All of the following are polysaccharides EXCEPT:
Correct answer: D. Lactose
- A. Cellulose
- B. Glycogen
- C. Starch
- D. Lactose
Explanation
Lactose is a disaccharide, not a polysaccharide. It consists of glucose and galactose and is commonly found in milk and dairy products.
This question appeared on the ETEA MDCAT 2010 paper, which you can sit online with every answer explained.
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About Carbohydrates
Carbohydrates are organic compounds classified as monosaccharides, disaccharides and polysaccharides according to their structure and hydrolysis products. The topic covers glycosidic bonds, glucose and fructose, sucrose, lactose and maltose, starch, glycogen and cellulose, along with their roles in energy storage, structural support and food tests.
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