Reporting Category 5 Review

Front

What is a density-dependent limiting factor?

Back

A factor that affects a population's growth in a way that depends on the population size, such as disease, competition, and predation.

Front

Give an example of a density-dependent limiting factor in a forest ecosystem.

Back

A disease causes the death of many animals in the forest.

Front

What is commensalism?

Back

A type of symbiotic relationship where one organism benefits while the other is neither helped nor harmed.

Front

Provide an example of commensalism.

Back

Barnacles attaching to whales, where barnacles benefit by getting a place to live, and whales are unaffected.

Front

What is biodiversity?

Back

The variety of species within an ecosystem.

Front

Why is biodiversity important?

Back

It contributes to ecosystem resilience, stability, and productivity.

Front

What is mutualism?

Back

A symbiotic relationship where both organisms benefit.

Front

Provide an example of mutualism.

Back

Red-billed oxpeckers feeding on parasites infesting impala.

Front

What is parasitism?

Back

A relationship where one organism benefits at the expense of another.

Front

Provide an example of parasitism.

Back

A tick feeding on the blood of a mammal.