Geography · GCSE · AQA · AQA GCSE Geography (8035) · Specification point · 3.1.2.1 · Living with the physical environment · Section B: The living world
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3.1.2.1 Ecosystems
| Key idea | Specification content |
|---|---|
Ecosystems exist at a range of scales and involve the interaction between biotic and abiotic components. | An example of a small scale UK ecosystem to illustrate the concept of interrelationships within a natural system, an understanding of producers, consumers, decomposers, food chain, food web and nutrient cycling. The balance between components. The impact on the ecosystem of changing one component. An overview of the distribution and characteristics of large scale natural global ecosystems. |