What is one function of the nonpathogenic organisms?

Nonpathogenic organisms play a crucial role in maintaining the balance of ecosystems and promoting environmental health, primarily through their ability to break down harmful substances. They contribute to processes such as decomposition, nutrient cycling, and soil fertility, which are essential for healthy ecosystems. By metabolizing and degrading pollutants, nonpathogenic organisms can help reduce toxic substances, making environments safer for other forms of life, including plants, animals, and humans.

In contrast, the other functions listed involve harmful activities or characteristics that do not align with the nature of nonpathogenic organisms. For example, causing infections, producing toxins, or enhancing the pathogenicity of bacteria relates to pathogenic organisms, which are capable of leading to disease and negative health outcomes. Therefore, the role of nonpathogenic organisms in environmental detoxification and supporting ecosystem functionality is both critical and beneficial.