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10 Cards in this Set
- Front
- Back
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Ecological pyramid |
A graphical representation of the energy found within the trophic levels of an ecosystem |
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Biological magnification |
The increasing buildup of toxic substances within organisms that happen at each stage of the food chain |
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Invasive species |
An organism that causes ecological or economic harm in a new environment where it is not native |
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Conservation |
Study of the loss of the earth's biological diversity and the ways this loss can be prevented |
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Endangered species |
A type of organism that is threatened by extinction |
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Biodiversity |
All the different kinds of life you'll find in one area - the variety of animals, plants, fungi, and even microorganisms like bacteria that make up our natural world |
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Immigration |
New organisms joining or entering a different population |
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Nitrogen fixation |
The conversion of atmospheric dinitrogen to ammonia under the combined action of biological and chemical activities |
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Emigration |
An animal leaves its home because the habitat is no longer ideal for them and they need to find a more suitable environment |
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Habitat fragmentation |
When parts of a habitat are destroyed, leaving behind smaller unconnected areas |
