Igcse Model Questions Vol1 2021 Biology Question 5

Practice essay / theory question 5 from the 2021 Igcse Model Questions Vol1 Biology examination. This question covers Transport .

Igcse Model Questions Vol1 2021 Biology Essay / Theory
Topic: Transport
Question 5 IGCSE_MODEL_QUESTIONS_VOL1 • 2021 • BIOLOGY • essay

Explain how water is transported through a plant and the factors that influence the rate of transport.

Question Parts

( a )
Describe the complete pathway that water follows from the soil to the mesophyll cells of a leaf, naming the structures involved.
( b )
A 2.5 m‑tall tree has a total leaf area of 0.05 m². Its average transpiration rate is 0.8 mm h⁻¹. Estimate the volume of water lost from the tree in a 24‑hour period. Show the reasoning you use.
( c )
Discuss two structural or physiological adaptations that desert plants possess to reduce water loss, explaining how each adaptation works.

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About This Question

This is Igcse Model Questions Vol1 2021 Biology Question 5. It is one of the essay questions from the 2021 Igcse Model Questions Vol1 Biology examination.

The question covers Transport .

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