3.2 Human impact on biodiversity

3.2 Human impact on biodiversity Quiz

IB Environmental Systems and Societies SL: Quiz

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5 questions, one answer each

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  1. 1. Nutrient runoff from farms damaging a reef is an example of:

    • A. A direct influence
    • B. An indirect influence
    • C. An invasive species
    • D. A restorative strategy

  2. 2. Which is NOT a way invasive species reduce biodiversity?

    • A. Predation on native species
    • B. Competition for resources
    • C. Introducing parasites
    • D. Increasing the genetic diversity of natives

  3. 3. The IUCN Red List category with the highest risk of extinction in the wild is:

    • A. Vulnerable
    • B. Endangered
    • C. Critically Endangered
    • D. Near Threatened

  4. 4. The Arabian oryx's recovery is an example of:

    • A. A species made extinct by humans
    • B. A species whose status was improved by intervention
    • C. An invasive species
    • D. A pioneer species

  5. 5. In a tragedy of the commons, why does each user keep taking more?

    • A. The resource is unlimited
    • B. The benefit is individual while the cost is shared
    • C. Quotas are too strict
    • D. Laws force them to

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