Biomolecules: Types and Functions

Test your knowledge of the four primary types of biomolecules—carbohydrates, proteins, lipids, and nucleic acids—and their essential functions in living organisms.

15 Questions Published

Questions

Question 1 Multiple Choice (Single Answer)

Which of the following is NOT a primary biomolecule essential for life?

  1. Carbohydrates
  2. Proteins
  3. Lipids
  4. Minerals
Question 2 Multiple Choice (Single Answer)

What is the primary function of carbohydrates in living organisms?

  1. Energy storage
  2. Structural support
  3. Gene regulation
  4. Immune response
Question 3 Multiple Choice (Single Answer)

Which type of biomolecule is responsible for catalyzing biochemical reactions in cells?

  1. Carbohydrates
  2. Proteins
  3. Lipids
  4. Nucleic acids
Question 4 Multiple Choice (Single Answer)

What is the primary function of lipids in living organisms?

  1. Energy storage
  2. Structural support
  3. Hormone production
  4. Genetic information storage
Question 5 Multiple Choice (Single Answer)

Which biomolecule is responsible for storing and transmitting genetic information?

  1. Carbohydrates
  2. Proteins
  3. Lipids
  4. Nucleic acids
Question 6 Multiple Choice (Single Answer)

What is the primary function of amino acids in living organisms?

  1. Energy storage
  2. Structural support
  3. Gene regulation
  4. Protein synthesis
Question 7 Multiple Choice (Single Answer)

Which type of biomolecule is responsible for transporting oxygen in the bloodstream?

  1. Carbohydrates
  2. Proteins
  3. Lipids
  4. Nucleic acids
Question 8 Multiple Choice (Single Answer)

What is the primary function of enzymes in living organisms?

  1. Energy storage
  2. Structural support
  3. Gene regulation
  4. Catalyzing biochemical reactions
Question 9 Multiple Choice (Single Answer)

Which biomolecule is responsible for storing energy in the form of long-term fat reserves?

  1. Carbohydrates
  2. Proteins
  3. Lipids
  4. Nucleic acids
Question 10 Multiple Choice (Single Answer)

What is the primary function of nucleic acids in living organisms?

  1. Energy storage
  2. Structural support
  3. Gene regulation
  4. Protein synthesis
Question 11 Multiple Choice (Single Answer)

Which type of biomolecule is responsible for providing structural support to cells and tissues?

  1. Carbohydrates
  2. Proteins
  3. Lipids
  4. Nucleic acids
Question 12 Multiple Choice (Single Answer)

What is the primary function of carbohydrates in plants?

  1. Energy storage
  2. Structural support
  3. Gene regulation
  4. Photosynthesis
Question 13 Multiple Choice (Single Answer)

Which biomolecule is responsible for transmitting nerve impulses in the nervous system?

  1. Carbohydrates
  2. Proteins
  3. Lipids
  4. Nucleic acids
Question 14 Multiple Choice (Single Answer)

What is the primary function of lipids in cell membranes?

  1. Energy storage
  2. Structural support
  3. Gene regulation
  4. Protein synthesis
Question 15 Multiple Choice (Single Answer)

Which type of biomolecule is responsible for storing and releasing energy in muscles?

  1. Carbohydrates
  2. Proteins
  3. Lipids
  4. Nucleic acids