Ecosystems and Biomes Energy Flow in Ecosystems Key Ideas: The energy role of an organism is that of a producer, consumer, or decomposer. Producers.
Ecosystems and Biomes Food Chains and Food Webs The movement of energy though an ecosystem can be shown in diagrams called food chains and food webs. -
Ecosystems and Biomes Energy Flow in Ecosystems Cycles of Matter Biogeography Biomes Aquatic Ecosystems Table of Contents.
Ecosystems and Biomes Ecology The study of living things and their environment.
