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6.2 Transport in plants

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Question 34
H

A leafy shoot takes up 2.4 cm3 of water in 20 minutes. During this time, 0.3 cm3 is retained in new tissues or used in photosynthesis. Assume the remaining water is lost by transpiration.

What is the estimated mean transpiration rate?

[1]
A

105 mm3/min105\ \text{mm}^3/\text{min}105 mm3/min

B

120 mm3/min120\ \text{mm}^3/\text{min}120 mm3/min

C

150 mm3/min150\ \text{mm}^3/\text{min}150 mm3/min

D

135 mm3/min135\ \text{mm}^3/\text{min}135 mm3/min

Markscheme

6.2 Transport in plants Questions

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

43 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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