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All terms in this list:

evolution: process in which species change over time

overproduction: organisms reproduce more offspring than the economy can support

variation: slight differences found in groups pf the same species

adaptation: any inherited trait that gives an organism advantage in their particular environment

selection: the organisms with the adaptation is more common to reproduce, and most of the adapted organisms will reproduce

isolation: The act of isolating. A physical barrier separating members of the same species

speciation: the evolution of new species from an existing species.

biodiversity: the number and variety of living things found on Earth or within an ecosystem.

gene: the basic unit of heredity that consists of a segment of DNA on a chomeosome

mutation: an adaptation

trait: a characteristic or behavior that can be used to tell two species apart

biome: any major regional biological community such as that of forest or desert

carrying capacity: the maximum size that a population can reach in an ecosystem

homeostasis: The ability of a system or living organism to adjust its internal environment to maintain a stable equilibrium; such as the ability of warm-blooded animals to maintain a constant temperature.

artificial selection: intervention by humans in the breeding of plants or animals in order to preserve selected genetic traits

endemic: Native

natural selection: the process through which members of a species that are best suited to their environment survive and reproduce at a higher rate than other members of the species

ecology: all relations and interactions between organisms ans their environment, including other organisms

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Definitions from Wiktionary under the GNU FDL.
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