A) Having the largest volume of saltwater B) Being the deepest freshwater lake in the world C) Being the largest lake by surface area D) Being the warmest lake in Siberia
A) 1,200 meters B) 2,000 meters C) 1,642 meters D) 1,400 meters
A) Mongolia B) Russia C) Kazakhstan D) China
A) 25,000 square kilometers B) 50,000 square kilometers C) 31,722 square kilometers D) 40,000 square kilometers
A) Pollution B) Invasive species C) Drought D) Overfishing
A) Yakutsk B) Khabarovsk C) Vladivostok D) Irkutsk
A) Endemic species B) Migratory species C) Invasive species D) Introduced species
A) 1992 B) 1985 C) 2000 D) 1996
A) Sakhalin Island B) Franz Josef Land C) Vitus Bering Island D) Olkhon Island |