Miller Biology Ch6 Communities & Ecosystem Dynamics Study Slides

Front

What is the role of microbes in the soil?

Back

Microbes in the soil act as decomposers and provide nutrients to plants.

Front

What is an example of low species diversity?

Back

A marsh ecosystem is covered by a single species of cattail bulrushes.

Front

What is an example of high species diversity?

Back

A state park includes multiple forest and freshwater ecosystems with many different species of fish, frogs, and birds.

Front

What is a keystone species?

Back

A species that plays a vital role in maintaining structure, stability, and diversity in an ecosystem.

Front

What does species diversity refer to?

Back

The number of different species in the biosphere, or in a particular area.

Front

What is ecosystem diversity?

Back

The variety of ecosystems within a given area.

Front

What is genetic diversity?

Back

The total number of genetic characteristics in the genetic makeup of a species.

Front

What is the significance of biodiversity?

Back

Biodiversity contributes to ecosystem resilience, productivity, and stability.

Front

What is a trophic level?

Back

A trophic level is a position in a food chain or food web, representing the flow of energy and nutrients.

Front

What is a food web?

Back

A food web is a complex network of feeding relationships among various organisms in an ecosystem.