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IB Biology HL A4.2.4 Ecosystem loss Question Bank

Practise IB Biology HL A4.2.4 by evaluating satellite and field evidence for deforestation, climate stress and habitat-driven biodiversity decline.

Syllabus
First assessment 2025
Course
Biology HL
Level
HL

Exam points

  • Interpret satellite evidence to identify logging or plantation expansion as causes of forest loss.
  • Explain how habitat loss reduces food, shelter and reproductive success in endangered species.

A4.2.4—Ecosystem loss causes question 1

[Maximum number: 1]

The satellite images show changes in the area covered by forest, much of which is mixed dipterocarp forest, on the island of Borneo in Southeast Asia.

Figure for Question A4.2.4—Ecosystem loss causes question 1 — IB Biology HL

Which human activities are most likely to have caused the changes shown in the map?

A

Logging and palm oil plantation

B

Logging and rewilding

C

Mining and afforestation

D

Afforestation and palm oil plantation

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