Populations 7.1 & 7.2
Terms in this set (23)
The parts of Earth and the surrounding atmosphere where there is life.
The potential growth of a population if it could grow in perfect conditions with no limiting factors.
The largest number of individuals of one species that an environment can support.
All the populations of different species that live together in the same area at the same time.
The demand for resources, such as food, water, and shelter, in short supply in a community.
The study of all ecosystems on Earth
A group of organisms that live in an area at one time, as well as the climate, soil, water, and other nonliving parts of the environment.
Anything that restricts the size of a population.
All the organisms of the same species that live in the same area at the same time.
The size of a population compared to the amount of space available.
A group of organisms that have similar traits and are able to produce offspring.
When the size of a population becomes larger than the carrying capacity.
All living organisms in an ecosystem.
All nonliving factors in an ecosystem.
The number of offspring produced over a given period of time.
The number of individuals that die over a given period of time.
A species whose population is at risk of extinction.
A species that has died out and no individuals are left.
A species at risk but not yet endangered.
A growth pattern when population is in ideal conditions with unlimited resources.
The instinctive seasonal movement of a population of organisms from one place to another.
The hunting of organisms for food.
species that enter a new ecosystem and multiply harming the area.