Biology ~ Ecosystems and communities 1112
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Ecosystems and Communities Biology Edgar
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Transcript of Biology ~ Ecosystems and communities 1112
Ecosystems and
Communities
Biology
Edgar
Relationships
• Predation & herbivory• Symbiosis (mutualism, commensalism,
parasitism)• Disease• Competition (competitive exclusion)
Predation
Fig. 54-6
Community Energetics
Net Primary Productivity
NO
YES
NPP=GPP-R
Photosynthesis
Cellular Respiration