Ecology Vocabulary 2

Predation is a relationship where

• one organism benefits while the other suffers.
• where both organisms benefit.
• one organism hunts and consumes another.
• one organism benefits and the other organism is not affected.

The path of energy through the trophic levels is called a

• food chain.
• food web.
• succesion.
• energy pyramid.

Symbiosis is

• a relationship in which one organism hunts and consumes another.
• the path of energy through trophic levels.
• a close, long-term relationship between organisms.
• secondary succession in an ecosystem.

The role of a species within its community, including use of its habitat and its relationships with other species.

• abiotic factor
• biotic factor
• habitat
• niche

A large area characterized by its vegetation, soil, climate, and wildlife is a

• niche.
• habitat.
• ecosystem.
• biome.

A community of organisms and their abiotic environment

• ecosystem
• ecology
• habitat
• population

A biotic factor is

• a group of organisms of the same species.
• the role of a species within its community.
• an environmental factor that is not associated with the activities of living organisms.
• an environmental factor that is associated with or results from the activities of living organisms.

A food web is

• the energy pryamid.
• when one organism in the relationship benefits and there is no effect on the other organism.
• the path of energy through the trophic levels.
• multiple, connected food chains showing the complex interactions in an ecosystem.

A large region characterized by a specific type of climate and certain types of plant and animal communities.

• biome
• ecosystem
• habitat
• niche

A population is

• all the populations of a species that live in the same habitat and interact with each other.
• the role of a species within its community.
• a group of organisms of the same species that live in a specific geographic area.
• the smallest taxonomy of organism that can mate and produce fertile offspring.