Which of the following is not a function of predators?

They acting as ‘conduits’ for energy transfer. They keep prey population under control. They decrease the species diversity in a community. They help in the stabilization of ecosystem.

They decrease the species diversity in a community.

Besides acting as ‘conduits’ for energy transfer across trophic levels, predators play other important roles. They keep prey populations under control. Predators also help in maintaining species diversity in a community, by reducing the intensity of competition among competing prey species.