Ecosistems

Choose: ecosystem, coral reef, food web or drought.

• ecosystem

• coral reef

• food web

• drought

Choose: ecosystem, coral reef, food web or drought.

• ecosystem

• coral reef

• food web

• drought

Choose: ecosystem, coral reef, food web or drought.

• ecosystem

• coral reef

• food web

• drought

Choose: ecosystem, coral reef, food web or drought.

• ecosystem

• coral reef

• food web

• drought

Choose and complete the sentences.

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

• extinct

• extinction

• biodiversity

• global warming

Choose and complete the sentences.

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

____________________.

• extinct

• extinction

• biodiversity

• global warming

Choose and complete the sentences.

____________________ happens when a species dies out.

• extinct

• extinction

• biodiversity

• global warming

Choose and 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 herbivores, carnivores or omnivores.

They can be predators or scavengers.

• carnivores

• herbivores

• omnivores

What are these consumers? Select herbivores, carnivores or omnivores.

They are primary consumers.

• carnivores

• herbivores

• omnivores