BIOS 242 Fundamentals of Microbiology with Lab Midterm Exam 1 (2021/2022) Answered Retake all correct answers.

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BIOS 242 Fundamentals of Microbiology with Lab Midterm Exam 1 1. Question : Antoni van Leeuwenhoek was the first person in history to Student Answer: use a magnifying glass. develop a taxonomic system... . view protozoa and bacteria. disprove spontaneous generation. prove the germ theory. Question 2 . Question : Microbes that can live in the presence or absence of oxygen are called Student Answer: anaerobes. facultative anaerobes. obligate parasites. archaea. prokaryotes. Question 3 . Question : Which of the following scientists provided evidence in favor of the concept of spontaneous generation? Student Answer: Pasteur Needham Redi Buchner Spallanzani Question 4 . Question : The microbial production of alcohol from sugar is known as Student Answer: fermentation. pasteurization. metabolism. abiogenesis. antisepsis. Question 5 . Question : Which of the following statements concerning Koch's postulates is false? Student Answer: Koch's postulates cannot be used to demonstrate the cause of all diseases. A suspected pathogen must be able to be grown in the laboratory. All of Koch's postulates must be satisfied before an organism can be proven to cause a particular disease. Koch's postulates involve the experimental infection of susceptible hosts. A suspected pathogen must be found in the majority of individuals with a particular disease. Question 6 . Question : The study of the body's defenses against pathogens is called Student Answer: etiology. immunology. chemotherapy. molecular biology. epidemiology. Question 7 . Question : Which of the following is NOT a characteristic of viruses? Student Answer: they are visible with a light microscope. they are acellular. they are composed of genetic material and protein. they are smaller than prokaryotic cells. they are obligatory parasites. Question 8 . Question : Saccharomyces cerevisiae is an example of which of the following types of microbes? Student Answer: fungus protozoan prokaryote alga virus Question 9 . Question : Proteins that promote chemical reactions in the cell are called Student Answer: spores. enzymes. genes. protozoa. flagella. Question 10 . Question : Which of the following scientists was the first to develop a taxonomic system for classifying organisms? Student Answer: Linnaeus Needham Leeuwenhoek Lister Pasteur Question 11 . Question : Robert Koch was involved in research on all of the following topics EXCEPT Student Answer: the cause of anthrax. the cause of fermentation. development of a method to prove the cause of an infectious disease. the cause of tuberculosis. techniques for isolating microbes in the laboratory. Question 12 . Question : Microorganisms characterized by the absence of a nucleus are called Student Answer: fungi. pathogens. eukaryotes. prokaryotes. viruses. Question 13 . Question : The term literally means [Show More]

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