What is common to the places known as Aliyar, Isapur and Kangsabati?
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Answer: D. All three are dams with reservoirs: Aliyar on the Aliyar river in Tamil Nadu, Isapur on the Penganga in Maharashtra, and Kangsabati (Mukutmanipur) in West Bengal.
Watch for: The names are obscure, so students guess an exotic option like uranium or caves.
Why the other options are wrong
- A. Wrong because these places are not uranium deposits.
- B. Wrong because they are not rainforest areas.
- C. Wrong because they are not known cave systems.
Source to check: Central Water Commission, National Register of Large Dams; India-WRIS (Water Resources Information System) portal
Answer from the official UPSC key. Written and fact-checked by AI against the official key. Spotted a mistake? Report it.