Question 1

Which of the following correctly matches the biological macromolecule with its basic subunit?

Accepted Answer

Nucleic acid – nucleotide

Question 2

Which process is responsible for joining monomers together to form polymers, and what is the byproduct of this reaction?

Accepted Answer

Dehydration synthesis; water is released

Question 3

Which of the following is NOT considered a true polymer?

Accepted Answer

Lipid

Question 4

A student is analyzing a molecule with the formula $C_{6}H_{12}O_{6}$. Which class of biological macromolecule does this molecule most likely belong to?

Accepted Answer

Carbohydrate

Question 5

Which type of bond forms between two amino acids during protein synthesis?

Accepted Answer

Peptide bond

Question 6

Which of the following statements about lipids is TRUE?

Accepted Answer

Lipids are important for energy storage and membrane structure

Question 7

Which macromolecule is responsible for storing and transmitting genetic information?

Accepted Answer

Nucleic acid

Question 8

Which of the following correctly describes the relationship between monomers and polymers?

Accepted Answer

Polymers are long chains of monomers joined by covalent bonds

Question 9

Which of the following is a function of proteins in living organisms?

Accepted Answer

Catalyzing biochemical reactions

Question 10

A scientist discovers a molecule composed of repeating units of glucose. Which macromolecule has the scientist most likely found?

Accepted Answer

Polysaccharide

Question 11

Which of the following is the correct order of increasing complexity for biological molecules?

Accepted Answer

Monomer → Polymer → Macromolecule

Question 12

Which of the following is the basic subunit of a protein?

Accepted Answer

Amino acid

Question 13

Which macromolecule is formed by the polymerization of nucleotides?

Accepted Answer

Nucleic acid

Question 14

Which of the following is NOT a function of carbohydrates in living organisms?

Accepted Answer

Catalyzing reactions

Question 15

Which of the following correctly pairs a macromolecule with its function?

Accepted Answer

Nucleic acid – transmits hereditary information

Question 16

Which of the following statements about biological macromolecules is FALSE?

Accepted Answer

Lipids are made of repeating monomer units

Question 17

Which of the following is a polymer made from monosaccharide subunits?

Accepted Answer

Polysaccharide

Question 18

Which of the following is the correct chemical formula for a simple sugar (monosaccharide) such as glucose?

Accepted Answer

$C_{6}H_{12}O_{6}$

Question 19

Which of the following best describes the structure of a nucleotide?

Accepted Answer

A phosphate group, a five-carbon sugar, and a nitrogenous base

Question 20

Which of the following is a correct example of a polymer and its corresponding monomer?

Accepted Answer

Starch – glucose

Biological Macromolecules: The Four Major Classes of Organic Molecules

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