Ecology Chapter 2 Vocab

The natural environment where an organism lives and gets all that it needs to survive.

The first living things that move into a barren area. An example are mosses.

An animal that other animals hunt and eat

A relationship between two species in which one species benefits and the other is not affected

The struggle between two or more living things that depend on the same limited resource.

A relationship between two species where one benefits and the host it depends on is harmed.

A natural process that involves a gradual change in the communities that live in an area.

When two or more living things work together and it benefits all.

The interaction between individuals from two different species that live closely together.

The role a living thing plays in its habitat.

An animal that hunts and eats another animal.

Group of organisms of the same species that live in a particular area.

An interaction between two species in which both benefit; a type of symbiosis

Smallest grouping of organisms. They can produce offspring that can also produce offspring.

Any factor or condition that limits the continuing growth of a population in an ecosystem.

The maximum number of individuals that an ecosystem can support.

A group of populations that live in a particular area and interact with one another.