Chapter 2 flashcards.

The number of a certain organism, in a defined area.

Accelerating growth that produces a j-shaped curve when graphed against time.

A factor that limits the growth, distribution or amount of population in an ecosystem.

The size of population that can be supported by the available resources and services in a ecosystem.

The way that a organism occupies a position in an ecosystem, including all abiotic and biotic factors.

An organism that kills and consumes other organisms.

An organism that is eaten as food by a predator.

A relationship between 2 species in which both species benefit from the relationship.

An organism that's niche is dependent or closely association with a larger host organism.

When two or more species compete for the same resource in the same place at the same time

Use of a resourse at a rate that can continue forever

The time it takes for a population to double.

A measure of the impact of an individual or a population on the environment in land use waste production and energy consumption .

A pattern of activity that leads to a decline in the function of an ecosystem.

Use of the earths resources including land and water at levels that can continue forever.

the benefits experienced by organisms, including humans that are provided by sustainable ecosystems.

The change of non-desert space into desert which may result from climate change or from unsustainable farming or water-use.

A form of tourism that is sensitive to the health of an ecosystem and involves recreational activities provided by sustainable ecosystems.