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Food Webs and Chains

Food Webs and Chains

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Food Webs and Chains

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  1. Food Webs and Chains • Science 8 • 9/10/07

  2. Introduction • For ecologists to understand how energy enters and passes through an ecosystem, They must understand feeding relationships between organisms in that ecosystem.

  3. Food Chain • Food Chain(defined) The transfer of food energy from plants through repeated stages of eating and being eaten. For example: Your trophic pyramid and this…

  4. Food Chains • Problem!!!!!! Nature is much more complex.

  5. Food Web • Food web(defined) food chains that are interconnected.Example:

  6. Class Assignment • Working with your table mate, design and construct a food web using the organisms in your packet.