pre-ap bio chapter 3 part 3
Post on 13-Jun-2015
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Energy Flow in Ecosystems
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Energy Flow in Ecosystems
Learning Objectives Trace the flow of energy through living systems. Explain how ecological pyramids show the flow of energy
through trophic levels.
Food Chain
Decomposers and Detritivores
Decomposer Primary producer
Food Webs
Food Webs and Disturbance
Antarctic Food Webs
Pyramid of Energy
Primary producer
First-level consumer
Second-level consumer
Third-level consumer
Heat
Heat
Heat
Heat
100%
10%
1%
0.1%
Pyramids of Biomass and Numbers
Food Web Review
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