TASK DEFINITION: In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.
PROBLEM: One antagonist in this work leaves behind the head of Aeschere after killing him. Unferth argues that the success of this work's title character was due to luck. A villager steals a golden cup from a cave towards the end of this work. The title character  beheads the corpse of a figure who had been attacking Herot and decides to help King Hrothgar at its beginning. At the end of this work, Wiglaf helps the protagonist battle a dragon which ultimately kills the hero. For 10 points, name this epic poem about a hero who killed the monster Grendel.

SOLUTION: Literature

PROBLEM: Bloodstone, agate, and onyx are chalcedonic varieties of this mineral. Other color variations arise from substituting atoms for silicon; iron for citrine and amethysts, titanium for the rose variety. When cemented it makes sandstone and when fused, silica glass. For ten points, identify this mineral composed of crystalline silicon dioxide.

SOLUTION: Science

PROBLEM: According to his peoples' world view, this deity presided over the third of the five world ages. His name translates to "He who makes things sprout" from the Nahuatl, and in that role he was sometimes the father of the moon god, Tecciztecatl. In his kingdom he receives those killed by leprosy among other things and rules with his consort, Chalchiuhtlicue [chal-CHEE-yoot-le-cue]. Each year a large number of children were sacrificed to him by drowning, often near one of his idols, which depicted him wearing a mask with large round eyes and long fangs. FTP, name this Aztec rain deity.

SOLUTION:
Social Science