Answer:
An abstract photograph is something that is presented in a way we would not usually look at or interpret things. In this case, it look like it's near the bottom of the plant and the photograph is taken as if it were stuck inside the plant. We usually don't stick our faces in a plant right? It is close up as well so at first glance, it could be difficult to understand what it is. The photograph is focusing on a small fragment of the whole piece.
It provides light to a picture which reaches a sensor by shutter speed. Exposure brings out the light in pictures and is useful when you take a pic that is dark
