Question: what are the major branches of ecology?
Answer: Terrestrial Ecology. Terrestrial ecology is a branch of ecology that deals with the study of land organisms and how they interact with each other and adapt to their environment. ... 
Aquatic Ecology. ... 
Microbial Ecology. ... 
Systems Ecology. ... 
Taxonomic Ecology. ... 
Evolutionary Ecology. ... 
Population Ecology. ... 
Behavioral Ecology.