2.5 Zonation, succession and change in ecosystems

2.5 Zonation, succession and change in ecosystems Quiz

IB Environmental Systems and Societies SL: Quiz

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5 questions, one answer each

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  1. 1. Succession on wind-blown sand is:

    • A. Secondary
    • B. Primary
    • C. Climax
    • D. Zonation

  2. 2. Recovery of a forest after a firestorm is an example of:

    • A. Primary succession
    • B. Secondary succession
    • C. Zonation
    • D. A tipping point only

  3. 3. What changes as succession progresses?

    • A. Soil depth decreases
    • B. Soil depth increases
    • C. Nutrient cycling stops
    • D. Productivity is zero

  4. 4. Which is a pioneer species?

    • A. Oak tree
    • B. Lichen
    • C. Elephant
    • D. Beech tree

  5. 5. A transect along a rocky shore best shows:

    • A. Succession
    • B. Zonation
    • C. Biomagnification
    • D. Sequestration

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