Water Resource and Type of Irrigation — Study Plan
ICSE · Class 12 · Geography
A step-by-step study plan for Water Resource and Type of Irrigation, ICSE Class 12 Geography: what to learn first, what to practise and when to revise.
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Study Plan
Learn the Theory
Read the textbook chapter carefully. Note down definitions, formulas and key ideas. Focus on: 1. Water as a Resource and Water Availability in India, 2. Surface Water and Groundwater, 3. Water Demand, Water Pollution, and Conservation.
Practise
Solve the textbook exercises and extra practice questions. There are 70 questions available for this chapter.
Revise & Test
Revise key points without looking at your notes. Take a practice quiz and mark weak areas for another pass.
Spaced Revision
Come back to Water Resource and Type of Irrigation after a week. Use flashcards for quick recall and try past exam questions on this chapter.
What to Focus On
- Fresh water is only 3% of total water.
- About 71% of the earth's surface is covered with oceanic water.
- Water is used in agriculture, industry, irrigation, hydroelectricity, and navigation.
- India has 2.45% of the world's area.
- India has 17.4% of the world's population.
- India has only 4% of the world's water resources.
- Surface water includes rivers, lakes, tanks, ponds, and other bodies.
- India has 10,360 rivers and tributaries larger than 1.6 km.
- Mean annual flow in Indian rivers is 1,869 BCM.
Common Mistakes to Avoid
Brahmaputra is the world’s tenth largest river and the Ganga is the eighth largest river.
Tube-wells and perennial canals are primitive methods of irrigation.
Canal irrigation is still the largest source of irrigation in India.
Memory Tips
Fresh water is only 3% of total water despite 71% of earth's surface being oceanic
India has 2.45% of world's area and 17.4% of world's population, but only 4% of world's water resources
Utilizable water availability: 1137 BCM = 690 BCM surface water + 447 BCM replenishable groundwater
Major rivers of North India carrying nearly 60% of India's surface water: Indus, Ganga, Brahmaputra
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Sources & Official References
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
More resources for Water Resource and Type of Irrigation
Practice Quiz
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Important Questions
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Revision Notes
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Chapter Summary
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Concept Maps
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Flashcards
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Syllabus
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