Definition: Given a scientific passage and an answer, generate a question for the given answer.
Input: Passage: A drumlin is a long, low hill of sediments deposited by a glacier. Drumlins often occur in groups called drumlin fields. The narrow end of each drumlin points in the direction the glacier was moving when it dropped the sediments. Answer: a drumlin
Output:
What is the name of a long and low hill of sediments which have been deposited by a glacier?