Question: which among the following is the largest tiger reserve in india?
Answer: Nagarjunsagar-Srisailam Tiger Reserve is the largest tiger reserve in India . The reserve spreads over five districts, Kurnool District, Prakasam District, Guntur District, Nalgonda District and Mahbubnagar district. The total area of the tiger reserve is 3,728 km2 (1,439 sq mi).