Full GCSE Biology Lesson / Revision Pyramids of Biomass & Trophic Levels
A carefully laid out powerpoint covering the main content in easy to understand slides, including exam practise and answers as well as a summary page of all the main revision points included. Workbook available for purchase to go alongside powerpoint.
Includes:
- Trophic Levels
- How to read Pyramids of Biomass and key features
- Why is there energy loss between trophic levels (not all eaten, not all absorbed, faeces, respiration etc.)
- Working with biomass (concept of dry biomass)
- Calculating efficiency of biomass transfers
- Drawing pyramids of biomass
- Decomposers
- Exam Practise
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£2.50