Yes, but only if you custom make the map to be a mushroom biome. If you do this, the entire map will be a mushroom biome, not just one part. If you don't know about customizing superflat worlds, see the related link below.
The mushroom biome has a grey surface called Mycelium instead of grass, and the land is covered with giant mushrooms. Red and white cattle called Mooshrooms can be found there too.
Witch's Hut is only found in a Swamp Biome, it isn't available on Superflat Land Mode.
Use MineEdit.
The largest LAND BIOME (not the largest biome on Earth) is the taiga.
First, you have to get in your world. You can find villages anywhere. But they are not easy to find, unless you are on flat land.
You cannot get a seed currently that will make all of the Minecraft world flat, although there is a way to do that. Simply go on the internet and find a flat land world. You have to put it in your Minecraft files and then you can play of a completely flat world.
Mushroom Land is an area on the Moshi Monsters map that you can not go to.
Wet land biome
A continental biome is a biome located on land. A biome is a fairly large area of land or sea floor that has the same animal species, vegetation, and climate. An example of a continental biome would be the desert.
Grass land Biome
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Yes Tundra is the largest land biome.