Biology GCSE
Trophic levels and food chains
What Trophic levels and food chains means in Biology GCSE, as defined for AQA.
Definition of Trophic levels and food chains
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Reference: AQA
Successive levels in a food chain, where less biomass and energy are available at each level because transfer between them is inefficient.
Topics that use Trophic levels and food chains
- Transfer of biomass (AQA GCSE)
Related terms
- Biomass transfer between trophic levels
- Dry mass
- Efficiency of biomass transfer
- egestion
- Energy loss in ecosystems
- Energy loss in food chains
- Fate of incident light
- Glucose as respiratory substrate
Using Trophic levels and food chains in the exam
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