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Structure and Physiography

CBSE · Class 11 · Geography

Quick revision notes for Structure and Physiography — CBSE Class 11 Geography. Key concepts, formulas, and definitions for last-minute revision.

75 questions100 flashcards5 concepts

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Key Topics to Revise

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1. Earth's age, plate movement, and geological divisions of India

  • Earth is approximately 4600 million years old.
  • The Indian plate was south of the equator millions of years ago and was once larger.
  • The Australian plate was once part of the larger Indian plate before breaking apart.
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2. The Peninsular Block

  • The Peninsular Block is one of the three geological divisions of India.
  • It is formed mainly of very ancient gneisses and granites.
  • It has stood as a rigid block since the Cambrian period.
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3. The Himalayas and other Peninsular Mountains, and the Indo-Ganga-Brahmaputra Plain

  • The Himalayas and other Peninsular Mountains are young, weak and flexible in structure.
  • They are still shaped by exogenic and endogenic forces.
  • They are tectonic in origin and are dissected by fast-flowing rivers.
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4. Northern Plains: zones and river features

  • The Northern Plains are formed by alluvial deposits of the Indus, Ganga and Brahmaputra rivers.
  • From north to south, the plains are divided into Bhabar, Tarai, and alluvial plains.
  • The alluvial plains are further divided into Bhangar and Khadar.

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Full Notes

Key Concepts

Earth is approximately 4600 million yearsIndia is divided into the PeninsularThe Peninsular Block is an ancientThese mountains are youngThis plain began as a geo

Frequently Asked Questions

What are the important topics in Structure and Physiography for CBSE Class 11 Geography?
Structure and Physiography covers several key topics that are frequently asked in CBSE Class 11 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Structure and Physiography — CBSE Class 11 Geography?
Understand the core concepts first, then work through the 75 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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