True or False: Biological control organisms are always affected by pesticides.

Biological control organisms, which include predators, parasitoids, and pathogens used to manage pest populations, can indeed be affected by pesticides, but this is not always the case. The impact of pesticides on these beneficial organisms varies depending on several factors, including the type of pesticide, its mode of action, the application timing, and the specific biological control organism involved. Some biological control agents may exhibit tolerance or resistance to certain pesticides, allowing them to survive and continue their pest management roles.

The assertion that biological control organisms are "always" affected by pesticides is too absolute, as there are instances where specific pesticides do not significantly impact particular beneficial organisms. For example, selective pesticides may target only specific pests without harming beneficial insects or microorganisms. Additionally, certain biological control agents are developed or selected for their ability to withstand certain levels of chemical exposure.

Understanding the relationship between pesticides and biological control systems is crucial for integrated pest management. It emphasizes the need for careful selection and application of pesticides to protect beneficial organisms while effectively controlling pest populations.