alleryWhich traditional water-harvesting structure in Rajasthan was used for storing rainwater for irrigation by trapping runoff in valleys?
ATanka
BKhadin
CSurangam
DEri
Answer & Solution
Correct answer: B. Khadin
1. Khadins are an embankment-type water-harvesting system specific to arid Rajasthan (Jaisalmer).
2. The structure captures monsoon runoff and uses the trapped soil moisture for moisture-conservation farming.
3. Tanka is rooftop, Surangam is Kerala, Eri is Tamil Nadu tank.
_Source: syllabus Geography Contemporary India - II, Ch 3 "Water Resources", §Khadin ¶1_
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