Title: Sumer.
Question: What did cultivation shift from to salt-tolerant barley during the Ur III phase?

Title: Biodiversity.
Question: What term describes all the species of plants in existence?

Title: Saint Helena.
Question: What was the island a source of for ships travelling from Asia to Europe?

Title: The Bronx.
Question:
What percent of the Bronx population has a high school diploma, as of 2000?