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IB Biology HL B4.2.1 Ecological Niche Questions

Explore ecological niche as a species’ role in its community, then compare diet, predators, activity timing and resource use in IB Biology HL B4.2.1.

Syllabus
First assessment 2025
Course
Biology HL
Level
HL

Exam points

  • Define a niche as a species’ role, including habitat, feeding and community interactions.
  • Compare species niches by predators, food, competitors, activity or breeding behaviour.

IB Biology HL B4.2.1 Ecological Niche Questions question 1

[Maximum number: 2]

Outline what is meant by the niche concept.

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