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Category: ESS 2.5 Zonation and Succession

  • ESS 2.5.3 [AHL]Productivity and Factors of Succession

    ESS 2.5.3 [AHL]Productivity and Factors of Succession

    Learning Objectives Part 1: Influences on the type of community that develops in a succession Influenced by bottom-up and top-down factors Part 2: Changes in net productivity and gross productivity in a community undergoing succession Part 3: K-strategist and r-strategist Species [Recall] r-Strategist Species r-strategists are species that focus on high reproductive rates and rapid…

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  • ESS 2.5.2 [Case Study] Primary and Secondary Succession

    ESS 2.5.2 [Case Study] Primary and Secondary Succession

    Learning Objectives Part 1: Primary Succession Case Study: Primary Succession on Krakatau, Indonesia Part 2: Secondary Succession Case Study: Secondary succession in the Broadbalk Wilderness, Rothamsted, UK Part 3: Pioneer Vs Climax Communities Part 4: Summary of Changes Changes Over Time During Succession Succession is the natural process of change in the species composition and…

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  • ESS 2.5.1 Zonation and Succession

    Learning Objectives Zonation “Zonation describes the variation in biological communities along an environmental gradient” On rocky shores, distinct zones extend from the lower to the upper shore, each characterised by specific plant and animal distributions. Example: Seaweeds, in particular, exhibit clear zonation patterns Using Transect to Investigate Zonation Succession Ecosystems are dynamic systems that undergo…

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