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PSSA Vocab unit 6
Term | Definition |
---|---|
evolution | the process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth |
extinction | reduction in the intensity of light or other radiation as it passes through a medium or object, due to absorption, reflection, and scattering |
endangered species | is a species which has been categorized by the International Union for Conservation of Nature Red List as likely to become extinct. |
equilibrium | state in which opposing forces or influences are balanced a process and its reverse are occurring at equal rates so that no overall change is taking place: a situation in which supply and demand are matched and prices stable. |
sustainability | the capacity to endure it is how biological systems remain diverse and productive indefinitely. Long-lived and healthy wetlands and forests are examples of sustainable biological systems. |
succession | the observed process of change in the species structure of an ecological community over time |