Food Webs and Chains • Science 8 • 9/10/07
Introduction • For ecologists to understand how energy enters and passes through an ecosystem, They must understand feeding relationships between organisms in that ecosystem.
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…
Food Chains • Problem!!!!!! Nature is much more complex.
Food Web • Food web(defined) food chains that are interconnected.Example:
Class Assignment • Working with your table mate, design and construct a food web using the organisms in your packet.