Lesson Y9-U04-L07

Glacial Erosion Landforms Quiz: KS3 Geography, Unit 16

20 questions

Written by Revision Ninja · Last reviewed 11 October 2026

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Lesson Y9-U04-L07, Glacial Erosion Landforms: 20 multiple choice questions for the KS3 Geography (National Curriculum), Unit 16: Year 9: Dynamic Landscapes: Tectonics and Ice, written with Revision Ninja.

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The 20 questions

  1. What name is given to a narrow, knife-edged mountain ridge?

    • Moraine
    • Arete
    • Drumlin
    • Corrie

  2. What landform forms when two corries erode back-to-back?

    • A delta.
    • A pyramidal peak.
    • A ribbon lake.
    • An arete.

  3. How many corries must meet to form a pyramidal peak?

    • Five or more
    • Only one
    • Three or more
    • Exactly two

  4. What is a sharp, pointed mountain summit formed by multiple corries called?

    • Pyramidal peak
    • Truncated spur
    • Ribbon lake
    • Arete

  5. What is the blunt end of a ridge sliced off by a glacier called?

    • Arete
    • Terminal moraine
    • Drumlin
    • Truncated spur

  6. What name is given to a long, thin lake on a glaciated valley floor?

    • Ribbon lake
    • Estuary
    • Tarn
    • Delta

  7. What is a small mountain lake sitting in a corrie called?

    • Tarn
    • Ribbon lake
    • Reservoir
    • Oxbow lake

  8. Which two processes are responsible for glacial erosion beneath moving ice?

    • Attrition and solution
    • Freeze and thaw
    • Plucking and abrasion
    • Deposition and sliding

  9. Which glacial process pulls chunks of rock away from the surface?

    • Solution.
    • Abrasion.
    • Attrition.
    • Plucking.

  10. Which shape of valley is left behind by a glacier?

    • A zigzag.
    • A perfect circle.
    • A U-shape.
    • A V-shape.

  11. What do very closely spaced contour lines indicate on an OS map?

    • A river valley
    • A lake
    • Steep ground
    • Flat ground

  12. On an OS map, what does a long blue strip along a flat valley floor indicate?

    • Ribbon lake
    • Meandering river
    • A canal
    • Glacier ice

  13. Which glacial feature is a steep-sided valley with a flat floor?

    • Ribbon lake
    • U-shaped valley
    • V-shaped valley
    • Corrie

  14. What is the name for an armchair-shaped hollow high on a mountain carved by ice?

    • Drumlin
    • Arete
    • Corrie
    • Truncated spur

  15. Which OS map pattern best indicates a U-shaped valley floor?

    • Tightly packed contours
    • Widely spaced contours
    • Concentric circles
    • Right-angled contours

  16. When two adjacent corries erode backwards together, what sharp ridge is formed?

    • Drumlin
    • Arete
    • Truncated spur
    • Moraine

  17. Which feature is formed when three or more corries erode into a mountain peak?

    • Drumlin
    • Pyramidal peak
    • Ribbon lake
    • Terminal moraine

  18. What landform is created when a glacier deepens a hollow in a valley floor, filling it with water?

    • Truncated spur
    • Erratick
    • Drumlin
    • Ribbon lake

  19. What is the sharp, steep-sided mountain ridge formed between two glacial valleys called?

    • Moraine
    • Drumlin
    • Arete
    • Corrie

  20. Which map evidence shows the relief of landforms most directly?

    • Water symbols
    • Contour lines
    • Grid lines
    • Spot heights

All KS3 Geography quizzes