Term
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Definition
Way of life for a specific species in an ecosystem.
Includes all physical, chemical, and biological conditions a species needs to live and reproduce in an ecosystem.
Is very useful when describing a species, and when classifying a population
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Term
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Definition
A gradual change in the species composition of a given area
Primary Succession -
The first sign of life moving into lifeless ground. Pioneer species.
Secondary Succession -
When some life is present on the ground. Larger plants begin to move into the area, these plants are slower growing, but have more resistance.
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Term
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Definition
Tertiary Consumers: Organisms that consume
secondary consumers. (Carnivores)
Secondary Consumers: Organisms that
consume primary consumers (Carnivores)
Primary Consumers: Organisms that
consume producers (Herbivores)
Producers: Organisms that use organic
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Term
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Definition
A population is a group of organisms of the same species living in a particular area
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Term
Species Interactions (Symbiosis) |
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Definition
Parasitism: Parasitism is when one species (parasite) feeds by eating another organism (host). Parasite Benefits Host– Harmed
Mutualism: Two species involved, and interact in such a way that it is beneficial to both species. Species1—Benefits Species2—Benefits
Commensalism: Benefits one species, but the other species is neither harmed nor benefits. Species1—Benefits Species2—Neither
Predation: Two species involved, and interact so that one species preys on the other species.
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