GEOG 1220 Chapter Notes - Chapter Unit 4: Logistic Function, Maximum Capacity, Exponential Growth
12 Feb 2018
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Populations of r-selected species are generally regulated by density- independent factors. Chapter 4 - (80-100) trophic level: rank in the feeding hierarchy of a food chain. Organisms at higher trophic levels consume those at lower trophic levels: producers or autotrophs: organism that can use the energy from sunlight to produce its own food. Includes green plants, algae, and cyanobacteria consumers or heterotrophs: organism that consumes other organisms. Also known as taiga, boreal forest consists of a limited number of species of forests interspersed with occasional bogs and lakes coniferous: refers to trees that are (cid:862)e(cid:448)ergree(cid:374)(cid:863) that is, they do (cid:374)ot lose their lea(cid:448)es i(cid:374) the fall. Found in central america, south america, southeast asia, west africa, and other tropical regions. Widespread in india, africa, south america, and northern australia savannah: biome characterized by grassland interspersed with clusters of acacias and other trees.
