NCERT Solutions For Class 10 Geography Chapter 3 Water Resources

NCERT Books Solutions For Class 10 Geography Chapter 3 Water Resources

NCERT Solutions For Class 10 Geography Chapter 3 Water Resources is the first stepping stone for a student in the competitive world. With the introduction of the CBSE Board Exam for class 10 a few years back, this has become an important gateway for a student. Based on the results of class 10th a student selects his future stream of Science, Commerce or Arts suiting his interest.

Takshila Learning provides you with detailed and well explained NCERT Solutions for Class 10 of each chapter of each subject for NCERT Class 10. These NCERT Solutions help you to easily understand every concept so that you can score high in your CBSE Class 10 Board Exams.

Below you can find the NCERT solution for Class 10 Geography. You can get a Solution for the all-important question of “Water Resources Class 10”

Multiple Choice Questions:

      i) Based on the information given below Classify each of the situations as ‘suffering from water scarcity’ or ‘not suffering from water scarcity’

1. Region with high annual rainfall.
2. Region having high annual rainfall and large population.
3. Region having high annual rainfall but water is highly polluted.
4. Region having low annual rainfall and low population.

ANS-    (a) Not suffering from water scarcity

(b) Suffering from water scarcity

(c) Suffering from water scarcity

(d) Not suffering from water scarcity

ii) Which one of the following statements is not an argument in favour of multi-purpose river projects?

1. Multi-purpose projects bring water to those areas which suffer from water scarcity.
2. Multi-purpose projects by regulating water flow helps to control floods.
3. Multi-purpose projects lead to large scale displacements and loss of livelihoods.
4. Multi-purpose projects generate electricity for our industries and our homes.

ANS– C – Multi-purpose projects lead to large scale displacements and loss of livelihoods.

iii) Here are some false statements. Identify the mistakes and rewrite them correctly.

1. Multiplying urban centres with large and dense populations and urban lifestyles have helped in proper utilization of water resources.
2. Regulating and damming of rivers does not affect the river’s natural flow and its sediment flow.
3. In Gujarat, the Sabarmati basin farmers were not were not agitated when higher priority was given to water supply in Urban areas, particularly during droughts.
4. Today in Rajasthan, The practice of rooftop rain water water harvesting has gained popularity despite high water availability due to the Rajasthan Canal.

ANS–      (a) Multiplying urban centres with large and dense populations and urban    lifestyles have caused the over exploitation of water resources.

(b) Regulating and damming of rivers affect their natural flow and causes the sediment to settle at the bottom of the reservoir.

(c) In Gujarat, the Sabarmati basin farmers were agitated when higher priority was given to water supply in urban areas, particularly during droughts.

(d) Today in Rajasthan, the practice of rooftop rainwater harvesting is on the decline due to the Rajasthan canal.

Answer the following questions in about 30 words.

i) Explain how water becomes a renewable Resource.

ANS– Fresh Water is mainly obtained from surface run off and ground water that is continually being renewed and recharged through the hydrological cycle ensuring that water is a renewable resource.

ii) What is water Scarcity and what are its main Causes?

ANS– When the demand of water is not enough to match water availability is called water scarcity. It is caused by an increase in population, growing demand for water, uneasy access for different people.

      iii)    Compare the advantages and disadvantages of Multi-purpose river projects.

ANS – Multipurpose River projects advantages

1. irrigation
2. electricity production
3. flood control
4. inland
5. navigation and fish breeding

Multipurpose River projects disadvantages

1. reservoirs destroy local flora and fauna
2. native villages are submerged
3. people lose their livelihood

3. Answer the following questions in about 120 words.
4. i) Discuss how rainwater harvesting in semi-arid regions of Rajasthan is carried out.

ANS– In the semi-arid and arid regions of Rajasthan, particularly in Bikaner, phalodi and barmer, almost all the houses traditionally had underground tanks for storing water. The tanks could be as large as big rooms. They were connected to the sloping rooftops of the houses through pipe. Rain falling on the rooftops would travel down the pipe and was stored in tankas. The first spell of rain was usually not collected as this would clean the roofs and the pipes the rain water was then collected.

1. ii) Describe how rain water modern adaptations of traditional rain water harvesting methods are being carried out to conserve and store water.

ANS– In many parts of rural and urban parts of India, rooftop rainwater harvesting is being successfully adapted to store and conserve water. In Gendathur, a remote backward village in Mysore, Karnataka, Villagers have installed, in their household’s rooftop rain water harvesting system meet their water needs. Tamilnadu is the first and only state in India which has made rooftop rainwater harvesting structure compulsory to all houses across the state.