1) Ecological communities 2) Ecological complexes 3) Ecological units 4) Forest and desert 5) Large ecosystems 6) Rain forests and grasslands 7) Some complex communities 
(Living things in their environment) major world communities of plant and animal life
are characterised by a dominant vegetation and defined by the species within them. Examples include the desert biome and the rainforest biome
The world's major communities, classified according to the predominant vegetation and characterized by adaptations of organisms to that particular environment. MORE?
a given type of environment, such as tundra, forest, or wetlands.
Types of land in Minecraft the player can find. Each Biome has differences in grass and tree color, how much water or other kinds of blocks are present, and how trees grow in each area. There are currently 11 Biome types. Visit Minepedia to view them all. Most distinguishable biomes are Snow and Desert biomes.