Carbohydrates Quiz

What is the standard ratio of atoms in carbohydrates?

• (CH₄)ₙ

• (CH₂O)ₙ

• (C₂H₄O)ₙ

• (C₆H₁₂O₆)ₙ

Which of the following is a pentose sugar?

• Glucose

• Ribose

• Fructose

• Sucrose

What is the main function of glucose in cells?

• Structural support

• Source of chemical energy

• DNA synthesis

• Protein synthesis

What type of linkage connects monosaccharides in polysaccharides?

• Peptide linkages

• Glycosidic linkages

• Hydrogen bonds

• Ionic bonds

Which of the following is a modified version of ribose missing an oxygen atom?

• α-glucose

• β-glucose

• Deoxyribose

• Fructose

What is one of the primary functions of carbohydrates in cells?

• Long-term energy storage

• Short-term energy storage

• Structural support

• Protein synthesis

Which type of glucose is used to form the long chains in starch?

• β-glucose

• α-glucose

• γ-glucose

• δ-glucose

What structure can starch molecules adopt?

• Helical (amylose) or branched (amylopectin)

• Linear (cellulose) or branched (glycogen)

• Circular (amylose) or linear (cellulose)

• Branched (glycogen) or helical (cellulose)

What is the principal component of plant cell walls?

• Glycogen

• Amylopectin

• Cellulose

• Amylose

What type of blood is compatible with all other blood types?

• A

• B

• O

• AB