Q. Thermal death time is Time required to kill all cells at a given temperatureTemperature that kills all cells in a given timeTime and temperature needed to kill all cellsAll of the above Answer: Temperature that kills all cells in a given time

Q. Peptone water medium is an example for Synthetic mediumSemisynthetic mediumDifferential mediumNone of these Answer: Semisynthetic medium

Q. Lysol is a SterilentDisinfectantAntisepticAntifungal agent Answer: Disinfectant

Q. Which of the following is a neutral stain? Picric acidGmiemsaNeutral redMalachite green Answer: Neutral red

Q. The medium used in membrane filtertechnique was EMB agarEMR-Vp mediumLactose brothEndo agar Answer: EMR-Vp medium

Q. Which of the following are the routine diagnostic methods performed for the microbial examination of blood specimen collected from a patient with a high fever for more than 2 days? Direct microscopic examinationCulture mediaSerodiagnosisAntibiotic susceptibility testAll of the above ...

Q. Select all the major and clinically important spore-forming bacteria Bacillus anthracisAspergillus flavusLactobacillus acidophilusClostridium perfringensHaemophilus influenzae Answer: Bacillus anthracis and Clostridium perfringens

Q. All of the following statements are correct about the most common bacteriological media called sheep blood agar that is used in the microbiology laboratory, Except It consists of 5% of sheep bloodUsed for the culture of common fastidious bacteriaIt is used for the culture of hemolytic ...

Q. Which of the following culture media is used for the routine laboratory isolation of Salmonella and Shigella spp? Xylose lysine deoxycholate agarThiosulfate citrate bile salts agarMannitol salt agarBile esculin agar Answer: Xylose lysine deoxycholate agar

Q. Which of the following is the selective media used for the cultivation and isolation of Neisseria gonorrhoeae and N. meningitidis? Buffered charcoal- yeast extract agarThayer martin agarXylose lysine deoxycholate agarBile esculin agar Answer: Thayer martin agar