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