Ecosistems

• ecosystem

• coral reef

• food web

• drought

• ecosystem

• coral reef

• food web

• drought

• ecosystem

• coral reef

• food web

• drought

• ecosystem

• coral reef

• food web

• drought

Complete the sentences:

____________________ is the variety of living organisms present in an ecosystem.

• extinct

• extinction

• biodiversity

• global warming

Complete the sentences:

Its balance can be affected by invasive species, human activity and

____________________.

• extinct

• extinction

• biodiversity

• global warming

Complete the sentences:

____________________ happens when a species dies out.

• extinct

• extinction

• biodiversity

• global warming

Complete the sentences:

Some species no longer exist in their natural habitats: they are _________________ in the wild.

• extinct

• extinction

• biodiversity

• global warming

What are these consumers? Select:

They can be predators or scavengers.

• herbivores

• carnivores

• omnivores

What are these consumers? Select:

They eat plants and algae.

• herbivores

• carnivores

• omnivores