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Paper 3Theory (Core)2 marks
Understanding the function of xylem in plants.
Diagram Description
Diagram of plant vascular tissues
A diagram shows xylem and phloem tissues in a plant stem. Xylem vessels are thick-walled and located towards the inside, while phloem tubes are thinner-walled and located towards the outside.
- a[1]
State one substance transported by xylem.
Aim for approximately 1 distinct marking point.
- b[1]
Identify one role of xylem besides transport.
Aim for approximately 1 distinct marking point.
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