Biochemical Molecules Quiz

What are the two types of biochemical molecules in the human body?

• Lipids and nucleic acids

• Proteins and carbohydrates

• Acids and bases

• Organic and inorganic molecules

Which of the following is an example of an inorganic molecule?

• Protein

• Glucose

• Carbon dioxide

• Fatty acid

What is the chemical formula for water?

• O2

• CO2

• H2O2

• H2O

What property of water allows it to be an effective solvent?

• High boiling point

• Polarity

• Low density

• High viscosity

Which ion is crucial for maintaining pH balance in living systems?

• Calcium ion

• Potassium ion

• Hydrogen ion

• Sodium ion

What type of bond is formed between two amino acids?

• Ionic bond

• Peptide bond

• Hydrogen bond

• Covalent bond

Which of the following is a function of carbohydrates?

• Muscle contraction

• Energy storage

• Hormone regulation

• Oxygen transport

What is the primary function of lipids?

• Enzyme activity

• Energy storage

• Transport of oxygen

• Structural support

Which of the following is a characteristic of saturated fatty acids?

• Found in plant oils

• Solid at room temperature

• Liquid at room temperature

• Contain double bonds

What is the main role of proteins in the body?

• Storage of genetic information

• Transport of water

• Structural components

• Energy source