The _______ is the largest lake in Antarctica.
- Lake Vostok
- Lake Ellsworth
- Lake Whillans
- Lake Mercer
Answer: Lake Vostok
Lake Vostok is the largest subglacial lake in Antarctica (12,500 sq km), buried under 4 km of ice. Discovered by satellite radar, it may contain unique microbial life isolated for millions of years. Research on the lake helps understand extremophile life.