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Drainage System — Syllabus

Jammu & Kashmir Board · Class 11 · Geography

What Drainage System covers in Jammu & Kashmir Board Class 11 Geography: 4 topics, for the 2026-27 session. Topics include Core ideas of drainage.

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4 Topics · Jammu & Kashmir Board Class 11 Geography · 2026-27

Topics in Drainage System

1

Core ideas of drainage

  • Drainage means the flow of water through well-defined channels.
  • Drainage system means the network of these channels.
  • Drainage pattern depends on geological time period, rock structure, topography, slope, amount of water, and the periodicity of flow.
2

Drainage patterns

  • Dendritic pattern looks like the branches of a tree and is common in the northern plains.
  • Radial pattern develops when rivers originate from a hill and flow in all directions.
  • Trellis pattern appears when primary tributaries flow parallel and secondary tributaries join at right angles.
3

Himalayan drainage system

  • The Himalayan drainage system includes the Ganga, Indus, and Brahmaputra river basins.
  • These rivers are perennial because they are fed by snowmelt and rainfall.
  • They form deep gorges, V-shaped valleys, braided channels, flood plains, ox-bow lakes, and deltas.
4

Indus system

  • The Indus is the westernmost Himalayan river in India and is also called Sindhu.
  • It originates from a glacier near Bokhar Chu in the Tibetan region at 4,164 m altitude.
  • In Tibet, it is known as Singi Khamban, meaning Lion's mouth.

Key Concepts

Central concept: Drainage System

DrainageCatchment areaDrainage basinDrainage patternsIndian drainage classificationHimalayan drainagePeninsular drainageArabian Sea and Bay of Bengal drainage

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Frequently Asked Questions

What are the important topics in Drainage System for Jammu & Kashmir Board Class 11 Geography?
Key topics in Drainage System include Core ideas of drainage, Drainage patterns, Himalayan drainage system, Indus system. Study these first, then practise questions on each for Class 11 exams.
How should I revise Drainage System for Class 11 exams?
Learn the core ideas first, then work through the 79 practice questions on Drainage System. 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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All Jammu & Kashmir Board Class 11 Geography Syllabus

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