Class 12 Geography Notes Chapter 16 Water Resources

Class 12 Geography Notes Chapter 16 : NCERT CBSE RBSE and Other State Board Solutions for Class 12 Geography Notes for Chapter 16 Water Resources Notes questions answers MCQs Download PDF

Class 12 Geography Notes Chapter 16 Water Resources
Class 12 Geography Notes Chapter 16 Water Resources

Class 12 Geography Notes Chapter 16 Water Resources

THE FACTORS RESPONSIBLE FOR THE DEPLETION OF WATER RESOURCES IN INDIA ARE FOLLOWING:

1. Increasing population is the main cause of the depletion of water resources in India.

2. A large amount of water is being used in agriculture.

3. Increasing industries is the main reason for the depletion of water.

FOLLOWING FACTORS ARE RESPONSIBLE FOR THE HIGHEST GROUNDWATER DEVELOPMENT IN THE STATE OF PUNJAB, HARYANA & TAMIL NADU:

1. Groundwater utilization is very high in these three states.

2. In Punjab & Haryana there is not sufficient surface water due to less rainfall & groundwater is used on large scale.

3. Soft soil facilitates sinking of tube wells.

4. In Tamil Nadu, for the cultivation of rice a big amount of water is used.

THE SHARE OF AGRICULTURE SECTOR IN TOTAL WATER USED IN THE COUNTRY IS LIKELY TO DECLINE

1. Because other sectors like industry are progressing at a much faster rate than agriculture.

2. And consumption of water in the other sectors is likely to increase.

WHAT CAN BE POSSIBLE IMPACTS OF CONSUMPTION OF CONTAMINATED/UNCLEAN WATER ON THE PEOPLE?

1. Consumption of unclean water can lead to large no. of diseases like dysentery, cholera, tuberculosis, jaundice etc.

2. About 80 % of diseases in India are due to polluted water.

DISCUSS THE AVAILABILITY OF WATER RESOURCES IN INDIA & THE FACTORS THAT DETERMINE ITS SPATIAL DISTRIBUTION.

1. Major sources of surface water are rivers, lakes, ponds & tanks.

2. Due to many hurdles 32 % of available surface water can be utilised.

3. The Ganga, Brahmaputra & Indus account for 60 % of the total water resources in India.

4. The availability of water is uneven in different states.

THE FOLLOWING FACTORS DETERMINE SPATIAL DISTRIBUTION OF WATER RESOURCES:

1. The presence of rivers, lakes & ponds is a natural factor.

2. Topological factors like the amount of rainfall determine total availability of water resources.

3. Areas with greater rainfall are rich in groundwater resources.

4. Technological factors: Watershed management & rainwater harvesting ensure sufficient water resources.

WATERSHED MANAGEMENT 

1. It basically refers to an efficient management & conservation of surface & groundwater resources.

2. It involves prevention of runoff, storage of recharge of groundwater through various methods.

3. In detail, watershed management includes conservation, regeneration & proper use of all resources.

THE CENTRAL POLLUTION CONTROL BOARD IN COLLABORATION WITH STATE POLLUTION CONTROL BOARDS HAS BEEN MONITORING WATER QUALITY OF NATIONAL AQUATIC RESOURCES AT 507 STATIONS.            (2014)

WHY IS CONSERVATION OF WATER NECESSARY? STATE ITS TWO METHODS.

WHY IS DEMAND OF WATER FOR IRRIGATION INCREASING DAY BY DAY? EXPLAIN THREE REASONS.

WHAT ARE THE TWO WATER PROBLEMS IN INDIA? EXPLAIN WITH SUITABLE EXAMPLES.

NAME THE LOW-COST TECHNIQUES TO RECHARGE WATER.

NCERT Solution for Class 12 Geography Notes chapter wise

Class 12 Geography Notes : Fundamentals of Human Geography
Chapter PDF NCERT Notes
Class 12 Geography Notes Chapter 1 Human Geography (Nature and Scope)
Class 12 Geography Notes Chapter 2 The World Population (Distribution, Density and Growth)
Class 12 Geography Notes Chapter 3 Population Composition
Class 12 Geography Notes Chapter 4 Human Development
Class 12 Geography Notes Chapter 5 Primary Activities
Class 12 Geography Notes Chapter 6 Secondary Activities
Class 12 Geography Notes Chapter 7 Tertiary and Quaternary Activities
Class 12 Geography Notes Chapter 8 Transport and Communication
Class 12 Geography Notes Chapter 9 International Trade
Class 12 Geography Notes Chapter 10 Human Settlements
Class 12 Geography Notes: India – People and Economy
Chapter PDF NCERT Notes
Class 12 Geography Notes Chapter 11 Population: Distribution, Density, Growth and Composition
Class 12 Geography Notes Chapter 12 Migration: Types, Causes and Consequences
Class 12 Geography Notes Chapter 13 Human Development
Class 12 Geography Notes Chapter 14 Human Settlements
Class 12 Geography Notes Chapter 15 Land Resources and Agriculture
Class 12 Geography Notes Chapter 16 Water Resources
Class 12 Geography Notes Chapter 17 Mineral and Energy Resources
Class 12 Geography Notes Chapter 18 Manufacturing Industries
Class 12 Geography Notes Chapter 19 Planning and Sustainable Development in Indian Context
Class 12 Geography Notes Chapter 20 Transport And Communication
Class 12 Geography Notes Chapter 21 International Trade
Class 12 Geography NotesChapter 22 Geographical Perspective on Selected Issues and Problems

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