Analogies: penniless : Baroque :: supplemental teacher : <blank>?

Questions

The study of how nerve cells, or neurons, receive & transmit information?

The study of human pre history is ___________?

The study of man & culture is known as ________?

motion, forces, light, sound, etc. Is called ______?

The study of populations of animals & plants, a population being a group of interbreeding organisms in a specific region; for example, the members of a fish species in a lake?