Highlight Any Three Hydraulic Structures as Part of Water Management Programmes Initiated in Ancient India Along With the Period When They Were Built.

Sophisticated hydraulic structures like dams built of stone rubble, reservoirs or lakes, embankments and canals for irrigation were built in various regions’ of the country.

1. A sophisticated water harvesting system channelling the flood water of river Ganga was built at Sringaverapura near Allahabad in the 15th century BC.
2. Nagarjunakonda in Andhra Pradesh, Bennur in Karnataka, Kolhapur in Maharashtra and Kalinga in Odisha have evidences of irrigation structures.
3. In the 11th century, Bhopal Lake, one of the largest artificial lakes of its time was built.
4. The tank in Hauz Khas, Delhi was constructed by Iltutmish in the 14th century to supply water to the Siri Fort Area.