Cell Cultures and Characteristics Which of the following is used for the proper maintenance and preservation of pure cultures? All of these Preservation by overlaying cultures with mineral oil Preservation by lyophilization Periodic transfer to fresh media All of these Preservation by overlaying cultures with mineral oil Preservation by lyophilization Periodic transfer to fresh media ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics Mac-Conkey medium is an example of all of these transport medium differential medium enrichment medium all of these transport medium differential medium enrichment medium ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics A disease producing species occurring in a mixed culture can often be selected on the basis of its special nitrogen source special carbon source pathogenic properties none of these special nitrogen source special carbon source pathogenic properties none of these ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics To select cholera-causing bacterium, Vibrio cholerae, the pH of the medium is maintained at a pH of 6.79 8.90 3.5 8.5 6.79 8.90 3.5 8.5 ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics Which of the following techniques may be performed quantitatively to determine the number of bacteria of a particular type? Pour plate Streak plate technique Spread plate Both (a) and (b) Pour plate Streak plate technique Spread plate Both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Cell Cultures and Characteristics Which of the following hint(s) suggest/s that a given specimen is likely to contain anaerobic bacteria? Foul odour Presence of sulphur granules Gas in specimen All of these Foul odour Presence of sulphur granules Gas in specimen All of these ANSWER DOWNLOAD EXAMIANS APP
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