Biomolecules: Carbohydrates Quiz

Which of the following is the primary function of carbohydrates in the body?

• Build muscles

• Provide energy

• Repair tissues

• Store vitamins

Which of the following is an example of a simple carbohydrate?

• Rice

• Bread

• Glucose

• Beans

What is the monomer (basic unit) of carbohydrates?

• Amino acids

• Nucleotides

• Monosaccharides

• Fatty acids

Which of the following is a polysaccharide?

• Fructose

• Sucrose

• Starch

• Glucose

Which carbohydrate is stored in the liver and muscles as an energy reserve?

• Cellulose

• Glycogen

• Maltose

• Lactose

Which of these carbohydrates is found in the cell walls of plants?

• Starch

• Glycogen

• Cellulose

• Fructose

Which of the following is a disaccharide?

• Glucose

• Sucrose

• Starch

• Chitin

Which enzyme is responsible for breaking down lactose into glucose and galactose during digestion?

• Amylase

• Lactase

• Maltase

• Sucrase

Which carbohydrate is considered indigestible by humans but important for digestive health?

• Glycogen

• Fructose

• Cellulose

• Maltose

Which statement best describes the role of carbohydrates in cellular respiration?

• Carbohydrates provide nitrogen for DNA synthesis.

• Carbohydrates supply glucose, which is broken down to produce ATP.

• Carbohydrates break down fats for energy production.

• Carbohydrates prevent water loss in cells.