Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

Input: Consider Input: Temperature and sky conditions are both used to describe weather.

Output: Which two observations are both used to describe weather?


Input: Consider Input: The newest, outer layers of secondary xylem are called sapwood.

Output: What are the newest, outer layers of secondary xylem called?


Input: Consider Input: Inherited behavior is genetically passed on from parents to offspring statement explains why ducklings follow their mother when swimming across a pond.


Output: Which statement explains why ducklings follow their mother when swimming across a pond?