Which of the following terms describe a characteristic of herbicides that provide extended control of undesirable plants?

The term that best describes a characteristic of herbicides providing extended control of undesirable plants is persistence. Persistence refers to the length of time a herbicide remains active in the environment and continues to affect plant growth after its application. A herbicide with high persistence can remain in the soil or on plant surfaces, inhibiting the growth of undesirable plants for an extended period.

This characteristic is particularly valuable in managing perennial weeds or in situations where repeated applications may not be feasible. Such herbicides can help maintain desired vegetation by effectively suppressing the regrowth of undesirable plants over time.

In contrast, solubility refers to how well a herbicide dissolves in water, which affects its availability to plants but does not directly indicate how long it will remain effective. Adhesion pertains to how well the herbicide sticks to surfaces, while volatility relates to the tendency of the herbicide to vaporize and disperse into the air, which could reduce its effectiveness. Neither of these directly measures the duration of herbicidal activity.