Definition: Given a scientific passage and an answer, generate a question for the given answer.
Input: Passage: All of the land drained by a river system is called its basin, or watershed. One river system's basin is separated from another river system's basin by a divide. The divide is created by the highest points between the two river basins. Precipitation that falls within a river basin always flows toward that river. Precipitation that falls on the other side of the divide flows toward a different river. Answer: watershed
Output:
All of the land drained by a river system is called its basin, or what "wet" term?