Product Details: Item #2315
   Food Chains in the Biosphere
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    Description: Students will learn how producers, consumers, decomposers and the abiotic elements are connected in ecosystems and how ecosystems make up a biosphere. Program features new computer graphics and live-action video illustrating important concepts in modern ecology.
    Price: $59.95
    Copyright: ©2004
    Format: 1 DVD
    Length:25 minutes
    UPC:69394 0231537
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    Special Features:
    An Interactive DVD with added questions and quizzes. Subtitled.
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