Ecology needs to study the biotic and abiotic elements because it is studying the ecosystem
What is an Ecosystem?
An ecosystem is a collection of communities of different organisms interacting together and their physical environment.
A community refers to different populations of organisms.
Thus, in order to study the ecosystem, other organisms living in the environment of the interested organisms must also be considered as well as the climate, soil, topography, etc of the environment.
More on the ecosystem can be found here: https://brainly.com/question/1673533
