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Environment
All the living and nonliving things surrounding an organism.
ecosystem
A community of living things and the community's physical environment.
population
All of the individuals of one kind living in the same ecosystem.
community
All the populations of organisms living in an environment.
producer
A living thing, such as a plant, that can make its on food.
consumer
A living thing that can't make its own food and must eat other living things.
herbivore
An animal that eats only plants or other producers
carnivore
An animal that eats only other animals.
omnivore
An animal that eats both plants and animals.
decomposer
A living thing that feeds on the wastes and remains of plants and animals.
habitat
An environment that meets the needs of an organism.
niche
The role a living thing plays in its habitat.
food chain
A series of organisms that depend on one another for food.
prey
Consumers that are eaten by predators.
predator
A consumer that eats prey.
extinction
The death of all the members of a certain group of organisms.