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Revision Notes

Work of Ground Water and Associated Landforms — Revision Notes

ICSE · Class 11 · Geography

Work of Ground Water and Associated Landforms revision notes for ICSE Class 11 Geography: 4 topics in quick points.

65 questions41 flashcards5 concepts

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Key Topics to Revise

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1. Underground Water and Rock Properties

  • One-third of rain water sinks into the ground to form underground water.
  • All rocks do not hold the same amount of underground water.
  • Porosity means the water-holding capacity of a rock due to pore spaces.
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2. Wells, Aquifers, and Artesian Conditions

  • A well is a hole dug, bored, or drilled to obtain ground water.
  • An intermittent well reaches only the zone of intermittent saturation and may dry up in the dry season.
  • A permanent well reaches the zone of permanent saturation and supplies water throughout the year.
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3. Springs and Geysers

  • A spring is a natural flow of water from the earth's surface.
  • A spring may issue strongly or may ooze or seep out.
  • Springs usually occur where permeable and impermeable rocks meet, or where joints and fissures allow water to escape.
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4. Karst Topography and Erosional Landforms

  • Karst topography is a limestone area where underground water is more effective.
  • The name Karst comes from a province of Yugoslavia on the Adriatic sea coast.
  • Other Karst regions include English Chalk Country, the Causse of France, Yukatan of Mexico, and parts of the USA such as Indiana, Colorado, Tennessee, and Virginia.

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Full Notes

Key Concepts

A part of rain water sinksPorosity is the waterThe water table is the upperAn aquifer is an underground layerAn aquiclude stores water but cannot

Frequently Asked Questions

What are the important topics in Work of Ground Water and Associated Landforms for ICSE Class 11 Geography?
Key topics in Work of Ground Water and Associated Landforms include Underground Water and Rock Properties, Wells, Aquifers, and Artesian Conditions, Springs and Geysers, Karst Topography and Erosional Landforms. Study these first, then practise questions on each for Class 11 exams.
How should I revise Work of Ground Water and Associated Landforms for Class 11 exams?
Learn the core ideas first, then work through the 65 practice questions on Work of Ground Water and Associated Landforms. Revise definitions regularly and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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