February 2025 BDS Biochem Quiz 03

What are the simplest carbohydrates that contain either an aldehyde or a ketone moiety called?

• Monosaccharides

• Oligosaccharides

• Polysaccharides

• Disaccharides

Which of the following is a disaccharide composed of glucose and fructose?

• Lactose

• Maltose

• Sucrose

• Galactose

What type of bond links monosaccharides to form disaccharides?

• Glycosidic bonds

• Peptide bonds

• Hydrogen bonds

• Ionic bonds

Which carbohydrate is the major form of stored carbohydrate in animals?

• Starch

• Cellulose

• Glycogen

• Fructose

What is the predominant monosaccharide found in polysaccharides?

• Galactose

• D-Glucose

• Fructose

• Ribose

Which of the following describes a homopolysaccharide?

• Contains only disaccharides

• Composed of multiple types of monosaccharides

• Composed of a single type of monosaccharide

• Contains no monosaccharide units

What is the structure of starch compared to glycogen?

• Composed of different monosaccharides

• Identical to glycogen

• Less branched than glycogen

• More branched than glycogen

Which of the following is a characteristic of polysaccharides?

• They consist of only one monosaccharide

• They are high molecular weight polymers

• They are always soluble in water

• They cannot form glycosidic bonds

What type of carbohydrate is lactose?

• Polysaccharide

• Monosaccharide

• Disaccharide

• Oligosaccharide

Which of the following carbohydrates is a polyhydroxyaldehyde?

• Glucose

• Ribulose

• Dihydroxyacetone

• Fructose