IB ESS SL 2.5.8 Ecosystem Disturbance Tolerance Questions
Explain how succession and diversity influence ecosystem stability and compare resilience after disturbance using ecological evidence.
- Syllabus
- First assessment 2026
- Course
- ESS SL
- Level
- SL
Exam points
- explain the relationship between succession, diversity and ecosystem stability or resilience using habitat and niche diversity, productivity, food-web complexity, nutrient cycling and abiotic conditions
- compare the stability or resilience of climax and disturbed/intermediate communities using ecological evidence, while recognising that resilience can vary between ecosystems with different complexity and limiting conditions
IB ESS SL 2.5.8 Ecosystem Disturbance Tolerance Questions question 1
Figure:Stages of ecological succession after fire
Outline two reasons why the climax community in the succession model shown above is more stable than the intermediate community.
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