So how much do you know about religion? Take the quiz from the Pew Forum on Religous and Public Life - and find out!
At the end, you will see how your score compares with others and how those of various faiths, gender or educaton performed.
The two questions that stumped most responders: Which preacher participated in the period of religous activity known as the First Great Awakening? and According to the rulings by the US Supreme Court, is a public school teacher permitted to lead a class in prayer or not? Only 11 and 23 percent, respectively, responded to the two questions correctly.