Lesson Y7-U06-L07

The Polar Regions: A Frozen Biome Quiz: KS3 Geography, Unit 6

20 questions

Written by Revision Ninja · Last reviewed 11 October 2026

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Lesson Y7-U06-L07, The Polar Regions: A Frozen Biome: 20 multiple choice questions for the KS3 Geography (National Curriculum), Unit 6: Year 7: Ecosystems and Biomes, written with Revision Ninja.

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The 20 questions

  1. What is the term for permanently frozen ground in polar regions?

    • Glacier
    • Permafrost
    • Tundra
    • Ice sheet

  2. What does 'fragile' mean when describing a polar ecosystem?

    • Highly diverse
    • Extremely loud
    • Rapidly growing
    • Easily damaged

  3. Which polar region is found around the North Pole?

    • The Antarctic
    • The Arctic
    • The Sahara
    • The Amazon

  4. Which polar region consists mostly of frozen sea rather than land?

    • Patagonia
    • Greenland
    • The Arctic
    • Antarctica

  5. What term describes many interconnected food chains in an ecosystem?

    • Trophic level
    • Biomass pyramid
    • Food chain
    • Food web

  6. What are microscopic ocean plants that make food using sunlight called?

    • Phytoplankton
    • Zooplankton
    • Algae blooms
    • Lichens

  7. Which layer of fat helps polar animals keep warm?

    • Bark
    • Topsoil
    • Blubber
    • Humus

  8. Which climate description best fits the polar biome?

    • Mild and damp
    • Hot and dry
    • Warm and wet
    • Cold and dry

  9. The Canadian Arctic town of Resolute has very cold winters. What is a typical average temperature there in January?

    • About 4°C
    • About -15°C
    • About 26°C
    • About -32°C

  10. Why are polar regions classified as cold deserts despite ice and snow?

    • High temperatures
    • Very low precipitation
    • Heavy rainfall
    • Strong winds

  11. How does a polar bear's white fur help it survive?

    • Waterproofing
    • Camouflage
    • Solar heating
    • Wind resistance

  12. What is the main purpose of a seal's blubber layer?

    • Water filtration
    • Oxygen storage
    • Thermal insulation
    • Nutrient absorption

  13. Why do polar regions lack tall trees with deep root systems?

    • Excessive sunlight
    • High soil salinity
    • Too much rainfall
    • Permanently frozen ground

  14. What happens when one species is removed from a polar food web?

    • Plant growth accelerates
    • Ecosystem stability increases
    • Predators lose food
    • Water salinity drops

  15. What is the base of many polar sea food webs?

    • Lichens
    • Penguins
    • Polar bears
    • Phytoplankton

  16. Which environmental change directly threatens polar bear survival?

    • Increased volcanic activity
    • Higher soil erosion
    • Deforestation rates
    • Sea ice loss

  17. Why are polar biomes considered particularly fragile?

    • Constant warm weather
    • Simple food webs
    • Rapid plant growth
    • High species diversity

  18. Why do polar regions receive weak solar energy from the Sun?

    • Constant cloud cover
    • High atmospheric pressure
    • Low-angle sunlight
    • Rapid Earth rotation

  19. Why are polar regions classified as cold deserts?

    • Absence of ice
    • Low annual precipitation
    • Tropical temperatures
    • High sandy soils

  20. Which structural adaptation helps penguins swim in cold seas?

    • Broad flat feathers
    • Long trailing tails
    • Flipper-like wings
    • Webbed hind feet

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