Microbiology

Microbiology Study Guide

1.4 Chapter One Practice Exam 1. Which of the following bacterium is commonly found on skin? a. Staphylococcus aurens b. Acetobacter aceti c. Actinobacillus lignieresii d. Mycoplasma cynos 2. Who propounded the theory of pasteurization, under which the unwanted microbes are killed from a liquid when heated to a specific temperature? a. Agostino Bassi de Lodi b. Louis Pasteur c. Ignaz Semmelweis d. Joseph Lister 3. Which of the following organisms is not a type of eukaryotic organism? a. Fungus b. Bacteria 4. Who introduced antiseptics in surgery through the use of carbolic acid to clean and kill bacteria on surgical instruments, wounds, and dressings? a. Joseph Lister b. Louis Pasteur c. John Tyndall d. Lazzaro Spallanzani 5. Which of the following statements is false in regard to the assumptions made in the publication “Koch Postulates” propounded by Robert Koch? a. The pathogen must be present in every case of the disease b. The pathogen must be isolated and cultured in vitro c. The disease must be reproduced when a pure culture of the pathogen is inoculated into a susceptible host d. The pathogen must not be recoverable from the experimentally-infected host Helminths c. Protistans d.

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