In an attempt to clear a certain weed from St. Thomas Moore fish pond, Riang'ombe Sec School Biology students introduced a species of beetles into the pond.
2. Give the term used for this method of control
(imk)
(D) State two adventages of this method over the use of herbicides​

Biological control.

Explanation:

The term used for this type of control is biological control because the weed is controlled by using a living organisms. Biological control is a method used for controlling pests such as insects, mites, weeds and plant diseases with the use of other organisms. Prevent harmful effects to other organisms and no environmental contamination are the advantages of biological control over herbicides. Herbicides also harm other organisms and can pollute the environment.