What word describes crudely written verse, often of a humorous nature?

Which large public university's main campus is in Austin, the capital of Texas? Which ruler had himself crowned the first tsar of all Russia in 1547? Gustav Vasa, who became Sweden's king in 1523, ended the Kalmar Union of Sweden with which two countries? Lara Dutta, a University of Mumbai graduate crowned Miss Universe in Cyprus in May 2000, represented which country? Which cruise company trades under the stock symbol CCL? Crunches are a shortened version of which abdominal exercise? Secret Service agent Clint Eastwood protects the president from assassin John Malkovich in which 1993 thriller? Which word means to make a loud, wailing screech like a yowling cat?