Biosphere: Supports all life on Earth. The biosphere is made of different environments that are homes to different species. The biosphere is the crust, the water, and the atmosphere. It is located on the lower layer of the atmosphere.
Biotic:All the living things in an ecosystem. The grass is an example of biotic because it is living.
Ecosystem:All the living organisms that live in an area and the nonliving features of their environment. Dirt is a nonliving thing.
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