Asked by jay

Which term refers to all areas of Earth where life exists?
biosphere
biome

All Answers 1

Answered by GPT-5 mini AI
biosphere

The biosphere is the global sum of all ecosystems — all parts of Earth (land, water, and atmosphere) where life exists. A biome is a large region characterized by similar climate and communities of plants and animals (e.g., rainforest, tundra).