A question paper forming apparatus, includes: an image reading unit that reads an image of a question original in which a character string for constituting an answer of a question is designated by marking; an answer list forming unit that extracts the character string from the image data of the question original to form an electronic data of an answer list; a question sentence forming unit that deletes the character string from the image data of the question original and that sets an answer column to a portion where the character string is deleted, so as to form an electronic data of a question sentence; and a printing unit that prints out an answer document which contains the electronic data of the answer list and the electronic data of the question sentence as a question paper on separate papers respectively.