ECOLOGY REVIEW

Front

What is parasitism?

Back

A living relationship between two species in which one organism is harmed and the other benefits.

Front

Define population in ecology.

Back

Two or more members of a particular species living and interacting in the same area.

Front

Who are the producers in an ecosystem?

Back

Organisms that produce energy, such as chemosynthetic bacteria and symbiotic bacteria.

Front

What is a density-dependent factor?

Back

A factor that has an increasing impact as the population size increases.

Front

What does biotic mean in an ecosystem?

Back

The living part of an ecosystem.

Front

What is mutualism?

Back

A living relationship between two species in which both organisms benefit.

Front

Define community in ecology.

Back

A group of different populations that live together in a defined area.

Front

What is an abiotic factor?

Back

The non-living parts of an ecosystem, such as water, sunlight, and temperature.

Front

What is the role of decomposers in an ecosystem?

Back

Organisms that break down dead or decaying organisms, returning nutrients to the soil.

Front

What is the difference between a habitat and a niche?

Back

A habitat is the environment where an organism lives, while a niche is the role or function of that organism within its habitat.