June 2017 · Paper 21 · Question 2
5090
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The question as text
A potometer is used to measure water uptake by a plant. Fig. 2.1 shows the stem and flower of a plant in a potometer. As water is taken up, the bubble moves in the direction shown. A B C D bubble moves this way as water is taken up by the plant water reservoir water bubble Fig. 2.1
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2(a)[4]
2(b)[3]
2(c)(i)[1]
2(c)(ii)[3]
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