As long as a quiz is in draft status, you may modify quiz questions, add more questions, or delete quiz questions.  Follow these steps to edit a draft quiz:

1.On the Quiz Center screen, select the quiz name you wish to edit under Draft Quizzes. An edit screen that shows all the questions (or placeholders for questions not yet created) will display:

2.To modify an existing quiz question or to enter a new question where only a question number exists, go to the question and click Edit.

3.Follow the prompts to enter a new question, or edit the existing question. Press Save when you are satisfied with the question you have entered.

Repeat the process until all questions have been entered, or exit the edit screen to return the quiz to draft in its current form.