What kind of education do you need to become a surgeon?
4 years of undergraduate school
4 years of medical school
4-8 years of specialized residency traning
If you consider just text book education then No. You need not know the text book stuff in order to become a UFC Fighter. However, you need to be trained in arts like Boxing, Grappling (Wrestling), JuJitsu etc in order to be successful in the UFC. If you consider learning those arts an education, then yes you need that kind of education to become a UFC Fighter.