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Handout
Other

Marietta College: Ecosystems

For Students 9th - 10th
Complete illustrated discussion of energy flow within ecosystems, including discussions of trophic levels, ecological pyramids, food chains and webs, biological magnification, and cycles.
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Lesson Plan
Science and Mathematics Initiative for Learning Enhancement (SMILE)

Smile: The Effects of Pesticides on the Food Chain

For Teachers 3rd - 5th
Lesson plan to construct and explain a food chain. Includes games and activities to teach and reinforce concepts.