The largest LAND BIOME (not the largest biome on Earth) is the taiga.
Desert
taiga 27%
The marine biome is the largest.
The tundra is the coldest biome on the Earth's surface.
About 15% of Earth's surface is covered by the taiga biome! :)
Yes Tundra is the largest land biome.
Desert
By surface area its marine, but by LAND area its Taiga.
taiga 27%
taiga 27%
The Earth's largest land areas are the continents.
The tropical forest covers most of the land.
The Arctic Circle is the world's biggest biome because circles are the biggest shape you can draw.
The Taiga (a.k.a boreal or coniferous forest)
there aren't really any countries in the aquatic biome, as every country is on land. Though some major reefs, aquatic regions exist. e.g Halong Bay (Vietnam) GBR (Australia) North Sea (Scandinavia) and the Amazon River (Brazil)
For land, it's the taiga, but the marine biome covers 75% of the earth, so...
The marine biome is the largest.