Biomolecules Mastery Quiz

Which of the following is the main source of energy for living organisms?

• Proteins

• Lipids

• Carbohydrates

• Nucleic Acids

What is the primary function of lipids in living organisms?

• Store and transmit genetic information

• Speed up chemical reactions

• Provide insulation and store energy

• Provide structural support

Which of the following is a characteristic of proteins?

• They are made of nucleotides

• They are the main source of energy for cells

• They act as catalysts in biochemical reactions

• They store genetic information

Nucleic acids include:

• Glucose and fructose

• DNA and RNA

• Amino acids

• Fatty acids

Which of the following is NOT a macromolecule?

• Carbohydrates

• Lipids

• Proteins

• Water

What is the monomer of proteins?

• Nucleotides

• Monosaccharides

• Amino acids

• Glycerol

Which type of lipid is most important in biological membranes?

• Steroids

• Phospholipids

• Triglycerides

• Waxes

What is the process called when monomers are joined together to form polymers?

• Hydrolysis

• Dehydration synthesis

• Photosynthesis

• Cellular respiration

Which of the following is a polysaccharide?

• Glucose

• Fructose

• Cellulose

• Ribose

What is the role of nucleic acids in cells?

• Provide energy

• Store and transmit genetic information

• Act as structural components

• Serve as enzymes