OSX_Microbiology_TestBank_Chapter 8 complete latest test with correct answer

Chapter 8: Microbial Metabolism * = Correct answer Multiple Choice 1. Which of the following refers to the term metabolism? 2. Which of the following best describes an endergonic reaction? 3. Chemotrophs obtain their energy from which of the following? 4. Which of the following describes a molecule that had an electron removed? 5. Which of the following best describes the subcomponents of pyrophosphate? 6. Which molecule is often called the cell’s energy currency? 7. Which site on an enzyme is where substrates bind? 8. Which of the following are inorganic molecules that bind to enzymes? 9. Which of the following best describes catabolic pathways? 10. Which group comprises all lithotrophs? 11. Which is a common electron acceptor in catabolic reactions? 12. The reaction that breaks down ATP to form ADP and inorganic phosphate is classified as which of the following? 13. Which of the following is an inhibitor that binds to the active site of an enzyme? 14. Glycolysis produces a net gain of which of the following? 15. Which of the following is a pathway that breaks down glucose in some microbes? 16. Which of the following best describes a transition reaction? 17. Which of the following is not a product of the Krebs cycle? 18. The Krebs cycle begins with the addition of acetyl CoA to which of the following? 19. Which of the following is the step in which CO2 enters the light-independent reactions (Calvin cycle)? 20. Carotenoids are pigments that are which of the following colors? 21. Which of the following are enzymes that break down proteins? 22. Fatty acids are often degraded using which set of reactions? 23. Triglycerides are broken down by which of the following? 24. During the Krebs cycle, FAD is reduced to which of the following? 25. Which of the following is the purpose of fermentation? 26. ATP is produced through oxidative phosphorylation when which of the following occurs? 27. Each pyruvate molecule contains how many carbon atoms? 28. When is the pentose phosphate pathway favored over other pathways to break down glucose? 29. Which of the following occurs when molecules are broken down using β-oxidation? 30. Which of the following best defines chemiosmosis? ...................................CONTINUED..................................