CH52 - AN INTRODUCTION TO ECOLOGY AND THE BIOSPHERE Learning objectives The Scope of Ecology 1. Define ecology . 2. Describe the relationship between ecology and evolutionary biology . 3. Distinguish between abiotic and biotic components of the environment. 4. Distinguish among organismal ecology, population ecology, community ecology, ecosystem ecology, and landscape ecology. 5. Clarify the difference between ecology and environmentalism . Interactions between Organisms and the Environment Limit the Distribution of Species 6. Define biogeography . 7. Describe the questions that might be asked in a study addressing the limits of the geographic distribution of a particular species. Explain how dispersal may contribute to a species’ distribution. 8. Distinguish between the potential and actual range of a species. Explain how habitat selection may limit distribution of a species within its range of suitable habitats. 9.
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