"Organism that is hunted by predators"

"Accidental or planned introduction of a non-native species into a community"

"Animal that gets its food by killing and eating other organisms."

"Formation of a new community in what was once barren habitat."

"Generally stable community that has a wide range of species; the temporary end of succession."

"First species to be established in a certain habitat."

"A predictable pattern of change in the make-up of an ecosystem."

"Formation of a new community in a destroyed or greatly changed community."

What method do scientists use to estimate the number of species in a particular area?

Did not discuss in class... pay attention to answer*

What would happen to the prey population(s) if there are too many predators?

A forest fire destroying a certain area then regeneration occuring is an example of...

The first species to arrive in an area are considered

Canada's total number of invasive plant species is ...

If the actual population of dandelions in a study area is 280 and your estimate of the population size is 314, is this a good estimation? Be prepared to explain.

Which of the following are things that cause an ecosystem to change?

"Involves more than one living thing trying to reach the same goal"