Ecosystems

An ecosystem is a chain of interaction between organisms and their environment.

• True

• False

Which ecosystem is this?

The vegetation is dominated by grasses and herbs.

• Tundra

• Forest

• Grassland

Man-made actions can also destroy the ecosystem.

• True

• False

There are two main types of ecosystems.

• True

• False

Terrestrial ecosystems are land-based.

• True

• False

Biotic factors are divided in 3 subcategories.

• True

• False

Producers are organisms that depend on other organisms for food.

• True

• False

There are four subtypes of terrestrial ecosystems.

• True

• False

Which ecosystem is this?

Some examples are lakes, ponds, rivers, and streams.

• Tundra

• Forest

• Marine

• Freshwater

Which ecosystem is this?

These are regions with very little rainfall.

• Desert

• Forest

• Marine

• Freshwater

• Tundra