1. Where was St. Marcellus I born?

2. When was St. Marcellus I pope?

3. Who preceded St. Marcellus I?

4. Who had persecuted Christians during the papacy of St. Marcellus I’s predecessor?

5. Who rioted against the decision of St. Marcellus I to impose penance for readmission into the church?

6. Who banished St. Marcellus I from Rome?

7. When did St. Marcellus I die?

8. Where was St. Marcellus I buried?

9. When is the feast day of St. Marcellus I?

10. Who succeeded St. Marcellus I?