eBook
CK-12 Foundation

Ck 12: Life Science: 12.17 Consumers and Decomposers

For Students 5th - 9th
Learn the difference between consumers and decomposers in the ecosystem.
Unit Plan
CK-12 Foundation

Ck 12: Earth Science: Overpopulation and Over Consumption

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Looks at how the human population has grown. Some consume a tremendous amount of resources and produce a lot of waste.
Handout
Utah Education Network

Uen: Biological Energy Food Chain Practice

For Students 9th - 10th
After reviewing the roles of consumers, producers and decomposers, you'll create your own food chains using pictures from magazines. The site also has 18 questions to see if you can identify the ecologic role played by various organisms.

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