IB Biology SL A4.2.8 Edge of Existence Programme Questions

Explain how EDGE combines evolutionary distinctiveness with extinction risk to prevent disproportionate loss of evolutionary history.

Syllabus
First assessment 2025
Course
Biology SL
Level
SL

Exam points

  • Combine IUCN extinction risk and phylogenetic distinctiveness when identifying EDGE priorities.
  • Relate EDGE conservation priorities to preventing disproportionate loss of evolutionary history.

IB Biology SL A4.2.8 Edge of Existence Programme Questions question 1

[Maximum number: 2]

Describe the role of the EDGE of Existence programme.

All question bank results loaded