IB Biology HL B3.2.10 Root Tissue Distribution Questions

Explore how labelled dicot-root cross-sections show xylem and phloem positions within vascular tissue, including phloem sieve-tube identification in IB Biology HL B3.2.10.

Exam points

Label xylem and phloem in root vascular tissue, and identify phloem sieve tubes in a dicot-root micrograph.

[Maximum number: 2]

The micrograph shows a section through the root of a dicotyledonous plant $(\times 400)$ .

Figure for Question IB Biology HL B3.2.10 Root Tissue Distribution Questions question 1 — IB Biology HL

Label tissues X and Y .

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IB Biology HL B3.2.10 Root Tissue Distribution Questions question 1