29 Dec 2014 Home » Trivia Crack » What is yeast? What is yeast? Posted in Trivia Crack By emoji On December 29, 2014 Question: What is yeast? Choices: An animal A plant A root A fungus Correct answer: A fungus Post Views: 222 Related Posts How many different smells can a human nose smell? Which of these wasn’t written by Shakespeare? Where is Urdu spoken?