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6.2 Transport in plants

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Question 17
F

The Figure shows two types of transport tissue, P and Q, from the stem of a plant.

Figure

image

a.

Identify which tissue, P or Q, is xylem.

Give a reason for your answer using the Figure.

[2]
b.

Explain how lignin in the walls of xylem helps xylem to transport water.

[2]
c.

Phloem is made of living cells.

Explain why living cells are needed for phloem to transport sucrose.

[2]
d.

Name the process by which sucrose is transported around a plant.

[1]
Markscheme

6.2 Transport in plants Questions

  1. GCSE
  2. /Biology
  3. /6.2 Transport in plants

80 exam-style questions on Edexcel GCSE Biology 6.2 Transport in plants, covering 6.2.1 Root hair cell adaptations, 6.2.2 Structure of xylem and phloem, 6.2.3 Transpiration and stomata, 6.2.4 Translocation of sucrose, 6.2.5 Leaf structure for photosynthesis, 6.2.6 Environmental factors on water uptake, 6.2.7 Rate calculations for transpiration, and 6.2.8 Plant adaptations to extreme environments. Each one has a worked solution and a mark scheme showing where the marks go.

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