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How Ecosystems Change

The gradual replacement of one community by another is called ecological firepioneersuccessioneruptionSelect your answer . When a community begins where another community already exists, firepioneersecondary successionforestSelect your answer occurs. For example, a(n) forestpioneereruptionfireSelect your answer can gradually replace a farm. When a community begins where there are few, if any, living things, primary successionsecondary successioneruptionpioneerSelect your answer occurs. Such places include land swept clean by a volcanic eruptionfireforestprimary successionSelect your answer or forest pioneersuccessionfireeruptionSelect your answer. The first species to be living in an otherwise lifeless area is a(n) forestprimary successionpioneersecondary successionSelect your answer species. A new community is also known as a(n) pioneerprimary successionsuccessionforestSelect your answer community.