Question

18. Which of the following is not an advantage of using biological control?

A. It does not pollute the environment
C. It does not affect the health of humans
B. It upsets the natural food webs in the area
D. It is not costly​

Answer 1

I would conclude that it’s C. Because biological control contains no chemicals and persists in the ground so it’s considered healthy to enter the human body. Hope I’ve helped!

Answer 2

Step-by-step explanation:

It upsets the natural food webs in the area

i think B is the answer..

sorry if its not.