Biochemistry Quiz

Name the four types of carbohydrates and provide a brief description of each.

What is the primary function of carbohydrates in the body?

• a) Insulation

• b) Long-Term Storage

• c) Providing Energy

• d) Controlling Reactions

Name three common foods that are rich in carbohydrates.

• a) Oils, Salts, Cheese

• b) Fish, Eggs, Potatoes

• c) Bread, Rice, Potatoes

• d) Oils, Eggs, Cheese

What role do lipids play in the body, particularly in terms of insulation and storage?

• a) Controlling Reactions

• b) Providing Energy

• c) Insulation and Long-Term Storage

• d) Transmitting Genetic Info

What are the main elements that compose carbohydrates?

• a) Carbon and Hydrogen

• b) Calcium and Oxygen

• c) Nitrogen and Phosphorus

• d) Sodium and Chlorine

Give examples of foods that are good sources of lipids.

• a) Bread, Rice, Potatoes

• b) Fish, Eggs, Oils

• c) Cheese, Salts, Oils

• d) Fish, Eggs, Potatoes

What is the significance of macromolecules, and how are they formed?

• a) Formed by breaking down small molecules; Significance in controlling reactions

• b) Larger molecules formed by putting together smaller units; Significance in providing energy

• c) Formed by chemical reactions; Significance in insulation

• d) Smaller molecules formed by breaking down macromolecules; Significance in long-term storage

Define monosaccharides and provide examples.

• a) A complex sugar; Bread and Rice

• b) A single sugar unit; Glucose and Fructose

• c) Two sugar units; Sucrose and Lactose

• d) Amino acid; Fish and Eggs

Differentiate between RNA and DNA in terms of structure and function.

• a) RNA is double-stranded, and DNA is single-stranded; Both store genetic info

• b) RNA is single-stranded, DNA is double-stranded; RNA transmits, DNA stores genetic info

• c) Both RNA and DNA are double-stranded; RNA stores, DNA transmits genetic info

• d) Both RNA and DNA are single-stranded; Both store and transmit genetic info

What elements compose nucleic acids, and what is their primary function?

• a) Carbon, Hydrogen, Oxygen, Nitrogen, Phosphorus; Providing Energy

• b) Sodium, Chlorine, Sulfur; Long-Term Storage

• c) Carbon, Nitrogen, Sulfur; Transmitting Genetic Info

• d) Calcium, Oxygen, Hydrogen; Insulation