ES Menu project Ecosystems

Front

What is an isolated system?

Back

A system where no energy or matter changes.

Front

What is a closed system?

Back

A system where energy can move in and out, but matter cannot.

Front

What is an open system?

Back

A system where both energy and matter can move in and out.

Front

What is a dynamic system?

Back

A system characterized by constant change and interaction.

Front

What is the initial source of energy for photosynthesis?

Back

The Sun.

Front

What is a factor that makes it difficult for species to survive due to environmental changes?

Back

Quickly changing environments.

Front

What is an example of a closed system?

Back

An aquarium.

Front

What is the difference between energy and matter in ecosystems?

Back

Energy flows through ecosystems, while matter is recycled.

Front

What role do decomposers play in an ecosystem?

Back

They break down dead organic matter, returning nutrients to the soil.

Front

What is biodiversity?

Back

The variety of life in a particular habitat or ecosystem.