Date Published: November 2010
No. However, some questions (such as Q3) will populate further questions based on your answers, so it is best to answer questions consecutively.
If you would like to skip a question so that you can reply to it at a later time, simply click on the name of the question to which you want to move to. It is important that you hit 'Save' before moving to the next question; failure to do so may result in a loss of data.