The study of how interactions between species affect community structure and organization is called?

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This question tests understanding of how interactions among species shape the makeup and organization of a community. The study that focuses on those interspecific relationships—how predation, competition, mutualism, and other interactions influence which species coexist, how abundant they are, and how energy flows through the community—is called community ecology. It looks at patterns like species richness, evenness, and the structure of food webs, and explains how the presence or behavior of one species can ripple through the community to alter others. Ecology as a broader field covers all relationships between organisms and their environments, population ecology centers on the dynamics of one species’ population over time, and habitat refers to the physical environment itself. So the description fits community ecology.