Geography- Water Resources
Very Short Answers Type Questions
Q.1) Which Mauryan ruler built the water resources extensively?
Ans) During the time of Chandragupta Maurya, dams, lakes, and irrigation systems were extensively built.
Q.2) When and by whom the Hauz Khas of Delhi was built?
Ans) . In the 14th century, the tank in Hauz khas, Delhi was built by Iltutmish for supplying water to Siri Fort area.
Q.3) Where was one of the largest artificial lakes constructed in the 11th century?
Ans) In the 11th century. Bhopal Lake, one of the largest artificial lakes of its time, was built.
Q.4) In which state, the rooftop rainwater harvesting structure has made compulsory to all the houses?
Ans) Tamil Nadu is a state in India that has made rooftop rainwater harvesting structures compulsory for all houses across the state. There are legal provisions to punish the defaulters.
Q.5) From where do we get freshwater?
Ans) Freshwater is mainly obtained from surface runoff and groundwater that is continually being renewed and recharged through the hydrological cycle.
Q.6) Which kind of revolution is needed in the agriculture for water conservation?
Ans) Now it is needed to revolutionise agriculture through developing drought-resistant crops and dry farming techniques.
Q.7) Where was the water harvesting system made in India, in the 1st century B.C.?
Ans) In the first century B.C., a sophisticated water harvesting system was made at Sringaverapura near Allahabad. For channelling the floodwater of the river Ganga.
Q.8) Where were the evidences of sophisticated irrigation works found in India?
Ans) Evidence of sophisticated irrigation works have been found in Kalinga (Odisha), Nagarjunakonda (Andhra Pradesh), Bennur (Karnataka), and Kolhapur (Maharashtra), etc.
Q.9) What do you mean by the term water scarcity?
Ans) Water scarcity is the inability of a region or community to obtain sufficient usable freshwater resources to meet its needs, due to an imbalance between supply and demand. This scarcity can be physical, caused by climate change and insufficient rainfall, or it can be economic, caused by a lack of facilities and infrastructure for water storage and distribution.
Q.10) What do you mean by Palar Pani?
Ans) “Palar Pani” is a Rajasthani term for rainwater, specifically the purest form of water collected and stored in traditional underground tanks, called tankas, for use in the arid and semi-arid regions of Rajasthan, India.
Q.11) What do you mean by dam?
Ans) A dam is a wall or barrier built across a river or stream to prevent or control the flow of water. This creates a reservoir that can be used for a variety of purposes, such as storing irrigation and drinking water, producing hydroelectricity, flood management, and facilitating navigation.
Q.12) What do you mean by rainwater harvesting?
Ans) Rainwater harvesting is the process of collecting and storing rainwater that runs off from roofs, open grounds, or other impervious surfaces, and then using it for various purposes or recharging groundwater.