What aspect of an organism makes it an invasive species?
A. It is from a different ecosystem.
B. It does harm and is introduced to the ecosystem.
C. It is harmful to organisms in all ecosystems.
D. It has no predators in the new ecosystem.
A. It is from a different ecosystem.
B. It does harm and is introduced to the ecosystem.
C. It is harmful to organisms in all ecosystems.
D. It has no predators in the new ecosystem.