Lesson 3.3.2

3.3.2 What are the opportunities and threats arising from the use of ocean resources? Quiz: OCR Geography, Unit 7

20 questions

Written by Revision Ninja · Last reviewed 11 October 2026

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Lesson 3.3.2, What are the opportunities and threats arising from the use of ocean resources?: 20 multiple choice questions for the OCR Geography (H481), Unit 7: Exploring Oceans, written with Revision Ninja.

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The 20 questions

  1. What term describes a biological ocean resource that can naturally replenish itself over time?

    • Flow resource
    • Non-renewable resource
    • Capital resource
    • Renewable resource

  2. Antarctic krill are essential to Southern Ocean food webs. What type of organism are krill?

    • Primary producer
    • Decomposer
    • Apex predator
    • Primary consumer

  3. What key threshold concept defines the minimum population size needed for a marine species to recover?

    • Tipping point
    • Critical threshold
    • Carrying capacity
    • Maximum yield

  4. Which international body regulates global whaling activities and sustainable management of whale stocks?

    • UNEP
    • IWC
    • IMO
    • FAO

  5. Which type of ocean energy resource is wave energy classified as?

    • Stock resource
    • Flow resource
    • Mineral resource
    • Non-renewable resource

  6. Crude oil and natural gas found beneath the seabed are examples of which resource type?

    • Renewable flow
    • Non-renewable stock
    • Potential resource
    • Continuous flow

  7. Polymetallic nodules found on the ocean floor are examples of which resource category?

    • Flow energy
    • Biological resources
    • Sea-bed minerals
    • Terrestrial deposits

  8. What type of metal is iron, commonly extracted from ocean seabed mineral deposits?

    • Ferrous mineral
    • Synthetic compound
    • Hydrocarbon resource
    • Non-ferrous mineral

  9. What concept describes the depletion of shared ocean resources due to uncontrolled individual self-interest?

    • Ocean acidification
    • Tragedy of commons
    • Continental drift
    • Ecosystem service

  10. Under international ocean law, how far from a coastal baseline do territorial waters extend?

    • 12 nautical miles
    • 200 nautical miles
    • 24 nautical miles
    • 350 nautical miles

  11. Which maritime zone extends up to 200 nautical miles from a coastal state baseline?

    • Contiguous zone
    • Exclusive Economic Zone
    • Territorial sea
    • High seas

  12. Beyond national exclusive economic zones, what term refers to international marine waters?

    • Contiguous zones
    • Internal waters
    • High seas
    • Territorial seas

  13. What major treaty framework provides the legal foundation for global ocean governance?

    • Kyoto Protocol
    • UNCLOS
    • CITES
    • Ramsar Convention

  14. What ocean management tool creates protected marine areas where extractive activities are restricted?

    • Exclusive zone
    • Fishing quota
    • Oil field
    • Marine reserve

  15. What property measures the ability of a marine ecosystem to withstand disturbance without collapsing?

    • Primary productivity
    • Trophic efficiency
    • Maximum biomass
    • Ecological resilience

  16. Which maritime zone lies between territorial waters and the exclusive economic zone?

    • Continental shelf
    • Contiguous zone
    • Abyssal zone
    • High seas

  17. Which non-ferrous mineral is commonly found in deep-sea polymetallic crusts?

    • Copper
    • Hematite
    • Steel
    • Cast iron

  18. Tidal power generation relies primarily on which natural gravitational influence on Earth oceans?

    • Ocean gyres
    • Solar radiation
    • Moon and Sun
    • Coriolis effect

  19. If two coastal states are under 400 nautical miles apart, how is the EEZ boundary determined?

    • Contiguous boundary
    • Median line
    • High seas rule
    • Outer limit

  20. What metric defines the maximum harvest of a biological stock without causing long-term population decline?

    • Maximum Sustainable Yield
    • Maximum Economic Yield
    • Minimum Viable Biomass
    • Total Allowable Catch

All OCR Geography quizzes