Quiz: Carbohydrates & Proteins

The structure of sucrose is shown below. What type of carbohydrate is sucrose?

• Oligosaccharide
• Monosaccharide
• Disaccharide
• Polysaccharide

What is the primary function of carbohydrates in living organisms?

• Store genetic information
• Provide quick energy
• Serve as enzymes
• Build cell membranes

Monosaccharides are the building blocks of carbohydrates.

• True
• False

Name the chemical elements found in carbohydrates.

Tags

NGSS.HS-LS1-6

Proteins are made of smaller units called:

• amino acids
• fatty acids
• nucleotides
• monosaccharides

Tags

NGSS.HS-LS1-6

Which of the following is NOT a function of proteins?

• Catalyzing reactions as enzymes
• Providing insulation for the body
• Transporting molecules across membranes
• Supporting cellular structure

What happens to a protein during denaturation?

• Its amino acids change into carbohydrates.
• It becomes stronger and more stable.
• It forms new peptide bonds.
• It loses its shape and can no longer function properly.

This reaction occurs during digestion as large molecules are broken down.

• hydrolysis
• dehydration
• combustion
• neutralization

Tags

NGSS.MS-LS1-7

NGSS.MS-PS1-5

Which biomolecule is found in pasta and bread?

• Lipids
• Nucleic Acids
• Carbohydrates
• Proteins

The diagram shown is of a biomolecule. Biomolecules can be identified by their components and structure. What information provided by the diagram indicates that his biomolecule is a protein?

• The shape of the molecule

• The amount of carbon present

• The presence of amine, carboxyl, and side chain groups

• The glycosidic bonds