This quiz works best with JavaScript enabled. Home > Biochemistry > Biochemistry – Quiz 6 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Biochemistry Quiz 6 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. C6H12O6 is the molecular formula for what carbohydrate? A) Sucrose. B) Glucose. C) Fructose. D) Both glucose and fructose. Show Answer Correct Answer: D) Both glucose and fructose. 2. Dinitrogenase is a ..... protein. A) Pentameric. B) Octameric. C) Tetrameric. D) Dimeric. Show Answer Correct Answer: C) Tetrameric. 3. Cellulose is a type of ..... A) Carbohydrate. B) Nucleic acid. C) Lipid. D) Protein. Show Answer Correct Answer: A) Carbohydrate. 4. Denaturation breaks all of the following bonds except A) Hydrogen bonds. B) Covalent disulfide bonds. C) Ionicbonds. D) Peptide bond. Show Answer Correct Answer: D) Peptide bond. 5. Michael Faraday A) The one who invented the structure of benzene ring. B) Discovered the hydrocarbons. C) Discovered the different structures. D) None of above. Show Answer Correct Answer: A) The one who invented the structure of benzene ring. 6. Which level of organization is listed correctly from simple to complex? A) Organelle, organ, organ system, tissue, cell. B) Organism, organ system, organ, tissue, cell. C) Cell, tissue, organ, organ system, organism. D) Cell, tissue, organ system, organ, organelle. Show Answer Correct Answer: C) Cell, tissue, organ, organ system, organism. 7. Made up of one or more of the same type of atom A) Atom. B) Element. C) Molecule. D) Compound. Show Answer Correct Answer: B) Element. 8. What is Cellular Respiration? A) The process where cells turn sugar into energy. B) The way the cells in the human lungs help humans breathe. C) How cells die. D) None of above. Show Answer Correct Answer: A) The process where cells turn sugar into energy. 9. In an experiment, a student mixed a substrate and an enzyme at varying pH levels and then measured the amount of product produced. Which of the following questions can best be answered from this investigation? A) How do enzymes and substrates interact?. B) Are enzyme catalyzed reactions reversible?. C) A. What is the optimum pH of the enzyme being tested?. D) How does temperature impact enzyme function?. Show Answer Correct Answer: C) A. What is the optimum pH of the enzyme being tested?. 10. ..... act as catalysts to speed up chemical reactions within cells. A) Lipids. B) Carbohydrates. C) Enzymes. D) DNA. Show Answer Correct Answer: C) Enzymes. 11. An example of a nucleic acid would be ..... A) Fructose. B) Wax. C) DNA. D) Steroid. Show Answer Correct Answer: C) DNA. 12. What are the building blocks of lipids? A) Glucose. B) Amino acids. C) Fatty acids and glycerol. D) Nucleic acids. Show Answer Correct Answer: C) Fatty acids and glycerol. 13. How many atoms can a Carbon atom potentially bind to? A) 1. B) 2. C) 3. D) 4. Show Answer Correct Answer: D) 4. 14. What is the name for the mechanism of enzyme activity? A) Lock and key. B) Jigsaw puzzle. C) Hammer and nail. D) Two hands pattern. Show Answer Correct Answer: A) Lock and key. 15. Which of these has dispersion forces? A) I2. B) NH3. C) OCl2. D) SH2. Show Answer Correct Answer: A) I2. 16. Lipids store what type of energy? A) Short Term. B) Immediate. C) Long Term. D) Endurance. Show Answer Correct Answer: C) Long Term. 17. How many calories per gram do carbohydrates provide? A) 4. B) 9. C) 20. D) 1. Show Answer Correct Answer: A) 4. 18. Biomolecules are essential to all living things. Which of the following biomolecules are composed of the elements C, H, O, and N A) Lipid. B) Carbohydrate. C) Protein. D) Nucleic acid. Show Answer Correct Answer: C) Protein. 19. A polysaccharide is a polymer of which of the following biomolecules? A) Carbohydrate. B) Lipid. C) Protein. D) Nucleic acid. Show Answer Correct Answer: A) Carbohydrate. 20. Which of the following is NOT a function of proteins? A) Build tissues such as bone and muscle. B) Store and transmit heredity. C) Control the rate of reactions and regulate cell processes. D) Help to fight disease. Show Answer Correct Answer: B) Store and transmit heredity. ← PreviousNext →Related QuizzesBiochemistry Quiz 1Biochemistry Quiz 2Biochemistry Quiz 3Biochemistry Quiz 4Biochemistry Quiz 5Biochemistry Quiz 7Biochemistry Quiz 8Biochemistry Quiz 9Biochemistry Quiz 10Biochemistry Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books