Final answer:
Community ecology studies the interactions between populations of various species that occupy the same area at a given time.
Step-by-step explanation:
Community ecology studies the interactions between populations of various species that occupy the same area at a given time. It focuses on how different species in a community interact with each other and compete for resources. This can include studying predator-prey relationships, competition for food and habitat, and symbiotic relationships such as mutualism or parasitism.