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Biology Unit 4
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Topic 5: On the wild side
13. Describe the concept of succession to a climax
community.
Succession - The colonisation of an area by communities of plants and animals which are eventually
replaced by other, more varied communities.

Primary Succession
CLIMAX COMMUNITY



A larger variety…

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Biology Unit 4
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Climax community ­ occurs where the biodiversity and range of species are generally constant. It is
self-sustaining and usually the most productive group of organisms which that environment can
support.



Secondary Succession
Secondary succession - the evolution of an ecosystem from existing soil that is…

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