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15 Words
N/A
15
Science
7th Grade
09/22/2011

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Cards

Term
Organism
Definition
Any Living Thing. Example: a human.
Term
Biotic Factor
Definition
A living part of an organism's habitat. Example: a tree.
Term
Abiotic Factor
Definition
A nonliving part of an organism's habitat. Example: rock.
Term
Population
Definition
All the members of one species in a particular area. Example: Prairie dog town.
Term
Niche
Definition
The role of an organism in it's habitat, or how it makes its living. Example: Eating mice.
Term
Mutualism
Definition
A relationship between 2 species in which both species benefit. Example: a bee and a flower.
Term
Parasitism
Definition
A relationship in which 1 organism lives on or in the host and harms it. Example: a flea and a dog's blood.
Term
Predation
Definition
An interaction in which one organism kills another for food. Example: a snake eating a mouse.
Term
Prey
Definition
An organism that is killed and eaten by the predator. Example: mice
Term
Predator
Definition
The organism that does the killing in a predation interaction. Example: snake.
Term
Pioneer Species
Definition
The 1st species to populate an area. Example: lichens & mosses.
Term
Population Density
Definition
The number of individuals in an area of a specific size. Example: a flock of ducks on a log in a pond.
Term
Immagration
Definition
Moving into a population. Example: Moving into a new area because the old habitat was overcrowded.
Term
Emigration
Definition
Leaving a population. Example: Leaving an old habitat that was destroyed.
Term
Community
Definition
All the different populations that live together in an area. Example: a forest.
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