organisational features
FE: E3.12 Understand organisational features and use them to locate relevant information (e.g. contents, index, menus, tabs and links)
Those visual aspects of text that give a clue to its status and its relation to other pieces of text. Such features include: contents pages, chapter headings and other sub-headings, bullet-point lists, captions to photographs and illustrations, text presented in special display boxes, tables, footnotes, indexes, etc.
As defined in the glossary of: Subject content functional skills: English. DfE (Feb 2018) https://www.gov.uk/government/publications/functional-skills-subject-content-english