The part of earth that can support living things is called is it called a biosphere?

Yes, the part of Earth that can support living things is called the biOSphere. It encompasses all ecosystems and living organisms, including land, water, and the atmosphere where life exists. The biOSphere interacts with other Earth's spheres, such as the lithosphere (land), hydrosphere (water), and atmosphere (air), creating a complex web of life.