ECOLOGY FLASHCARD Re-take

Front

What is an abiotic factor?

Back

An abiotic factor is a non-living component of an ecosystem, such as water temperature, sunlight, and soil composition.

Front

What is the role of decomposers in an ecosystem?

Back

Decomposers break down dead organisms and recycle nutrients back into the ecosystem.

Front

What percentage of energy typically transfers from one trophic level to the next?

Back

10% of energy typically transfers from one trophic level to the next.

Front

What is a keystone species?

Back

A keystone species is a species that has a disproportionately large effect on its environment relative to its abundance.

Front

What is a niche?

Back

A niche is the role and position a species has in its environment, including its habitat, resource use, and interactions with other species.

Front

What is an ecosystem?

Back

An ecosystem is a community of living organisms interacting with their physical environment.

Front

What is a biotic factor?

Back

A biotic factor is a living component of an ecosystem, such as plants, animals, and microorganisms.

Front

What is the difference between a habitat and a niche?

Back

A habitat is the physical environment where a species lives, while a niche is the role the species plays within that environment.

Front

What is biodiversity?

Back

Biodiversity refers to the variety of life in a particular habitat or ecosystem, including the number of different species.

Front

What is an invasive species?

Back

An invasive species is a non-native species that spreads widely in a new habitat and can cause harm to the environment, economy, or human health.