Review Unit 4

Unit 4: ecosystems

start

Pregunta 1/9

An ecosystem consists of...

A. all the oragnisms living in one place, as well as the physical environment they live in.

B. all the living things.

C. all the non-living things.

D. shapes and sizes.

An ecosystem consists of all the organisms living in one place, as well as the physical environment they live in.

correct answer

next

Pregunta 2/9

The physical environment is made up of...

A. rocks.

B. the non-living things in an ecosystem.

C. Terrestrial.

D. Aquatic.

The physical environment is made up of the non-living components in an ecosystem.

correct answer

next

Pregunta 3/9

How many different types of ecosystems are there?

A. Terrestrial, aquatic and environment.

B. Living things, terrestrial and aquatic.

C. Terrestrial, aquatic and terranium.

D. Terrestrial and aquatic.

Our planet has many differenet ecosystems, found in two types of physical environment: terrestrial and aquatic.

Correct answer

next

Pregunta 4/9

What is the flora in an ecosystem?

A. All the living things.

B. All the non-living things.

C. All the species.

D. All its plants.

Every ecosystem has a particular fauna and flora. Flora includes all ita plants.

correct answer

next

Pregunta 5/9

What is the fauna in an ecosystem?

A. All the animals in an ecosystem.

B. The population.

C. A community.

D. The flora and the fauna.

Every ecosystem has a particular fauna and flora. Fauna refers to all the animals in an ecosystem.

Correct answer

next

Pregunta 6/9

Choose the correct order.

A. species - population - community - biosphere.

B. population - species - community - biosphere.

C. biosphere - community - population - species.

D. living things.

species - population - community - biosphere

correct answer

NEXT

Pregunta 7/9

What are terrestrial ecosystems?

A. Forests.

B. Camels and lizards.

C. Terrestrial ecosystems are located on land and sorrounded by air.

D. deserts and setppes.

Terrestrial ecosystems are located on land and are sorrounded by air.

Correct answer

next

Pregunta 8/9

What are the different types of terrestrial ecosystems?

A. Terrestrial and aquatic.

B. Living things and non-living things.

C. land and air.

D. Forests, mountain grasslands, deserts and steppes.

Terrestrial and aquatic.

correct answer

Next

Pregunta 9/9

What is an aquatic ecosystem?

A. Aquatic ecossytems are located in water environments.

B. SAndy beaches amd rocky shores.

Aquatic ecosystems are located in water environments.

correct answer

next

Something doesn't fix!

nooooo!

back

level completed

reset