Communities vary in composition over space but usually not in composition over time - false.
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What is known as the changes in community structure and composition over time?</h3>
Community structure is influenced by many factors, including abiotic factors, species interactions, level of disturbance, and chance events.
Some species, such as foundation species and keystone species, play particularly important roles in determining their communities' structure.
Community dynamics are the changes in community structure and composition over time, often following environmental disturbances such as volcanoes, earthquakes, storms, fires, and climate change.
Communities grow and change over time.
New people move in and other people move out. New buildings are built and new roads are paved. Your community has a history.
Communities with a relatively constant number of species are said to be at equilibrium.
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