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Water Resources
Question
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State the salience of rain water harvesting.

 

Answer

Rain water harvesting is a method to capture and store rainwater for various uses.
(i) It is also used to recharge groundwater aquifers.


(ii) It is a low cost and eco-friendly technique for preserving every drop of water by guiding the rain water to bore well, pits and wells.

(iii) Rainwater harvesting increases water availability, checks the declining ground water table.

(iv) It improves the quality of groundwater through dilution of contaminants like fluoride and nitrates.

(v) It prevents soil erosion, and flooding and arrests salt water intrusion in coastal areas if used to recharge aquifers.

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Some More Questions From Water Resources Chapter

Which one of the following south Indian states has the highest ground water utilisation (in per cent) of its total ground water potential?

 

The highest proportion of the total water used in the country is in which one of the following sectors?

 

It is said that the water resources in India have been depleting very fast. Discuss the factors responsible for depletion of water resources.

What factors are responsible for highest groundwater development in the states of Punjab, Haryana, and Tamil Nadu?

What can be possible impacts of consumption of contaminated/unclean water on the people?

Discuss the availability of water resources in the country and factors that determine its spatial distribution?

The depleting water resources may lead to social conflicts and disputes. Elaborate it with suitable examples.

What is watershed management? Do you think it can play an important role in sustainable development?

What are the major water resources?

Why is the great plains of India rich in ground water resources?