Biological control agents are designed to have no negative impact on non-target organisms like plants, mammals, birds, or other insects (A).
These agents are used in ecologically sensitive areas to help maintain biodiversity (B).
Biological control agents are species-specific, targeting only the pests they are meant to control, which makes them effective without harming beneficial insects (C).
Integrated pest management (IPM) is actually one of the major benefits of biological control, contrary to the statement in option D.
Thus, D is incorrect.
Final Answer:
A, B, C