R51.75

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Resource Description

1.      This POWERPOINT PRESENTATION covers food chains and food webs, marine and terrestrial. How food chains and food webs function is explained, and illustrated examples are given of both marine and terrestrial systems, with holistic background information on the plants and animals that form them. The parts played by producers, consumers, and  decomposers in healthy ecosystems and food webs is explained and illustrated, as are the effects of damage to parts of the food chain or web, and the importance of pollination in food chains.

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