Pest Control Technician Practice Exam

In what way do millipedes contribute ecologically?

1. They are pollinators

2. They decompose organic matter

3. They are predators of large insects

4. They build nests

The correct answer is: They decompose organic matter

Millipedes play a significant ecological role primarily through their function in decomposing organic matter. As detritivores, they feed on decomposing leaves, dead plant material, and other organic debris found in soil and leaf litter. In doing so, millipedes break down complex organic compounds, contributing to nutrient cycling within ecosystems. This process enriches the soil, enhances its fertility, and promotes plant growth, making millipedes vital for maintaining healthy ecosystems. Their activity not only helps in recycling nutrients but also improves soil structure and aeration. This is essential for the growth of plants and the overall health of the environment. While insects such as bees and butterflies are commonly recognized as pollinators, and some animals may predate on large insects or build nests, millipedes are particularly known for their role in decomposition rather than these other functions.