Chapter 5 flashcard

Front

What type of ecosystem has ground that is frozen all year?

Back

Tundra

Front

How are sandhill cranes, algae, small snails, fungi, and some fish connected?

Back

Algae make food from the sun; snails eat the algae; cranes and fish eat the snails. When the organisms die, fungi are decomposers that break down the remains, returning energy and matter to the ecosystem.

Front

What does a beaver dam create?

Back

A pond

Front

What kind of fossil preserves both hard and soft parts of an animal?

Back

A fossil in amber

Front

Which is not a trace fossil?

Back

A preserved skull

Front

What is a tundra?

Back

A cold ecosystem where the ground is frozen all year.

Front

What role do decomposers play in an ecosystem?

Back

They break down dead organisms, returning nutrients to the soil.

Front

What is a beaver?

Back

A large rodent known for building dams.

Front

What is a trace fossil?

Back

A fossil that shows evidence of an organism's activity, like footprints or nests.

Front

What is the function of algae in a pond ecosystem?

Back

Algae produce food through photosynthesis, serving as a primary food source.