2.7: Ecological succession

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6 Terms

1
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Ecological succession

The predictable replacement of one group of species by another group of species over time.

2
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Primary succession

Ecological succession occurring on surfaces that are initially devoid of soil.

<p><span style="background-color: transparent;"><span>Ecological succession occurring on surfaces that are initially devoid of soil.</span></span></p>
3
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Pioneer species

first species to locate to the area

  • Typically have wide range of tolerance

  • Lichens, algae, moss 

  • Break down rock

  • Begin soil formation

<p><span style="background-color: transparent;"><span>first species to locate to the area</span></span></p><ul><li><p><span style="background-color: transparent;"><span>Typically have wide range of tolerance</span></span></p></li><li><p><span style="background-color: transparent;"><span>Lichens, algae, moss&nbsp;</span></span></p></li><li><p><span style="background-color: transparent;"><span>Break down rock</span></span></p></li><li><p><span style="background-color: transparent;"><span>Begin soil formation</span></span></p></li></ul><p></p>
4
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Climax community

the final, stable community

  • Over time, a series of distinct communities develops. 

  • Oaks, hickories

5
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Secondary succession

The succession of plant life that occurs in areas that have been disturbed but have not lost their soil.

<p>The succession of plant life that occurs in areas that have been disturbed but have not lost their soil.</p>
6
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Succession in aquatic ecosystems, such as lakes

Over a time span of hundreds to thousands of years, lakes are filled with sediments and slowly become terrestrial habitats.

<p>Over a time span of hundreds to thousands of years, lakes are filled with sediments and slowly become terrestrial habitats.</p>