What is the difference between an introduced and an invasive species?(1 point)
Responses
a. An introduced species is not necessarily harmful to the environment; an invasive species has a negative effect.
b. An introduced species is new to the ecosystem; an invasive species has been there a long time.
c. An introduced species is brought in on purpose; an invasive species is brought in by accident.
d. An introduced species is added in by humans; an invasive species enters new ecosystems on its own.
1 answer
a. An introduced species is not necessarily harmful to the environment; an invasive species has a negative effect.