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20 Cards in this Set
- Front
- Back
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abiotic
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Examples of this are rocks, temperature and water
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community
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several different populations living together
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producer
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when grass gains energy from the sun, this is an example of being what?
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a food web
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a diagram with arrows that show energy flow from grass, to a rabbit, to a fox
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how energy goes to the animal that is eating
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In a food web, arrows go in just one direction because they show this.
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They are thrown out of balance |
After one species disappears, what happens to the the other species in the ecosystem?
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because animals need resources to survive |
Why do limiting factors determine an area's carrying capacity? |
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competition |
Two members of the same species fight over a certain food or different species try to take over a certain nesting area. What are these examples of? |
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mutualism |
In which type of symbiosis do organisms help each other? |
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population |
What is the lowest level of environmental organization that three male egrets would all belong in together? |
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community |
what level of organization would include egrets, herons, marsh crabs and cordgrass but NOT water or rocks in a salt marsh? |
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ecosystem |
studying the way that temperature, water quality and minerals affect the animals in a salt marsh would be considering which level of organization? |
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omnivore |
an animal that eats many foods, including fish and berries |
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energy pyramid |
a triangular diagram that shows how energy is lost as animals eat other living things. |
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parasitism |
symbiosis in which one organism hurts another to benefit itself |
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biosphere |
the depths of the ocean to the heights of the air |
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ecosystem |
the level of environmental organization in which biotic and abiotic parts of the environment are all considered together |
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mutualism |
symbiosis in which one organism gives the other food and receives protection
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prey |
the term used to describe a sparrow that has been caught by an eagle |
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ecology |
the study of how living organisms and nonliving factors in the environment interact |
