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  • Created by: romy kale
  • Created on: 14-04-14 14:35

Primary succession

1/ Pioneer species

2/ alter the environment/ add more humus to soil

3/ allows more/ different species to become established and survive 

4/ more habitats and increased biodiversity leads to

5/ increasee in stability/less hostile environment

6/ leads to a climax community

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secondary succession

  • occurs after forest fires or land clearance
  • spores, seeds etc remain viable in the soil 
  • influx of animals and plants through migration and dispersal from surrounding area
  • succession doesnt begin with pioneers it begins with species from intermediate seres 
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