Invasive Species THJ2OI

What Continent is the top invasive species found?

• North America

• Australia

• Europe

• Asia

What are "Invasive Species" ?

• a species that is seriously at risk of extinction

• organism that has negative effects on our health

• a species in which there are no more of in the world

• animals that live predominantly or entirely on land

What tree does the Emerald Ash Borer feed on?

The Asian Long Horned Beetle feeds on the these trees

• Birch, elm, hackberry

• maple, mountain ash, poplar

• aspen and willow trees

• all of the above

You can identify a tree infected by European Gypsy Moths by:

• orange coloured fungus on the bark

• black raised spots on the leaves

• large holes are bored into the sides

• affected trees lose their leaves and caterpillars crawl everywhere around them

Tent Caterpillars:

• are found in large groups, and multiply at a rapid pace

• create webs or "tents" which are used for protection.

• feed on close to 90 species of trees

• all of the above

• none of the above

Why do the populations of invasive species grow so quickly?

• Invasive Species are native to an area.

• Invasive species are prey to many animals.

• Invasive species have no predators.

• Invasive species keep the ecosystems in equilibrium.

Which of these words does NOT describe an invasive species?

• alien

• intruder

• non-native

• natural

Invasive species cause harm to the --- [choose 3]

• economy.

• atmosphere only.

• environment.

• health of organisms.

• water only.

TRUE or FALSE? Invasive species can be introduced to an ecosystem accidentally.

• True

• False