Q. Which of the following is a direct measurement of growth?

View solution

Q. Which of the following method is used for enumeration of bacteria in vaccines and cultures?

View solution

Q. Colony-forming units per ml is the unit of _____________

View solution

Q. Isolation of pure culture refers to ___________

View solution

Q. Enrichment media allows the growth of a large number of varied bacterial species.

View solution

Q. Which of the following is not a physical method for selection of pure culture?

View solution

Q. In physical method of selection, endospore-forming bacteria can be obtained by heating the mixed culture to _____________

View solution

Q. Vibrio cholerae can grow in a medium with a pH of _______

View solution

Q. Disease-producing species occurring in a mixed culture can be selected by taking advantage of _________

View solution

Q. Treponema sp. can be selected by taking advantage of ____________

View solution

Q. A large cluster of colonies are obtained in streak plate method.

View solution

Q. Roll-tube technique is used to isolate ___________

View solution

Q. In pour-plate method,the medium should be maintained at what temperature?

View solution

Q. Which of the following method can be used to determine the number of bacteria quantitatively?

View solution

Q. Dilution of the mixed culture is a common step in all the three methods: the streak-plate,the spread-plate and the pour-plate technique.

View solution

Q. Which of the following are not performed in lyophilization?

View solution

Q. Which of the following is a function of cryoprotective agents?

View solution

Q. What is the temperature of liquid nitrogen?

View solution

Q. Nichrome loop wire is used in which of the following techniques?

View solution

Q. Which device is used to pick a single bacterial cell from a mixed culture?

View solution