Structural Pest Control Applicator Practice Exam

What is a potential environmental concern with improper pesticide application?

1. Increased air quality.

2. Effective pest management.

3. Reduction of biodiversity.

4. Improved water retention in soil.

The correct answer is: Reduction of biodiversity.

The choice highlighting the reduction of biodiversity addresses a significant environmental concern related to improper pesticide application. When pesticides are applied incorrectly, they can lead to unintended consequences within ecosystems. For instance, pesticides may not only target the intended pests but can also harm beneficial insects, such as bees and predatory insects, which play crucial roles in pollination and natural pest control. Moreover, the chemical constituents of these pesticides can migrate beyond the target area, affecting a wide range of organisms, including non-target insects, birds, aquatic life, and other wildlife. This disruption can lead to a decrease in species diversity as susceptible native species are eliminated or driven out, which can ultimately alter community structures and the overall health of ecosystems. In contrast, the other options do not accurately reflect the consequences of improper pesticide use. Increased air quality, effective pest management, and improved water retention in soil are not typically outcomes associated with the misuse of pesticides, as such practices often lead to detrimental impacts rather than benefits.