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WebToxic materials in the food chain - Interdependency between animal and plant species - 4th level Science Revision - BBC Bitesize 4th level Interdependency between animal and … WebA food chain can be represented as a type of modified bar chart called a pyramid of biomass A pyramid of biomass shows the relative biomass (mass of living or recently dead material) at each trophic level in a food chain A pyramid of biomass is always a pyramid shape (as seen in the image below) cheap outside storage shed
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