Indiana Pesticide Applicator Core Practice Exam

Which of the following describes a mechanical control method?

1. Utilizing insects that prey on pests.

2. Setting traps for rodents.

3. Implementing crop rotation practices.

4. Applying a pesticide spray on crops.

The correct answer is: Setting traps for rodents.

A mechanical control method refers to the use of physical devices or barriers to manage pest populations effectively, rather than relying on biological agents or chemical treatments. Setting traps for rodents exemplifies this method well, as it involves physically capturing the pests to reduce their numbers and mitigate damage. Traps can be utilized in a variety of settings to monitor and control pest populations without introducing chemicals or biological controls. This approach is generally considered more environmentally friendly and allows for more targeted management of specific pest species. In contrast, utilizing insects that prey on pests represents a biological control method, whereas implementing crop rotation practices is an agricultural practice aimed at disrupting pest life cycles and improving soil health. Applying pesticide sprays involves chemical control methods, which directly target and eliminate pests through toxic substances. Each of these alternatives aligns with different control strategies within integrated pest management, but setting traps encapsulates the essence of mechanical methods perfectly.