PATHOLOGY MCQ
INFECTION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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a disease causing microorganism
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a beneficial microorganism used to maintain certain body processes
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the smallest microorganism
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none of the above
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Detailed explanation-1: -The term “nonpathogenic” refers to organisms that do not afflict, hurt or kill another organism. Typically, the phrase is used to refer to germs. It denotes a bacterium’s ability to not make people sick. Most bacteria do not cause disease.
Detailed explanation-2: -Foodborne diseases caused by pathogenic bacteria can be, e.g., salmonellosis, listeriosis, campylobacteriosis and yersiniosis [3]. Organisms, which do not cause diseases are called non-pathogenic [2].
Detailed explanation-3: -The first group-the harmless, non-pathogenic microorganisms to man live mostly in the environment. They are called as saprophytic or autotrophic (yeasts, moulds and bacteria) and are very useful to the industries for the manufacturing of alcohol, lactic acid, butter, cheese, solvents of paints and antibiotics etc.