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E. If microbes lipolytic properties they do not grow on an medium
142.
For inoculation of microbes according to Drigalsky’s method we can use:
A. Bacteriological loop
B. *Spatula
C. Bacteriological needle
D. Jar
E. All answers are correct
143.
For the selection of pure cultures the proper methods are used. Choose one of inoculation
technique:
A. Fortner’s method
B. *Drigalsky’s method
C. Membrane filters’ method
D. Gins’s method
E. Leffler’s method
144.
For verifying the peptolytic properties of bacteria what substances are examined in nutrient
medium?
A. carbon acid and water
B. glucose and lactose
C. carbon acid and nitrogen
D. mannitol and methanol
E. *indole and hydrogen sulphide
145.
From patient with gas anaerobic infection it is necessary to select the culture of causative
agents. What medium can be chosen?
A. Leffler’s medium
B. *Kitt-Tarozzi’s medium
C. Petrov’s medium
D. Makkoy-Chepin’s medium
E. Petranyani’s medium
146.
From patient’s blood the culture Salmonella paratyphi A was isolated. What cultural
properties characterize this microbe?
A. *Formation of colorless or pinky colonies on Endo’s and Ploskirev’s nutrient media
B. Formation of red colonies with metallic hue on Endo’s medium
C. Formation of colorless colonies on Bismuth-sulfite agar
D. Formation of haemolysis on a blood agar
E. Formation of tender pellicle on alkaline peptone water
147.
From patient’s blood the culture Salmonella paratyphi B was isolated. What cultural
properties characterize this microbe?
A. *Formation of colorless or pinky colonies on Endo’s and Ploskirev’s nutrient media
B. Formation of red colonies with metallic hue on Endo’s medium
C. Formation of colorless colonies on Bismuth-sulfite agar
D. Formation of haemolysis on a blood agar
E. Formation of tender pellicle on alkaline peptone water
148.
From patient’s blood the culture Salmonella typhi was isolated. What cultural properties
characterize this microbe?
A. *Formation of colorless or pinky colonies on Endo’s and Ploskirev’s nutrient media
B. Formation of red colonies with metallic hue on Endo’s medium
C. Formation of colorless colonies on Bismuth-sulfite agar
D. Formation of haemolysis on a blood agar
E. Formation of tender pellicle on alkaline peptone water
149.
Growth of what microorganisms does not inhibit furasolidon, added into nutrient medium in
certain concentrations?
A. *Micrococci and Corynebacteria
B. E. coli and Bacillus spp.