CPES Ch 3 Ecosystem Dynamics

Front

What is the hydrosphere?

Back

The hydrosphere includes all the water on Earth, including oceans, rivers, lakes, glaciers, and water vapor in the atmosphere.

Front

Which component is NOT part of the hydrosphere?

Back

Rocks are not part of the hydrosphere.

Front

What is the Greenhouse Effect?

Back

The Greenhouse Effect is the process by which certain gases in Earth's atmosphere trap heat, leading to an increase in temperature.

Front

What is a producer in an ecosystem?

Back

A producer is an organism that can make its own food, typically through photosynthesis, and is found at the first trophic level.

Front

Which organism would NOT be found at the first trophic level?

Back

A bear would NOT be found at the first trophic level.

Front

What do detritivores feed on?

Back

Detritivores feed on the waste of dead bodies and decomposing organic matter.

Front

What are nutrient cycles?

Back

Nutrient cycles are natural processes that recycle nutrients in various chemical forms from the environment to organisms and back.

Front

Name four examples of nutrient cycles.

Back

Carbon cycle, Nitrogen cycle, Phosphorus cycle, and Water cycle.

Front

What is the role of carbon in the ecosystem?

Back

Carbon is essential for life; it is a key component of organic molecules and is cycled through the ecosystem.

Front

What is eutrophication?

Back

Eutrophication is the process by which water bodies become overly enriched with nutrients, leading to excessive growth of algae and depletion of oxygen.