Biome – Major ecosystem
A biome is a major ecosystem. Examples include coral reefs, rainforests, deserts, arctic tundra and savanna grasslands.

Buying a home (biome) meant a big decision for the major as he had to decide in what ecosystem he wanted to live.
Examples

The Great Barrier Reef is an example of a coral biome. It is currently the world’s largest coral reef.
The Sahara desert in Africa is a desert biome.

Another example of a biome is the rainforest, such as the Amazon.