Term 
        
        | Which of the following individuals is considered to be the “Father of Microbiology”? |  
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        Definition 
        
        A)	Anton van Leeuwenhoek B)	Louis Pasteur C)	Robert Koch D)	Rudolf Virchow |  
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        Term 
        
        | The microorganisms that usually live on or within a person are collectively referred to ashttp://www.flashcardmachine.com/my-flashcards/set.cgi?topic_id=2637489 |  
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        Definition 
        
        A)	germs. B)	indigenous microflora. C)	nonpathogens. D)	opportunistic pathogens. |  
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        Term 
        
        | Microorganisms that live on dead and decaying organic material are known as |  
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        Definition 
        
        A)	indigenous microflora. B)	parasites. C)	pathogens. D)	saprophytes. |  
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        Term 
        
        | The study of algae is called |  
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        Definition 
        
        A)	algaeology. B)	botany. C)	mycology. D)	phycology. |  
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        Term 
        
        | The field of parasitology involves the study of which of the following types of organisms? |  
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        Definition 
        
        A)	arthropods, bacteria, fungi, protozoa, and viruses B)	arthropods, helminths, and certain protozoa C)	bacteria, fungi, and protozoa D)	bacteria, fungi, and viruses |  
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        Term 
        
        | Rudolf Virchow is given credit for proposing which of the following theories? |  
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        Definition 
        
        A)	abiogenesis B)	biogenesis C)	germ theory of disease D)	spontaneous generation |  
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        Term 
        
        | Which of the following microorganisms are considered obligate intracellular pathogens? |  
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        Definition 
        
        A)	chlamydias, rickettsias, Mycobacterium leprae, and Treponema pallidum B)	Mycobacterium leprae and Treponema pallidum C)	Mycobacterium tuberculosis and viruses D)	rickettsias, chlamydias, and viruses |  
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        Term 
        
        | Which one of the following statements is true? |  
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        Definition 
        
        A)	Koch developed a rabies vaccine. B)	Microorganisms are ubiquitous. C)	Most microorganisms are harmful to humans. D)	Pasteur conducted experiments that proved the theory of abiogenesis. |  
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        Term 
        
        | Which of the following are even smaller than viruses? |  
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        Definition 
        
        A)	chlamydias B)	prions and viroids C)	rickettsias D)	cyanobacteria |  
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        Term 
        
        | Which of the following individuals introduced the terms “aerobes” and “anaerobes”? |  
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        Definition 
        
        A)	Anton van Leeuwenhoek B)	Louis Pasteur C)	Robert Koch D)	Rudolf Virchow |  
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        Term 
        
        | Developed vaccines for anthrax and rabies. |  
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        Definition 
        
        a. Anton van Leeuwenhoek b. Robert Koch c. Louis Pasteur d. Rudolf Virchow e. Alexandre Emil Jean Yersin |  
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        Term 
        
        | Proposed the theory of biogenesis. |  
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        Definition 
        
        a. Anton van Leeuwenhoek b. Robert Koch c. Louis Pasteur d. Rudolf Virchow e. Alexandre Emil Jean Yersin |  
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        Term 
        
        | Discovered the etiologic agent of plague. |  
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        Definition 
        
        a. Anton van Leeuwenhoek b. Robert Koch c. Louis Pasteur d. Rudolf Virchow e. Alexandre Emil Jean Yersin |  
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        Term 
        
        | The first person to observe live bacteria and protozoa |  
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        Definition 
        
        a. Anton van Leeuwenhoek b. Robert Koch c. Louis Pasteur d. Rudolf Virchow e. Alexandre Emil Jean Yersin |  
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        Term 
        
        | Developed an experimental procedure that could be used to prove that a specific microorganism is the cause of a specific infectious disease. |  
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        Definition 
        
        a. Anton van Leeuwenhoek b. Robert Koch c. Louis Pasteur d. Rudolf Virchow e. Alexandre Emil Jean Yersin |  
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        Term 
        
        | Organisms that live on dead or decaying organic matter. |  
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        Definition 
        
        a. pathogens b. nonpathogens c. opportunistic pathogens d. indigenous microflora e. saprophytes |  
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        Term 
        
        | Microorganisms that do not cause disease. |  
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        Definition 
        
        a. pathogens b. nonpathogens c. opportunistic pathogens d. indigenous microflora e. saprophytes |  
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        Term 
        
        | Microorganisms that usually do not cause disease, but can cause disease under certain circumstances. |  
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        Definition 
        
        a. pathogens b. nonpathogens c. opportunistic pathogens d. indigenous microflora e. saprophytes |  
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        Term 
        
        | The microorganisms that live on us and in us. |  
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        Definition 
        
        a. pathogens b. nonpathogens c. opportunistic pathogens d. indigenous microflora e. saprophytes |  
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        Term 
        
        | The most common causes of infectious diseases or microbial intoxications |  
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        Definition 
        
        a. pathogens b. nonpathogens c. opportunistic pathogens d. indigenous microflora e. saprophytes |  
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        Term 
        
        | All infectious diseases are caused by pathogens. |  
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        Definition 
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        Term 
        
        | Pathogens greatly outnumber nonpathogens. |  
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        Definition 
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        Term 
        
        | Using microorganisms to clean up the environment is known as bioremediation. |  
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        Definition 
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        Term 
        
        | Microorganisms are essential in the field of genetic engineering. |  
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        Definition 
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        Term 
        
        | Microorganisms probably appeared on earth about 3.5 million years ago. |  
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        Definition 
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        Term 
        
        | Anton van Leeuwenhoek's experiments helped to prove that microorganisms cause disease. |  
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        Definition 
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        Term 
        
        | Louis Pasteur and Robert Koch made significant contributions to the “Germ Theory of Disease.” |  
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        Definition 
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        Term 
        
        | Pasteurization is a process that kills all microorganisms present in the liquid being pasteurized. |  
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        Definition 
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        Term 
        
        | Microorganisms contribute more oxygen to our atmosphere than plants do. |  
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        Definition 
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        Term 
        
        | Infectious diseases that are transmitted from animals to humans are known as zoonoses. |  
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        Definition 
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        Term 
        
        | This German scientist proposed the theory of biogenesis—that life can arise only from preexisting life. |  
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        Definition 
        
        a. Robert Koch b. Louis Pasteur c. Rudolf Virchow d. Antony van Leeuwenhoek |  
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        Term 
        
        | This Dutchman built single lens microscopes as a hobby and is believed to be the first person to see live bacteria and protozoa. |  
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        Definition 
        
        a. Robert Koch b. Louis Pasteur c. Rudolf Virchow d. Antony van Leeuwenhoek |  
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        Term 
        
        | This French scientist discovered that microorganisms are responsible for fermentations, contributed to disproving abiogenesis, and contributed to what is known as “the germ theory of disease.” |  
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        Definition 
        
        a. Robert Koch b. Louis Pasteur c. Rudolf Virchow d. Antony van Leeuwenhoek |  
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        Term 
        
        | This French scientist discovered that microorganisms are responsible for fermentations, contributed to disproving abiogenesis, and contributed to what is known as “the germ theory of disease.” |  
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        Definition 
        
        a. Robert Koch b. Louis Pasteur c. Rudolf Virchow d. Antony van Leeuwenhoek |  
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