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IB Biology SL B3.1.8 Leaf Tissue Distribution Questions

Explore how epidermis, palisade and spongy mesophyll, vascular bundles and stomata are distributed in a dicot leaf in IB Biology SL B3.1.8.

Syllabus
First assessment 2025
Course
Biology SL
Level
SL

Exam points

  • Identify palisade mesophyll and other leaf tissues in a transverse-section diagram.
  • Relate the positions of epidermis, palisade and spongy mesophyll, vascular bundles and stomata to light capture, gas exchange and transport.

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Study B3.1.8—Leaf tissue distribution conceptsOpen the corresponding Concept lesson for explanations, examples and exam connections.

IB Biology SL B3.1.8 Leaf Tissue Distribution Questions question 1

[Maximum number: 1]

The image shows the transverse section of a leaf. Which letter identifies the palisade mesophyll?

Figure for Question IB Biology SL B3.1.8 Leaf Tissue Distribution Questions question 1 — IB Biology SL
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