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Unformatted text preview: Ecological Succession Worksheet Name __________________________________ Date ________ Period _______ Succession, a series of environmental changes, occurs in all ecosystems. The stages that any ecosystem passes through are predictable. In this activity, you will place the stages of succession of two ecosystems into sequence. You will also describe changes in an ecosystem and make predictions about changes that will take place from one stage of succession to another. The evolution of a body of water from a lake to a marsh can last for thousands of years. The process cannot be observed directly. Instead, a method can be used to find the links of stages and then to put them together to develop a complete story. The water level of Lake Michigan was once 18 meters higher than it is today. As the water level fell, land was exposed. Many small lakes or ponds were left behind where there were depressions in the land. Below are illustrations and exposed....
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This note was uploaded on 12/14/2009 for the course SCIU 001 taught by Professor Durkka during the Fall '09 term at Acton School of Business.
- Fall '09