Ch. 4 Ecosystems and Biomes
Terms in this set (14)
the movement of water between Earth's surface and the air, changing from liquid to gas to liquid again.
The changing of liquid into a gas.
the changing of a gas into a liquid
Any form of water that falls from the atmosphere and reaches the ground.
precipitation that flows across the land's surface and isn't absorbed, flows into rivers, lakes, and streams.
water that is settled underground.
The continuous exchange of carbon among living things.
the continuous trapping of nitrogen gas into compounds in the sol and its return to the air.
a mixture of dead organic material that can be used as fertilizer
When a species no longer exists.
When a species is in danger of becoming extinct.
Species with low numbers that could become endangered.
the process of one ecosystem changing into a new and different ecosystem.
one of Earth's major land ecosystems with its own characteristic animals, plants, soil, and climate.
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