Aab Mt Microbiology (Questions And Answers From The Aab Per Q&a Book)

What term describes the morphology of organisms that vary in shape and size? {Ans: } PleomorphicCapsules are the basis of which test? {Ans: } SerotypingA mucoid colony on blood agar medium indicates that which of the following characteristics may be present? {Ans: } Organism has a capsule.What are dark staining granules called? {Ans: } MetachromaticWhich of the following organisms are non-motile? {Ans: } Shigella and KlebsiellaIn the bacterial growth cycle, growth ceases because nutrients are exhausted or toxic metabolic products have accumulated in which phase? {Ans: } Stationary phaseWhich of the following genera of bacteria form spores? {Ans: } Bacillus and ClostridiumWhat term is used to describe bacteria that grow in the absence of atmospheric oxygen and obtain oxygen from oxygen-containing compounds? {Ans: } AnaerobesWhat is the temperature at which bacteria grow best known as? {Ans: } OptimumOn blood agar plates a small zone of alpha hemolysis surrounded by a zone of beta hemolysis after refrigeration is known as what type of hemolysis? {Ans: } Alpha-prime hemolysisWhat is the most effective method of sterilization? {Ans: } AutoclavingWhich of the following is used for quality control for the dry heat oven? {Ans: } Bacillus subtilisMedia that cannot be heated can be