The study of the interaction of organisms with each other and their environment involves non-living factors, also called abiotic factors, and living factors, which are referred to as biotic factors.
This study called ecology focuses on several things about the ecosystem, which is a group of organisms interacting with each other and their environment. Ecology is a very broad field that encompasses the study of everything concerning the the world's inhabitants and how they behave in their surroundings.
Answer: An observation is something you sense: taste, touch, smell, see, or hear. An inference is something you decide or think about a thing or event after you observe it.
Examples: I observe that this shoe smells musty. (Observation) I infer that my teacher has a kid.
Proteins help build and repair tissue your hair and nails are mostly protein<span />