Hannah wondered about other nonnative species. She learned
that many of them are considered invasive because of their effect
on the native ecosystem.
Which one answer best explains how ecosystem interactions could
be used to identify a species as invasive?
The interactions with the species are primarily
A competitive, with the native species outcompeting the
nonnative species.
The interactions with the species are primarily
B competitive, with the nonnative species outcompeting the
native species.
The interactions with the species are primarily beneficial,
with the nonnative species helping to increase the success
of both species.
The interactions with the species are primarily beneficial,
D with the nonnative species helping to increase the success
of the native species.