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