Wp-Pro-Quiz
Pros
- Free
- Single choice or multiple choice answers
HD Quiz
Cons
- Single choice answers only
Pros
- Free
SlickQuiz
Pros
- Free
- Questions can have single or multiple correct responses
Poll, Quiz & List by OpinionStage
Cons
- You must create an account in the plugin’s site
- Single choice answers only
WordPress Viral Quiz – BuzzFeed Quiz Builder
Pros
- Supports personality quizzes
- Force to share to see results and / or
- Ask email to see results
Cons
- Not free