Ecology Retest

Front

What is a population in ecology?

Back

A population is all of the organisms of the same species in an area.

Front

What type of relationship is exemplified by animals displaying territorial behavior?

Back

Competition.

Front

What happens to energy and the number of organisms as you move up an ecological pyramid?

Back

Each trophic level has less energy and fewer organisms.

Front

What do we call different populations living and interacting in the same area?

Back

Community.

Front

What is commensalism in ecology?

Back

A close, ongoing relationship between species in which at least one is benefiting and the other is neither helped nor harmed.

Front

Define ecosystem.

Back

An ecosystem is a community of living organisms and their interactions with their environment.

Front

What is a biome?

Back

A biome is a large geographical biotic unit, a major community of plants and animals with similar life forms and environmental conditions.

Front

What is mutualism?

Back

A type of symbiotic relationship where both species benefit.

Front

What is predation?

Back

A relationship where one organism (the predator) kills and eats another organism (the prey).

Front

What is the role of producers in an ecosystem?

Back

Producers, like plants, convert sunlight into energy through photosynthesis, forming the base of the food chain.