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Worksheetsmicrobiology
Total questions: 21
Worksheet time: 11mins
Which of the following is a part of cell envelope
Ribosome
Capsule
Gram positive and gram negative organisms are different from each other with respect to
Cell envelope
cytoplasm
Which of the following is bacterial appendage
pili
Hair
what is shape of streptococcus
spiral
spherical
Shape of helicobacter pylori
Bacilli
Spiral
Bacilli are
Rod shape
Round shape
What do you understand by aerobic respiration
Do not require oxygen for respiration
Require oxygen for respiration
Which of the following is true about obligate anerobes
killed by normal oygen in atmosphere
require oxygen for metabolism
What is the term used for organism that is infected
Host
Pathogen
What is true about opportunistic pathogen
causes in healthy host
cause disease in immunocompromised host
Name the toxin which is part of bacteria
Endotoxin
Exotoxin
What do you understand by the binary fission
Increase in number of bacteria by multiplication
decraese in size of bacteria
Which phase refers to maturation of individual bacteria without division
log phase
lag phase
What is the term used for the phase in which bacteria die and do not divide
log phase
death phase
Optimum pH for bacterial growth is
6.5 to 7
6.9 to 9
Bacteria are mostly
Thermophiles
Mesophiles
Name the bacterial staining method in which on dye is used
compound staining
simple staining
To identify mycobacterium, which stain is used
Romanowsky staining
Ziehl nielsen stain
Crystal violet during gram staining of bacteria is retained in
gram positive
gram negative
Ziehl nielsen stain is an example of
gram staining
Acid fast staining
Management of bacterial infection includes
Antibiotics
Antiviral
