Question

Which of the following polysaccharides is a polymer of α-glucose?
1. Starch
2. Cellulose
3. Glycogen
4. Lactose

Answer 1

Correct Answer - Option 1 : Starch

The correct answer is Starch.

• Polysaccharides contain a large number of monosaccharide units joined together by glycosidic linkages. 
• These are the most commonly encountered carbohydrates in nature. 
• They mainly act as the food storage or structural materials.
• Starch is the main storage polysaccharide of plants and is the most important dietary source for human beings. 
• High content of starch is found in cereals, roots, tubers and some vegetables.
• It is a polymer of α-glucose and consists of two components— Amylose and Amylopectin.