What does an EE look like?
Academic research papers focus on specifically academic subjects using deductive reasoning, academic voice (non-conversational tone, conventions of modern written English, lack of colloquialisms, objective, etc), and third person point of view.
Your Extended Essay should:
Formatting your EE will prepare you to format every other IA you have to write. So, pay attention :)
A simple enough request--but be sure that you offer detail. The paper should be broken into sections and subsections; each is noted in the table of contents.
Research isn't research without works cited and consulted. Feel free to break the Biblio into sections (cited and consulted) if that makes sense for your paper.
Not every Extended Essay will have an Appendix. Science papers will need them to document the experiment, procedures, and materials (see sample 1). Other papers might need them to add situational reference to items within the paper (see sample 2).