The branch of science that deals with treatment of tooth and gum disorder is called…..? A) Dentistry B) Dentology C) Mouthology D) Dental Surgery Related MCQs: The Branch of science with deals with study of blood and it’s disorder is known as…..? Eugenics is the branch of science which deals with ..? Which branch of science deals with the relationship between quantities of substances during chemical reaction..? Cosmography is a branch of science which deals with…..?