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Revision Notes

Representation of Geographical Features

ICSE · Class 7 · Geography

Quick revision notes for Representation of Geographical Features — ICSE Class 7 Geography. Key concepts, formulas, and definitions for last-minute revision.

44 questions37 flashcards5 concepts

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A legend-style infographic explaining the universally accepted conventional colors used in topographical maps and the features they represent.
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Key Topics to Revise

1

1. Topographical Survey Maps

  • Topographical maps show both natural and man-made features of an area.
  • Examples of man-made features include highways, huts, cart tracks, hospitals, post offices, perennial lined wells, canals, dams, police stations, and dispensaries.
  • Examples of natural features include ridges, conical hills, dry tanks, streams, dry rivers with water channels, and broken ground.
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2. Colours Used on Topographical Sheets

  • Blue represents waterbody, perennial lined wells, perennial streams, lakes, ponds, and water bodies in general.
  • Red represents settlements, permanent huts, and cities.
  • Yellow represents cultivable land, plateaus, deserts, and plains.
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3. Grid Reference

  • Grid references help locate a feature on a topographical map.
  • The grid is made of vertical and horizontal lines.
  • Vertical lines are called eastings.
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4. Scale and Its Types

  • Scale shows the relation between distance on the map and actual distance on the land.
  • Scale can be written as a ratio between map distance and ground distance using the same unit.
  • Large scale maps show a small area in greater detail.

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Full Notes

Key Concepts

A topographical map is a detailedDifferent colours show different typesA grid reference helps locate placesScale shows the relation between distanceRepresentative Fraction is a numerical scale

Frequently Asked Questions

What are the important topics in Representation of Geographical Features for ICSE Class 7 Geography?
Key topics in Representation of Geographical Features include Mind map showing the various uses and applications of topographical maps across different sectors and purposes., Pie chart showing the distribution of different colors and their corresponding features on topographical maps., Flowchart showing step-by-step process of reading and using grid references to locate features on a topographical map.. These are the concepts ICSE Class 7 examiners draw on most — study them first, then practise related questions.
How to score full marks in Representation of Geographical Features — ICSE Class 7 Geography?
Understand the core concepts first, then work through the 44 practice questions available for this chapter. Revise formulas and 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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