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Ecosystems #2
Set of cards for the next Ecosystems test
19
Science
5th Grade
10/09/2012

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Cards

Term
Food Chain
Definition
The path of energy in food from one organism to another
Term
Food Web
Definition
the overlapping food chains in a community
Term
Predator
Definition
A living thing that hunts other living things for food
Term

Prey

 

Definition
a living thing that is hunted for food
Term
Energy Pyramid
Definition
a display showing there are fewer organisms as you move up a food chain
Term
limiting factors
Definition
anything that controls the growth or survival of an organism or population
Term
adaptation
Definition
a characteristic that helps an organism survive in its environment
Term
Camoflage
Definition
colors or patterns that help an animal to appear to blend in with its surroundings
Term
mimicry
Definition
the similarity of one species to another which protects one or both
Term
learned behavior
Definition
a type of action that is taught by one organism to another
Term
Instinct
Definition
a natural or inherited behavior
Term
Survival
Definition
the struggle to remail alive
Term
Symbiosis
Definition
a relationship between two kinds of organisms over time
Term
Mutualism
Definition
a symbiotic relationship bewtween two kinds of organisms that benefits both (clown fish and sea anemone)
Term
Paratism
Definition
a symbiotic relationship in which one kind of organism lives on or in another oraganism and may harm it. (tick and a dog)
Term
Commensalism
Definition
A relationship between two kinds of organisms that benefits one without harming the other.
Term
Hosts
Definition
Organsims that are harmed by parasites, which feed on them
Term
Endangered
Definition
A population of organisms that are in danger of becoming extinct
Term
Extinction
Definition
the end of an organism or species
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