The short answer is no you can't quickly edit multiple axes.
However, you could instead have all your scores on one chart, which would give you just one axis to edit. The way to do this would be to reshape your data. In a survey, you can have a Dimension called "Question" instead of multiple dimensions, one for each question. Tableau has a reshaper tool that will allow you to do this. Once you've got the data reshaped, survey data is a great fit with Tableau.
Here's some info on preparing Excel files for analysis:
and info on the reshaper:
Steve Wexler has done lots of survey data blogging which you might find useful: