Microbiology Final Exam|290 QUESTIONS
AND CORRECT DETAILED ANSWERS
Why study microbiology - Answermicrobes have profound impact on our lives and
health
Most microorganisms are harmful - AnswerFalse
The leading cause of death resulting from infectious disease is - Answeracute
respiratory infection
Which of the following has been a major factor leading to emerging disease -
Answerall of the above
_________ has returned to the ranks of leading causes of death as a "re-emerging"
disease becuase of increasing drug resistance - AnswerTuberculosis
Which of the following is a disease caused by a new human pathogen - AnswerSARS
Which of the following has been used as a biological weapon - Answeranthrax and
smallpox
Who developed the first true vaccine - AnswerE. Jenner
Aseptic surgical practices were introduced by - AnswerJ lister
Who among the following first detected the existence of noncellular infectious agents,
which are now known as viruses - AnswerL. Pasteur
The use of microorganisms to clean up toxic spills known as - AnswerBioremediation
Which of the following first proposed that health care workers should wash their hands
before coming into contact with their patients - AnswerI. Semmelweis
The process for determining the etiologic agent of an infectious disease was developed
by___________, and used to identify the bacteria caused by anthrax - AnswerR.
Koch
Mycology is the study of - AnswerFungi
The study of the body's defenses against invading microbes is called -
Answerimmunology
,Which of the following cellular structures is not found in all organisms - AnswerCell
wall
Which of the following organisms are prokaryotes - AnswerBacteria
Which of the following infectious agents is not an organism - AnswerVirus
The genetic material of prokaryotes is - Answera single circular chromosome
Bacterial cell walls are composed of - Answerpeptidoglycan
Human tapeworms are best measured in - Answermeters
The genetic material of eukaryotes is found in the _________ of the cell -
Answernucleus
The organelle involved in both digestion and apoptosis is the - Answerlysosome
Which of the following is best described as an infectious protein - Answerprions
The primary function of the ________________ is production of the short-term energy
storage molecule ATP - Answermitcohondrion
The first antibiotic discovered kills bacteria but does not harm people. This is an
example of - Answerselective toxicity
Yeasts are members of the - AnswerMycetae
The scientific name of an organism is the - Answergenus and species
Which version of binomial nomenclature form is correct - AnswerEscherichia coli
The microscopes used in AC microbiology laboratory are__________________ -
Answercompound bright-field microscopes
In microbiology growth usually means - Answeran increase in the number of microbial
cells
Proteins that catalyze the reactions of metabolism are called - Answerenzymes
Organisms which obtain their carbon and energy from organic sources of carbon are
called - Answerchemoheterotrophs
, Dehydration synthesis reactions are a common type of _____________ reaction -
Answeranabolic
In Dr. Dolby's class organic means grown without the use of chemicals - AnswerFalse
An organism described as fastidous - Answerhas extensive nutrient requirements
All living things require nitrogen - AnswerTrue
Which of the following statements are true of anabolic metabolism - Answerit results
in the formation of biomolecules
Which of the following is a feature that eukaryotes have but prokaryotes lack -
Answernucleus
the agent that causes mad cow disease is a newly recognized type of agent of
infectious disease known as - Answerprions
Chemoautotroph - Answeruses inorganic chemicals to fuel its metabolism
Photautotroph - Answeruses inorganic sources of carbon and light energy
Facultative anaerobe - Answercan grow in the presence or absence of oxygen
Halophile - Answergrows best in high salt concentrations
Microaerophile - Answercan only grow in low oxygen conditions
Some archea of thermophiles, which means they thrive under _________________ -
Answerhigh temperature
A few prokaryotes are capable of fixing nitrogen which means they - Answerconvert
nitrogen gas to organic nitrogen
The first use of microbes as weapons in North america occured in 2001 when anthrax
was sent throughtthe mail to several polititiacans - AnswerFalse
Which of the listed taxonimic ranks is the larges, containing the greatest number of
different kinds of organisms - AnswerDomain
Which of the following is produced by the activity of microorganisms - AnswerAll
AND CORRECT DETAILED ANSWERS
Why study microbiology - Answermicrobes have profound impact on our lives and
health
Most microorganisms are harmful - AnswerFalse
The leading cause of death resulting from infectious disease is - Answeracute
respiratory infection
Which of the following has been a major factor leading to emerging disease -
Answerall of the above
_________ has returned to the ranks of leading causes of death as a "re-emerging"
disease becuase of increasing drug resistance - AnswerTuberculosis
Which of the following is a disease caused by a new human pathogen - AnswerSARS
Which of the following has been used as a biological weapon - Answeranthrax and
smallpox
Who developed the first true vaccine - AnswerE. Jenner
Aseptic surgical practices were introduced by - AnswerJ lister
Who among the following first detected the existence of noncellular infectious agents,
which are now known as viruses - AnswerL. Pasteur
The use of microorganisms to clean up toxic spills known as - AnswerBioremediation
Which of the following first proposed that health care workers should wash their hands
before coming into contact with their patients - AnswerI. Semmelweis
The process for determining the etiologic agent of an infectious disease was developed
by___________, and used to identify the bacteria caused by anthrax - AnswerR.
Koch
Mycology is the study of - AnswerFungi
The study of the body's defenses against invading microbes is called -
Answerimmunology
,Which of the following cellular structures is not found in all organisms - AnswerCell
wall
Which of the following organisms are prokaryotes - AnswerBacteria
Which of the following infectious agents is not an organism - AnswerVirus
The genetic material of prokaryotes is - Answera single circular chromosome
Bacterial cell walls are composed of - Answerpeptidoglycan
Human tapeworms are best measured in - Answermeters
The genetic material of eukaryotes is found in the _________ of the cell -
Answernucleus
The organelle involved in both digestion and apoptosis is the - Answerlysosome
Which of the following is best described as an infectious protein - Answerprions
The primary function of the ________________ is production of the short-term energy
storage molecule ATP - Answermitcohondrion
The first antibiotic discovered kills bacteria but does not harm people. This is an
example of - Answerselective toxicity
Yeasts are members of the - AnswerMycetae
The scientific name of an organism is the - Answergenus and species
Which version of binomial nomenclature form is correct - AnswerEscherichia coli
The microscopes used in AC microbiology laboratory are__________________ -
Answercompound bright-field microscopes
In microbiology growth usually means - Answeran increase in the number of microbial
cells
Proteins that catalyze the reactions of metabolism are called - Answerenzymes
Organisms which obtain their carbon and energy from organic sources of carbon are
called - Answerchemoheterotrophs
, Dehydration synthesis reactions are a common type of _____________ reaction -
Answeranabolic
In Dr. Dolby's class organic means grown without the use of chemicals - AnswerFalse
An organism described as fastidous - Answerhas extensive nutrient requirements
All living things require nitrogen - AnswerTrue
Which of the following statements are true of anabolic metabolism - Answerit results
in the formation of biomolecules
Which of the following is a feature that eukaryotes have but prokaryotes lack -
Answernucleus
the agent that causes mad cow disease is a newly recognized type of agent of
infectious disease known as - Answerprions
Chemoautotroph - Answeruses inorganic chemicals to fuel its metabolism
Photautotroph - Answeruses inorganic sources of carbon and light energy
Facultative anaerobe - Answercan grow in the presence or absence of oxygen
Halophile - Answergrows best in high salt concentrations
Microaerophile - Answercan only grow in low oxygen conditions
Some archea of thermophiles, which means they thrive under _________________ -
Answerhigh temperature
A few prokaryotes are capable of fixing nitrogen which means they - Answerconvert
nitrogen gas to organic nitrogen
The first use of microbes as weapons in North america occured in 2001 when anthrax
was sent throughtthe mail to several polititiacans - AnswerFalse
Which of the listed taxonimic ranks is the larges, containing the greatest number of
different kinds of organisms - AnswerDomain
Which of the following is produced by the activity of microorganisms - AnswerAll
