Q. Lake Tana, a UNESCO Biosphere Reserve, is located in which country? Answer:
Ethiopia
Notes: Lake Tana is a UNESCO Biosphere Reserve and the largest lake in Ethiopia. This lake located in the Ethiopian Highlands region is fed by rivers such as Gilgel Abay, Magech, Reb, Gumara, and Kilti. Blue Nile River forms its primary outflow. Lake Tana is the source of the Blue Nile River.