Biology GCSE
Proportional representation
What Proportional representation means in Biology GCSE, as defined for AQA.
Definition of Proportional representation
Check what you remember
Read the wording for your board, then hide it and explain Proportional representation in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: AQA
Each level is drawn as a horizontal bar whose width is proportional to the biomass present, using a consistent scale.
Topics that use Proportional representation
- Pyramids of biomass (AQA GCSE)
Related terms
- Energy and biomass loss in food chains
- Pyramid of biomass
- pyramids of biomass
- Trophic level
- Biomass as living material
- Proportional
- Scale
- Trophic level 1
Using Proportional representation in the exam
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