Use biosphere in a sentence. noun. The biosphere is defined as the area of the planet where organisms live, including the ground and the air. An example of the biosphere is where live occurs on, above and below the surface of Earth.
Considering this, what is a simple definition of the biosphere on Earth?
The parts of the land, sea, and atmosphere in which organisms are able to live. The biosphere is an irregularly shaped, relatively thin zone in which life is concentrated on or near the Earth's surface and throughout its waters. All the Earth's ecosystems considered as a single, self-sustaining unit.
What is found in the biosphere?
The biosphere, (from Greek bios = life, sphaira, sphere) is the layer of the planet Earth where life exists. The biosphere is one of the four layers that surround the Earth along with the lithosphere (rock), hydrosphere (water) and atmosphere (air) and it is the sum of all the ecosystems.
What is the biosphere and what does it contain?
Everything in Earth's system can be placed into one of four major subsystems: land, water, living things, or air. These four subsystems are called “spheres.” Specifically, they are the lithosphere (land), hydrosphere (water), biosphere (living things), and atmosphere (air).