TEST BANK FOR MICROBIOLOGY AN INTRODUCTION, 13TH EDITION GERARD J. TORTORA, BERDELL R. FUNKE, CHRISTINE L. CASE.

Chapter 1 The Microbial World and You 1.1 Multiple-Choice Questions 1) Microorganisms are involved in each of the following processes EXCEPT A) infection. B) decomposition of organic material. C) O2 production. D) food production. E) smog production. Answer: E Section: 1.1 Bloom’s Taxonomy: Knowledge Learning Outcome: 1.1 Global Outcome: 5 2) Each of the following organisms would be considered a microbe EXCEPT A) yeast. B) protozoan. C) bacterium. D) mushroom. E) virus. Answer: D Section: 1.1 Bloom’s Taxonomy: Knowledge Learning Outcome: 1.3 3) The term used to describe a disease-causing microorganism is A) microbe. B) bacterium. C) virus. D) pathogen. E) infection. Answer: D Section: 1.1 Bloom’s Taxonomy: Knowledge Learning Outcome: 1.3 4) Common commercial benefits of microorganisms include synthesis of A) riboflavin. B) acetone. C) insulin. D) aspirin. E) riboflavin, acetone and insulin. Answer: E Section: 1.1 Bloom’s Taxonomy: Knowledge Learning Outcome: 1.1 5) Commercial utilization of microbial products has become increasingly popular due to their environmentally friendly nature. Production of these products which are readily degraded and, thus, non-toxic typically utilizes A) enzymes. B) organic acids. C) organic solvents. D) soap. E) alcohol. Answer: A Section: 1.4 Bloom’s Taxonomy: Application Learning Outcome: 1.1 6) The formal system for classifying and naming organisms was developed by A) Robert Koch. B) Ignaz Semmelweis. C) Aristotle. D) Carolus Linnaeus. E) Louis Pasteur. Answer: D Section: 1.2 Bloom’s Taxonomy: Knowledge Learning Outcome: 1.2 7) In the name Staphylococcus aureus, aureus is the A) genus. B) domain name. C) species. D) kingdom. E) family name. Answer: C Section: 1.2 Bloom’s Taxonomy: Comprehension Learning Outcome: 1.2 8) A prokaryotic cell may possess each of the following cellular components EXCEPT A) flagella. B) a nucleus. C) ribosomes. D) a cell wall. E) a cell membrane. Answer: B Section: 1.2 Bloom’s Taxonomy: Knowledge ASMcue Outcome: 2.1 Learning Outcome: 1.3 9) Which of the following is NOT associated with viruses? A) organelles B) nucleic acid C) envelope D) chemical reactions E) protein coat Answer: A Section: 1.2 Bloom’s Taxonomy: Comprehension Learning Outcome: 1.3 10) Figure 1.1 The bacterial shape of the cells in the scanning electron micrograph shown in Figure 1.1 would best be described as A) bacillus. B) spiral. C) coccus. D) ovoid. E) columnar. Answer: A Section: 1.2 Bloom’s Taxonomy: Comprehension ASMcue Outcome: 2.1 Learning Outcome: 1.3 11) Protozoan motility structures include A) cilia. B) flagella. C) pseudopods. D) cilia and pseudopods only. E) cilia, flagella, and pseudopods. Answer: E Section: 1.2 Bloom’s Taxonomy: Knowledge Learning Outcome: 1.3 12) Viruses are not considered living organisms because they A) cannot reproduce by themselves. B) are structurally very simple. C) can only be visualized using an electron microscope. D) are typically associated with disease. E) are ubiquitous in nature. Answer: A Section: 1.2 Bloom’s Taxonomy: Knowledge ASMcue Outcome: 4.4 Learning Outcome: 1.3 13) The infectious agent that causes AIDS is a A) virus. B) bacterium. C) yeast. D) protozoan. E) mold. Answer: A Section: 1.2 Bloom’s Taxonomy: Knowledge Learning Outcome: 1.3 14) Which of the following is NOT a domain in the three-domain system? A) animalia B) archaea C) bacteria D) eukarya Answer: A Section: 1.2 Bloom’s Taxonomy: Knowledge ASMcue Outcome: 1.5 Learning Outcome: 1.4 15) Classification of organisms into three domains is based on A) the presence of a cell wall. B) the number of cells in the organism. C) cellular organization. D) nutritional requirements. E) cellular proteins. Answer: C Section: 1.2 Bloom’s Taxonomy: Comprehension ASMcue Outcome: 1.5 Learning Outcome: 1.4 16) Archaea differ from bacteria in that archaea A) have diverse cell wall compositions. B) lack nuclei. C) use organic compounds for food. D) reproduce by binary fission. E) are prokaryotic. Answer: A Section: 1.2 Bloom’s Taxonomy: Comprehension ASMcue Outcome: 2.3 Learning Outcome: 1.3 17) Who is credited with first observing cells? A) Robert Hooke B) Anton van Leeuwenhoek C) Robert Koch D) Louis Pasteur E) Carolus Linnaeus Answer: A Section: 1.3 Bloom’s Taxonomy: Knowledge ASMcue Outcome: 2.1 Learning Outcome: 1.5 18) Who is credited with first observing microorganisms? A) Robert Hooke B) Anton van Leeuwenhoek C) Robert Koch D) Louis Pasteur E) Carolus Linnaeus Answer: B Section: 1.3 Bloom’s Taxonomy: Knowledge ASMcue Outcome: 2.1 Learning Outcome: 1.5 19) Biogenesis refers to the A) spontaneous generation of organisms from nonliving matter. B) development of life forms from preexisting life forms. C) development of aseptic technique. D) germ theory of disease. Answer: B Section: 1.3 Bloom’s Taxonomy: Knowledge Learning Outcome: 1.6 20) If you were setting up an experiment to disprove spontaneous generation in a liquid medium, which of the following would be essential to the experiment? A) supplying the liquid with nutrients B) starting with a liquid that contains microorganisms C) adding antibiotics to the liquid D) using a sterile liquid and eliminating exposure to microorganisms E) adding carbon dioxide to the liquid Answer: D Section: 1.3 Bloom’s Taxonomy: Comprehension Learning Outcome: 1.6 21) The arguments supporting spontaneous generation were finally disproved by A) Louis Pasteur. B) Francesco Redi. C) Rudolf Virchow. D) John Needham. E) Lazzaro Spallanzani. Answer: A Section: 1.3 Bloom’s Taxonomy: Knowledge Learning Outcome: 1.7 22) Regarding Louis Pasteur’s experiments with the S-neck flask, which of the following statements is TRUE? A) Air exchange was involved. B) A food source was provided. C) The possibility of contamination was removed. D) All preexisting microorganisms were killed. E) All of the answer choices are correct. Answer: E Section: 1.3 Bloom’s Taxonomy: Comprehension Learning Outcome: 1.7 23) The microbial process of converting sugars to alcohol is known as A) fermentation. B) pasteurization. C) tyndallization. D) lyophilization. E) alcoholism. Answer: A Section: 1.3 Bloom’s Taxonomy: Knowledge ASMcue Outcome: 3.1 Learning Outcome: 1.7 24) Proof that a microbe could cause disease was provided by A) Pasteur. B) Lister. C) Koch. D) Wasserman. E) Semmelweis. Answer: C Section: 1.3 Bloom’s Taxonomy: Knowledge ASMcue Outcome: 5.4 Learning Outcome: 1.9 25) The use of phenol (carbolic acid) as a wound disinfectant was first practiced by A) Lister. B) Semmelweis. C) Pasteur. D) Holmes. E) Koch. Answer: A