Geography water resources Flashcards
What is the largest consumer of water?
Irrigated agriculture
causes of water scarcity?
Large or growing population, irrigated agriculture, increasing industries ( industrialisation and urbanisation) and scarcity due to bad quality of water
How much power does hydro electric power supply to India?
22 percent of total electricity produced
during whose period dams, lakes and irrigation system were extensively built?
Chandragupta maurya
when was Bhopal lake built?
Bhopal lake, one of the largest artificial lakes of its time was built on 11th century.
On which river is hirakud project built on?
Mahanadi. integrated conservation of water with flood control
How did jawaharlal Nehru proclaim the dams?
Temples of modern India
what is the section in most of the dams through which water will flow intermittently or regularly?
Spillway or weir
how are the dams classified based on materials used?
timber dams, embankment dams or masonry dams.
What are the various environmental movements due to dams?
Narmada bachao andolan, Tehri dam andolan
save narmada movement
What is the major dam built over narmada river in gujarat?
Sardar Sarovar dam - save narmada movement. one of the largest water resource project covering four states- Maharashtra, Madhya pradesh, gujarat and rajasthan.
What is one of the consequence due to irrigation (dam) ?
Salination of the soil.
where did farmers riot due to high priority given to water supply in urban areas particularly during droughts?
Sabarmati-basin in gujarat
Due to which river basin did karnataka, andhra pradesh government raised disputes regarding diversion of more water?
Krishna- godavari, Maharashtra diverted more water at koyna which would reduce downstream flow in their states
What was the diversion channels used in hill and mountaineous regions?
‘Guls’ or ‘kuls’ like in western himalayas for agriculture.
Where was rain water harvesting used to store drinking water?
Rajasthan
What was the underground tanks for storing drinking water called?
tankas
Where is tankas used to store drinking water?
In semi-arid and arid areas of Rajasthan particularly in Bikaner, Phalodi and Barmer
What is the rainwater referred in rajasthan(not exactly- bkaner,etc)?
Palar pani - rainwater
nearly how much percent of total water requirement comes from rooftop water harvesting in shillong?
15-25 percent.
Rainwater harvesting in the common practice in ___
Shillong and meghalaya (shillong is 55 km from cherapunjee)
Why is rooftop harvesting is on decline in western rajasthan?
Due to the flow of perennial flow of indira gandhi canal.
Bhakra Nangal River Valley Project is made on the river
Sutlej-Beas
Agricultural fields which are used as rainfed storage structures are called
Khadins/Johads
