Ecosystems with a Focus on Human Impact

In this section, students will examine the ways that energy flows through an ecosystem by tracing energy back to the sun.

How does energy flow through an ecosystem?

  • Food Chains, Food Webs, and Energy Pyramids
    • Have students explore energy flow through an ecosystem using the following activities:  1) Read text 1  2) Read text 2  3) Discuss information gathered  4) Build a Food Web  5)  Photosynthesis Lab  6)  Discuss and have students make connections between roles in an ecosystem and energy flow.
    • Assessment writing prompt:  How does population and biodiversity affect the food web in an ecosystem?  Why are their only 3 or 4 levels in an Energy Pyramid?
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