Detailed Instructions: Given a scientific passage and an answer, generate a question for the given answer.
Q: Passage: An example of a disaccharide is sucrose (table sugar), which consists of the monosaccharides glucose and fructose ( Figure below ). Other common disaccharides include lactose ("milk sugar") and maltose. Monosaccharides and disaccharides are also called simple sugars . They provide the major source of energy to living cells. Answer: simple sugars
A:
What are monosaccharides and disaccharides also called?