ANIMALS: Puffinus puffinus, is the latin for which bird -hint, it is not the puffin!?

Questions

Definitions : The study of the composition of substances and the changes that they undergo is __________.?

Definitions : The study of the earth's physical divisions into mountains, seas, etc. is ________.?

Definitions : The study of the manner in which organisms carry on their life processes is ________.?

Definitions : The symbols used on a map are explained by the ________.?

Definitions : The treatment of disease by chemical substances which are toxic to the causative micro-organisms is called ________.?