Quiz
Bacteriology 2
Create a free account to finish this quiz
Save your progress and see your final score.
Already have an account? Sign in
Questions in this quiz (23)
1Which of the following describes an aerobe?
- Acannot grow without oxygen
- Bgrow under both aerobic and anaerobic conditions
- Conly grow in the absence of free oxygen
- Drequire oxygen in lower levels than present in atmosphere
- Erequire carbon dioxide for optimal growth
2Which of the following describes a facultative anaerobes?
- Acannot grow without oxygen
- Bonly grow in absence of free oxygen
- Crequire carbon dioxide for optimal growth
- Dgrow under both aerobic and anaerobic conditions
- Erequire oxygen in lower levels than present in the atmosphere
3Which of the following describes anaerobes?
- Arequire carbon dioxide for optimal growth
- Bgrow under both aerobic and anaerobic conditions
- Conly grow in absence of free oxygen
- Drequire oxygen in lower levels than present in atmosphere
- Ecannot grow without oxygen
4Which of the following describes microaerophiles?
- Aonly grow in absence of free oxygen
- Brequire carbon dioxide for optimal growth
- Ccannot grow without oxygen
- Drequire oxygen in lower levels than present in atmosphere
5Which of the following describes capnophiles?
- Acannot grow without oxygen
- Bonly grow in the absence of free oxygen
- Crequire carbon dioxide for optimal growth
- Drequire oxygen in lower levels than present in atmosphere
6Which of the following is a factor required for bacterial growth?
- Alight
- Btemperature
- Cnutrients
- DpH
- Eoxygen
7True/false: bacteria replicate by binary fusion
- ATrue
- BFalse
8True/false: generation time is the length of time required for a single bacterial cell to yield two daughter cells.
- ATrue
- BFalse
9Which of the following describes the lag phase of the bacterial growth curve?
- Acells multiply at maximum rate
- Bgrowth ceases and balances between slow multiplication and death rate
- Cincrease in cell size/active metabolism of cells but no division
- Dprogressive death of cells
10Which of the following is describes the exponential phase of the bacterial growth curve?
- Aincrease in cell size/active metabolism of cells but no division
- Bprogressive cell death
- Cgrowth ceases and balances between slow multiplication and death rate
- Dcells multiply at maximum rate
11Which of the following describes the maximal stationary phase of the bacterial growth curve?
- Acells multiply at maximum rate
- Bprogressive death of cells
- Cgrowth ceases and balances between slow multiplication and death rate
- Dincrease in cell size/active metabolism of cells but no division
12Which of the following describes the decline phase of the bacterial growth curve?
- Aincrease in cell size/active metabolism of cells but no division
- Bprogressive death of cells
- Ccells multiply at maximum rate
- Dgrowth ceases and balances between slow multiplication and death rate
13True/false: direct smear and counting chambers are the two main methods for counting bacteria
- ATrue
- BFalse
14True/false: a bacterial colony is an invisible mass of bacteria that originates from a single mother cell thus making the colony a clone of bacteria that are all genetically alike.
- ATrue
- BFalse
15True/false: classification of bacteria as evaluated by both genotypic, phylogenetic, and phenotypic properties
- ATrue
- BFalse
16Which of the following describes a symbiont relationship?
- Atwo organisms of different species in a relationship in which both benefit from it
- Borganisms of different species living together
- Crelationship between two species in which one obtains food or other benefits from the other without either harming or benefiting the latter
17Which of the following describes mutualism?
- Aorganisms of different species living together
- Brelation between two species in which one obtains food or other benefits from the other without either harming or benefiting the latter
- Ctwo organisms of different species in symbiotic relationship in which both benefit from it
18Which of the following describes commensalism?
- Arelation between two species in which one obtains food or other benefits from the other without either harming or benefiting the latter
- Borganisms of different species living together
- Ctwo organisms of different species in symbiotic relationship in which both benefit from it
19True/false: infection diseases represent complex interactions between host, environment, and pathogen.
- ATrue
- BFalse
20True/false: virulence is the relative capacity of a pathogen to benefit a host
- ATrue
- BFalse
21True/false: an infection always results in disease
- ATrue
- BFalse
22Which of the following is a characteristic of a pathogen?
- Aexpress genes that encode the factors causing disease
- Bevade or overcome normal host defenses
- Cfind an appropriate niche within a host
- Dcompete with normal microbiota to adhere to host tissues
23Which of the following is a characteristic of bacterial pathogenesis?
- Aacute systemic disease
- Bchronic disease
- Ctoxemia
- Dinflammation
- Elocal tissue damage
Information
- Description
- Exam 3 Microbiology Quiz on Bacteriology 2 , created by Gabrielle Reece on 06/11/2020.
- Author
- Gabrielle Reece
- Language
- English
- Views
- 5
- Tags
- Rating
- No ratings yet Rate this quiz