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15 Cards in this Set
- Front
- Back
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Biomass |
A measure of the total dry mass of organisms within a particular region. |
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Biome |
A group of ecosystems classified by climate and plant life. |
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Community
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A group of populations living and interacting in the same area. |
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Ecological pyramid
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A diagram that shows the biomass of organisms at each trophic level. |
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Ecology |
The study of interactions between living and nonliving things. |
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Ecosystem
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An association of living organisms and their physical environment. |
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Greenhouse effect |
The process by which certain gases (principally water vapor,carbon dioxide, and methane) trap heat that would otherwise escape the earth and radiate into space. |
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Primary consumer
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an organism that eats producers. |
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Population |
A group of interbreeding organisms coexisting together. |
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Secondary consumer |
An organism that eats primary consumers. |
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Tertiary consumer
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An organism that eats secondary consumers. |
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Transpiration
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Evaporation of water from the leaves of a plant. |
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Watershed
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An ecosystem where all water runoff drains into a single river or stream. |
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The oxygen cycle |
The physical processes that cause oxygen to be used up and replenished are collectively. |
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The carbon cycle |
Regulates the amount of carbon in ecosystems, principally by keeping careful track of carbon dioxide. |
