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IB ESS HL 2.5.1 Zonation Question Bank

Explain zonation as spatial change in community composition along an environmental gradient.

Syllabus
First assessment 2026
Course
ESS HL
Level
HL

Exam points

  • identify the successional stage or disturbance response
  • trace community and abiotic changes through time
  • justify the interpretation using ecological evidence

2.5.1—Zonation definition question 1

[Maximum number: 1]
Vegetation map of New Zealand

Figure:Vegetation map of New Zealand

Key:

Key:

Topographic map of New Zealand

Figure:Topographic map of New Zealand

With reference to Figures: Topographic map of New Zealand and Vegetation map of New Zealand, identify a relationship between altitude and type of vegetation.

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