Unit 1 Week 1 Flash cards

species

A group of similar organisms that can breed and produce fertile offspring.

organism

an individual animal, plant, or single-celled life form.

community

All the different populations that live together in an area

ecosystem

A biological community of interacting organisms and their physical environment.

biosphere

part of Earth in which life exists including land, water, and air or atmosphere

biotic factor

Any living part of the environment with which an organism might interact

abiotic factor

A nonliving part of an organism's habitat.

resource

A substance in the environment that is useful to people, is economically and technologically feasible to access, and is socially acceptable to use.

ecology

Scientific study of interactions among organisms and between organisms and their environment

habitat

Place where an organism lives

population

A group of individuals that belong to the same species and live in the same area