You will be given a definition of a task first, then some input of the task.
Given a scientific passage and an answer, generate a question for the given answer.

Passage: A monosaccharide is the simplest carbohydrate and cannot be hydrolyzed to produce a smaller carbohydrate molecule. Disaccharides contain two monosaccharide units, and polysaccharides contain many monosaccharide units. Answer: carbohydrate molecule
Output:
A monosaccharide is the simplest carbohydrate and cannot be hydrolyzed to produce a smaller what?