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8.1 Xylem and phloem

Syllabus
0610–2026–2027
Topic
8.1
Level
—

8.1.1—Functions of xylem and phloem: (a)

  • State the functions of xylem and phloem: (a) xylem – transport of water and mineral ions, and support (b) phloem – transport of sucrose and amino acids

8.1.2—Xylem and phloem positions

  • Identify in diagrams and images the position of xylem and phloem as seen in sections of roots, stems and leaves of non-woody dicotyledonous plants

8.1.3—Relate the structure of xylem vessels

  • Relate the structure of xylem vessels to their function, limited to: (a) thick walls with lignin (details of lignification are not required) (b) no cell contents (c) cells joined end to end with no cross walls to form a long continuous tube

Objective notes

3 learning objectives
ConceptIGCSE Biology