EVERYDAY SCIENCE

Detailed explanation-1: -Earth’s living things make up the biosphere. Bio means “life.” The biosphere is made up of all the living things on Earth and it includes fish, birds, plants, and even people. The living portion of the Earth interacts with all the other spheres.

Detailed explanation-2: -The presence of living organisms of any type defines the biosphere; life can be found in many parts of the geosphere, hydrosphere, and atmosphere. Humans are of course part of the biosphere, and human activities have important impacts on all of Earth’s systems.

Detailed explanation-3: -Earth’s biosphere is the layer of the planet where life exists. That means you, me, plants, insects, bacteria, and living things on land, air, and oceans make up the biosphere. And in case you were wondering…

Detailed explanation-4: -Humans can impact all four of Earth’s spheres. Humans can burn fossil fuels and release pollution into the atmosphere. Humans pile up garbage in landfills affecting the geosphere. Humans produce waste that flows into water bodies impacting the hydrosphere.

Detailed explanation-5: -The 4 spheres are: lithosphere (land), hydrosphere (water), atmosphere (air) and biosphere (living things). All the spheres interact with other spheres.