Briefly describe the different parts of the head region of cockroach.. This question has not been answered yet! Don't worry! You can check out similar questions with solutions below ↵describe different mouth parts of cockroach.the upper part of head of cockroach is called as clypeus ... Describe the following agriculture crop under the headings - ... a student dipped the head part of a cockroach and a rat in ... A student dipped the head part of a cockroach and a rat in ...