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Ecological Pyramids

Ecological Pyramids

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Ecological Pyramids

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  1. Ecological Pyramids Energy Pyramid shows energy as it moves from one feeding level in a food chain to another.   Only 10 percent of energy available at each level is transferred to next

  2. Pyramid of Numbers relative number of organisms at each trophic level 1 hawk 8 finches 24 worms or snails 48 green leaves

  3. Biomagnification • Increase in concentration of a substance such as DDT through the food chain