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Ecosystems!

Across
the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water
Another way ecologists illustrate how ecosystems function
Living
he envelope of gases surrounding the earth or another planet.
Organisms that eat the primary consumers
Provides the basic source of food which other organisms feed on
all the waters on the earth's surface
a biological community of interacting organisms and their physical environment.
Down
Organisms that eat the producers
Non-living
Organisms that eat the secondary consumers
a hierarchical series of organisms each dependent on the next as a source of food.
What warms the atmosphere
the rigid outer part of the earth, consisting of the crust and upper mantle.
the regions of the surface
a system of interlocking and interdependent food chains