The _______ is the largest freshwater lake in South India.
- Ooty Lake
- Kodaikanal Lake
- Vembanad Lake
- Loktak Lake
Answer: Vembanad Lake
Vembanad Lake in Kerala is the largest freshwater lake in South India (about 203 sq km). It is part of the Kerala backwaters and a Ramsar site. The lake supports agriculture, fisheries, and tourism, including the famous Nehru Trophy Boat Race.