Ecological Pyramids - PowerPoint PPT Presentation

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Ecological Pyramids

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Ecological Pyramids: represent graphically the structure of an ecosystem Pyramid of Energy Flow : shows the energy that flows through each trophic level; notice that ... – PowerPoint PPT presentation

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Title: Ecological Pyramids


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Ecological Pyramids
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Ecological Pyramids represent graphically the
structure of an ecosystem
  • Pyramid of Energy Flow shows the energy that
    flows through each trophic level notice that
    there is less energy at each higher level.

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Pyramid of Numbers shows the actual size of
populations.
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  • Pyramid of Biomass measures the biomasse ( g/m²
    ) of the organisms in a food chain.

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Homework
  • Read pages 8-9, 14-17
  • Do questions 1-6, page 17
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