Final answer:
Ecology is the study of how living things interact with each other and with their environment. It involves studying the distribution and abundance of organisms and examining different levels of biological organization.
Step-by-step explanation:
Ecology is the study of how living things interact with each other and with their environment. It is a major branch of biology, but has areas of overlap with geography, geology, climatology, and other sciences. Ecologists study the distribution and abundance of organisms in their environment, and they examine different levels of biological organization, including organisms, populations, communities, and ecosystems.