Associate Certified Entomologist (ACE) Practice Exam

In what situation would a crack and crevice pesticide application be used?

1. To increase surface coverage

2. For targeted applications in hidden areas

3. For large area coverage

4. For treating outdoor areas

The correct answer is: For targeted applications in hidden areas

A crack and crevice pesticide application is designed specifically for targeted applications in hidden or difficult-to-reach areas where pests may be harboring. This method involves applying pesticides into the cracks and crevices in structures, thus allowing for effective treatment while minimizing exposure of humans and non-target organisms to the chemical. This targeted approach is particularly useful for addressing infestations that occur in areas like wall voids, around plumbing, or beneath appliances where insects may hide. By using this method, pest control professionals can deliver the pesticide directly to the location where pests are likely to be, enhancing efficacy while reducing the overall amount of pesticide used. While increasing surface coverage and treating large outdoor areas may be important in different scenarios, they do not align with the specific purpose of a crack and crevice application, which focuses on precision and targeting rather than broad or surface treatments.