An ecosystem is a structural and functional unit of the biosphere. The ecosystem is a self sustaining association of plants, animals, microorganisms, and the physical environment in which they live. In the biosphere, several ecosystems exist. Usually ther

body preview (168 words)

An xxxxxxxxx xx x structural and xxxxxxxxxx xxxx xx xxx biosphere. xxx xxxxxxxxx is x xxxx sustaining association xx plants, animals, xxxxxxxxxxxxxxx and xxx xxxxxxxx environment in which xxxx live. xx the biosphere, several ecosystems exist. Usually xxxxx is exchange xx material and xxxxxx xxxxxxx xxxxxxxxx ecosystems. xxxxxxxxxx can xx natural or xxxxxxxxxxx xxxxxxx ecosystems xxx xx terrestrial as xxxx xx xxxxxxxx Land xxxxxxxxxx include forests, grasslands, xxxxxxx and glaciers. Aquatic ecosystem xxxxxxxx fresh xxxxx xxxxxxxxxx and xxxxxx xxxxxxxxxxx Artificial xxxxxxxxxx xxxx are xxx made are croplands, gardens, xxxxxx and aquariums.

The biosphere is xxx xxxx xxxxxxxxxx zone xx the earth. xx is the sum xxxxx xx xxx xxx xxxxxxxxxxx xxx xxxxxxxxx is the global xxxxxxxxx xxxxxxxxxxx all living beings xxxxxxx components) xxx xxxxx xxxxxxxxxxx xxxx the xxxxxxxxx xxxxxxxx xxxxxxxx xxxxxxxxxxx of xxxxxxxxxxx xxxxxx surface), xxxxxxxxxxx xxxxxxxx and atmosphere xxxxxx A constant interaction between the abiotic and biotic xxxxxxxxxx of the biosphere xxxxxxx in the transfer xx food xxx energy, which xxxxx xx x dynamic xxx xxxxxx system.