Form Interrogatories are a list of questions on a court form. It helps if you fill in the top part of the form with the case and court information.This packet provides general guidance about asking written questions, called "Interrogatories," to another party in the case. This guide contains forms and instructions for responding to interrogatories (either form or special) from your opponent in a California civil case. This packet provides general guidance about asking written questions to another party in the case. This guide contains forms and instructions for propounding Form Interrogatories on your opponent in a California civil case. Form interrogatories are contained in Judicial Council Form FL145. Interrogatories are sets of questions that are asked of each party to a lawsuit. They are part of what's known as written discovery. Plaintiff objects to this interrogatory on the grounds that it calls for speculation and it. 8.