Disaccharides and Glycosidic Bonding Quiz

What is a disaccharide?

• A carbohydrate made of three monosaccharides

• A carbohydrate made of two monosaccharides

• A protein made of amino acids

• A lipid made of fatty acids

What type of reaction forms a disaccharide?

• Reduction reaction

• Condensation reaction

• Oxidation reaction

• Hydrolysis reaction

Which of the following is a disaccharide composed of two alpha-glucose molecules?

• Sucrose

• Fructose

• Lactose

• Maltose

What is the bond called that forms between two monosaccharides?

• Peptide bond

• Ionic bond

• Hydrogen bond

• Glycosidic bond

Which disaccharide is found in germinating seeds?

• Lactose

• Sucrose

• Cellulose

• Maltose

What is the main function of sucrose in plants?

• To store energy in seeds

• To provide structure to cell walls

• To transport sugars in the phloem

• To act as a pigment in leaves

Which monosaccharides form lactose?

• Alpha-glucose and fructose

• Alpha-glucose and galactose

• Fructose and galactose

• Beta-glucose and galactose

What is the process called that breaks down disaccharides into monosaccharides?

• Polymerization

• Hydrolysis

• Condensation

• Sublimation

What is released during a condensation reaction?

• Water

• Hydrogen

• Carbon dioxide

• Oxygen

Which disaccharide is commonly found in milk?

• Maltose

• Sucrose

• Lactose

• Cellulose