My activity lists many processes. Is this normal?

MacBook Pro (Retina, 13 inches, early 2015)
macOS Mojave 10.14.3 (18D109)

By profiling my system a bit, I found that the activity monitor was displaying a huge amount of process that I am not even aware of. There are no clear crystallized problems, but I want to be preventative. I have the feeling that something is wrong.
Is this normal or is it a bug? What is the best way to approach this?

95% of registrations have certainly not been triggered by me. And these are just three of the catch of about 10-15, I could do
a
two
Three