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15 Cards in this Set
- Front
- Back
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Food chain |
The transfer of materials and energy from organism to organism |
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Food web |
An illistration of the interrelationships between food chains in a ecosystem |
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Ecological Pyramid |
A diagram divided into layers g show energy relationships between organisms in an ecosystem. |
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Trophical level |
A level in an ecological pyrimad that shows the flow of energy through a food chain and that is dependent on the level below it for energy |
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Animal society |
A group of animals of the same species that love together |
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Social insect |
Insect that lives in a colony or organized into classes |
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Competition. |
The struggle among organisms for an essential factor that is short supply in the environment |
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Predator |
An animal that kills and feeds I other animals |
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Prey |
An animal a predator eats |
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Commensalism |
A relationship between two populations that benefits one and does not hurt or help the other |
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Scavenger |
Animals that way dead or decaying animals bodies |
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Epiphytes |
Are plants the usally grow on the branches of trees but do not take nourishment from the trees. |
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Mutualism |
Is a relationship between two poputalatins that benefited to both |
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Parasite |
An organism that obtains nourishment from and harms but usually does not kill another organism. |
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Host |
An organism that provides nourishment for and is harmed but not usally killed by another organism such as a parasite |
