General Science Flash Card Set 326870

Card 3 of 10

The biosphere is the global ecological system integrating all living beings and their relationships. This includes their interactions with the lithosphere (the rigid outer part of the earth, consisting of the crust and upper mantle), hydrosphere (all surface water), and atmosphere (the envelope of gases surrounding the planet).


Part of the biosphere, the __________ consists of the envelope of gases surrounding the planet.