ecology chapter 2
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ecology chapter 2
a population is all of the individuals of a species that occupy a particular geographic area at one time.
Exponential growth is a accelerating growth that produces a J-shaped curve when the population is graphed against time.
A limiting factor is a factor that limits the growth, distribution, or amount of a population in an ecosystem.
The carrying capacity of a population is the size of the population that can be supported indefinitely by the available resources and services of an ecosystem.
An ecological niche is the way that an organism occupies a position in an ecosystem, including all the necessary biotic and abiotic factors
An organism that kills other organisms is called a predator
An organism eaten as food is called prey
Mutualism is a symbiotic relationship between two species in which both benefit from the relationship.
A parasite is an organism whose niche is dependent on a close association with a larger host organism.
Relationship between members of the same or different species where individuals are adversely affected by those having the same living requirement such as food or space.
This is usage of a resource that does not lead to depletion of the resource.
This is the time required for a population to double in size
A measure of the impact an individual or a population has on the environment in terms of energy consumption, land use, and waste production.
A pattern of activity that leads to a decline in the function of an environment.
Use of Earth's resources, including land and water, at levels that continue forever.
The benefits experienced by organisms including humans, that are provided by sustainable ecosystems.
This is the change of a non-desert land into a desert.
This is a form of tourism that is eco-friendly and now a multi billion dollar industry