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IGCSE Biology 2017: 4.7: Understand the Concepts of Food Chains, Food Webs, Pyramids of Number, Pyramids of Biomass and Pyramids of Energy Transfer
Pyramids of biomass - Ecosystems – transferring energy – WJEC - GCSE Biology (Single Science) Revision - WJEC - BBC Bitesize
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Energy Loss Between Trophic Levels (4.9) | Edexcel IGCSE Biology Revision Notes 2019 | Save My Exams
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Explain the Biomass Pyramid (in relation to mass and energy usage) using one of the following three ecosystems: Eastern Deciduous Forest, Tropical Rain Forest, or Grassland. Draw a food chain and food
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