Entomology 1 PMT Practice Test 2026 - Free Entomology Practice Questions and Study Guide

Resistance management focuses on slowing how quickly pests adapt to control measures by avoiding overreliance on a single tactic. Diamondback moth has earned a reputation for developing resistance to many insecticide classes because it reproduces quickly and experiences strong selection pressure from repeated chemical use. The strongest, most durable approach combines rotating insecticides with different modes of action, using biological controls to reduce reliance on chemicals, and actively monitoring for resistance to catch shifts early. Rotating modes of action prevents pests from building up resistance to any one chemical class, biological controls help suppress populations without accelerating resistance, and ongoing monitoring guides timely changes in strategy. In contrast, simply increasing the dose or sticking to one method tends to accelerate resistance and reduce long-term efficacy, while skipping monitoring leaves you unaware of emerging resistance trends.