Physical Geography
Indigenous Plants and Animals
Biological Hitchhikers
The Pacific Islands
Saving the Reefs
100

It is a rock-like structure built by layers of coral organisms.

What is a coral reef?

100

These plants and animals are native to the region where they are found.

What are indigenous plants and animals?

100

They are non-native plants and animals that disturb the habitats of native life forms.

What are invasive species?

100

It is a group of islands northeast of Australia and New Zealand.

What are the Pacific Islands?

100

It is the largest coral reef in the world.

What is the Great Barrier Reef?

200

It is a large area in the Pacific Ocean made up of thousands of small islands and coral reefs.

What is the Pacific Realm?

200
This is Australia's national bird.

What is a kiwi bird?

200

This animal has lived in Australia for many years, but were not indigenous to the island continent.

What is a dingo?

200

These islands are created by a gradual buildup of the skeletons of corals and other tiny marine animals. They often sit on top of coral reefs.

What are low islands?

300

It is the only country in the world that is also a continent.

What is Australia?

300

This large kingfisher bird is famous for it's call, which sounds like laughter.

What is a kookaburra?

300

These invasive species were brought to Australia by Europeans in the 1800s.

What are feral rabbits?

300

This island is formed when tectonic plates move over hot spots, or unusually hot parts of the mantle.

What is a high island?

400

These are ring-shaped reefs, islands, or chains of islands made of coral.

What is an atoll?
400

These trees grow rapidly and sometimes even reach 300 feet in height!

What are eucalyptus trees?

400

This plant has spread widely since the 1940s. It smothers down native foliage (leaves of a plant or tree) and can even bring down large trees.

What is an "old man's beard?"

500

This is a nickname for Australia.

What is the "island continent?"

500

These types of animals are mammals whose females carry their babies in a pouch. 

What is a marsupial?

500

How many species of small mammals have become extinct in Australia since the introduction of non-native animals?

19