Ecology 13.1 & 13.2 Vocabulary Words

An organism that has an unusually large effect on its ecosystem.

• species

• ecology

• keystone species

A group of organisms so similar to one another that they can breed and produce fertile offspring.

• community

• species

• biome

A study of the interactions among living things and their surroundings.

• biodiversity

• ecology

• community

A collection of organisms (living) and nonliving things in an area.

• community

• species

• ecosystem

An individual living thing.

• organism

• community

• biome

A collection of all the different populations (species, living things) that live in one area.

• biotic factor

• community

• biodiversity

A regional or global community of organisms characterized by the climate conditions and plant communities that thrive there.

• biome

• ecology

• keystone species

A nonliving FACTOR in an ecosystem such as moisture, temperature, wind, and soil.

• abiotic factor

• biodiversity

• keystone species

The variety of life within an area.

• biodiversity

• biotic factor

• abiotic factor

The scientific study of all forms of life.

• biology

• ecology

• botany