This paper deals with the characterics of inorganic chemical elements composition in fruit flies (Drosophila ,11 species)and their food (including three species of fruits and little fall).The analyses made for 19 kinds of elements in the fruit flies and their foods.There are 15 kinds of elements found in fruit flies,and 14 kinds of elements found in their food. The levels of inorganic chemical elements were classed.The characteristics of the compositions and contents of different inorganic chemical elements...