AQA GCSE Geography · 8035

Ecosystems

What you need to know

Illustrate the concept of interrelationships within a natural system using an example of a small-scale UK ecosystem.
Understand the roles of producers, consumers, decomposers, food chains, food webs, and nutrient cycling.
Analyze the balance between ecosystem components and the impact of changing one component.
Overview the distribution and characteristics of large-scale natural global ecosystems.

10 key terms