Popes
Which pope resigned from the papacy in 2013, becoming the first pope to do so in nearly 600 years?
Pope Benedict XVI
Which sacrament removes original sin and makes a person a member of the Church?
Baptism
In which book do we read about the early Christian community, the coming of the Holy Spirit at Pentecost, and the missionary journeys of Paul?
Acts
In what year was the First Council of Nicaea held?
325
What term refers to the theological study of the person of Jesus Christ, including his divine and human natures?
Christology
Which pope issued the 1891 encyclical Rerum Novarum, addressing the rights of workers and the responsibilities of employers?
Pope Leo XIII
What theological term describes the transformation of the whole substance of bread and wine into the Body and Blood of Christ?
Transubstantiation
Which book tells the story of Jesus' birth from the perspective of Mary and includes the visit of the shepherds?
Luke
Which ecumenical council produced the constitution Dei Verbum, on divine revelation, Scripture, and Tradition?
Vatican II
What is the term for the belief that Mary was taken body and soul into heavenly glory at the end of her earthly life?
The Assumption of Mary
Which pope is famous for calling the Second Vatican Council?
St. Pope John XXIII
What are the three sacraments of Christian initiation?
Baptism, Confirmation, and Eucharist
In which book does God tell the prophet, “Before I formed you in the womb I knew you”?
Jeremiah
Which council addressed the Protestant Reformation and clarified Catholic teaching on the sacraments, justification, and Scripture and Tradition?
The Council of Trent
What theological term describes the study of the Church, its nature, and its mission?
Ecclesiology
Which pope convened the Council of Trent in response to the Protestant Reformation?
What is the only sacrament that can be received once, twice, or three times, but never more than three times?
Holy Orders
In which book does a prophet describe a vision of a valley filled with dry bones coming to life?
Ezekiel
Which ecumenical council addressed the controversy over the use and veneration of sacred images, affirming the legitimacy of icons?
Second Council of Nicaea (787)
What term describes what we can know about God through creation apart from special revelation?
Natural Theology
Which pope defined the dogma of the Assumption of Mary in 1950?
Pope Pius XII
In Catholic theology, what Latin phrase expresses the principle that the sacraments confer grace through the sacramental action itself, provided there is no obstacle to receiving it?
Ex opere operato
Which Old Testament book contains the prophecy, “But you, O Bethlehem Ephrathah … from you shall come forth for me one who is to rule in Israel”?
Micah
Which ecumenical council issued the dogmatic constitution Dei Filius, addressing the relationship between faith and reason and the knowledge of God?
Vatican I
What term describes the distinction between God's eternal inner life as Father, Son, and Holy Spirit and God's actions in creation and salvation history?
The immanent Trinity and the economic Trinity