Lessons from Ecology Handout !
Lessons from Ecology Handout ! FANR 1100
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This 2 page Class Notes was uploaded by Caitlyn Mackenzie on Tuesday August 23, 2016. The Class Notes belongs to FANR 1100 at University of Georgia taught by Wilde in Fall 2016. Since its upload, it has received 2 views.
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Date Created: 08/23/16
Principles of Ecology: Part 1 FANR/MARS 1100 Ecology Definition of Ecology: study of the relationships between the organisms and their environments Earth’s Ecological Layers Atmosphere = gas layer Hydrosphere = water layer Lithosphere = crust / upper mantle; land Ecosphere = layer where life can exist, large global ecosystem Earth’s Ecological Layers: Atmosphere Troposphere = air between the surface and 10 km up Stratosphere = beyond 10 km Which layer do we mostly interact with? Troposphere Levels of Organization: Organism Definition of Organism: an individual form of life, such as a plant, animal, bacterium, protest, or fungus: Body made up of organs organelles or other parts that works together to carry on life Levels of Organization: Species Definition of Species: a fundamental category of taxonomic classification: related organiss capable of interbreeding Levels of Organization: Population Definition of Population: all the organisms within a specific group or occur in a specified habitat (often it refers to only one species) Levels of Organization: Community Definition of Community: a group of plants and animals living and interacting with one another in a specific region under relatively similar environmental conditions at the same time Levels of Organization: Ecosystem Definition of Ecosystem: an ecological community together with it’s environment, functioning as a unit. Two interacting components of ecosystems are Biotic (living) and abiotic (nonliving) Levels of Organization: Biosphere or Ecosphere Definition of Biosphere or Ecosphere: the part of the earth and its atmosphere in which living organisms exist or that is capable of supporting life
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