Microbiology 2460 Exam 2 Questions With Complete
Solutions
__ ___ are included within the study of microbiology because
they are often identified by looking for microscopic __ and __
Correct Answers helminth parasites/ eggs and larvae
___ ____ _____ are photogenically the most ancient forms of
life, being the closest to the last universal common ancestor
Correct Answers deeply branching bacteria
___ are a diverse group of photosynthetic eukaryotic protists
Correct Answers algae
___ are a diverse, ___ group of eukaryotic organisms Correct
Answers protists/polyphyletic
___ are a symbiotic association between a fungus and an algae
or a cyanobacterium Correct Answers lichens
___ are acellular and consists of a nucleic acid, DNA, or RNA,
but not both, surrounded by a protein ___. Correct Answers
virions/capsid
___ are common intestinal parasites often transmitted through
undercooked food, although they are also found in other
environments Correct Answers nematodes
___ are slow growing and can live for centuries in a variety of
habitats Correct Answers lichens
,___ bacteria perform anoxygenic photosynthesis, using sulfur
compounds as donors of electrons, whereas ____ bacteria use
organic compounds as donors of electrons Correct Answers
sulfur/nonsulfur
___ can be unicellular or multicellular; some like yeast and
fungul spores are microscopic, whereas some are large Correct
Answers fungi
___ may be unicellular or multicellular Correct Answers algae
___ may be unicellular or multicellular. Correct Answers
protists
____ ___ causes atypical pneumonia Correct Answers
M.pneumonia
____ are environmentally important, helping create ___,
providing food, and acting as indicators of are pollution Correct
Answers lichens/soil
____ are generally ultramicroscopic, typically from 20 nm to
900 nm in length Correct Answers viruses
____ are unicellular, prokaryotic microorganisms that differ
from bacteria in their genetics, biochemistry, and ecology
Correct Answers Archea
_____ ____ ____ are a very large and diverse group
microorganisms. Correct Answers gram positive bacteria
, _____ are aquatic bacteria that reproduce by budding; they may
form large colonies, and develop a holdfast. Correct Answers
Phototrophic
_____ are motile, spiral bacteria with a long, narrow body; they
are difficult or impossible to culture Correct Answers
Spirochetes
_____ are oxygen-producing bacteria thought to have played a
critical role in the forming of the earth's atmosphere. Correct
Answers cyanobacteria
_____ make up a small group to reduce sulfate or elemental
sulfur Correct Answers deltaproteobactiera
______ are _____ Correct Answers
Bethaproteobacteria/eutrophs
______ are _____. Correct Answers
Alphaproteobacteria/oligotrophs
______ make up the smallest group of proteobactiera Correct
Answers epsilonproteobacteria
_______ is a phylum of gram-negative bacteria discovered by
Carl Woese in the 1980s bases on nucleotide sequence
homology. Correct Answers Proteobacteria
____________ are the largest and the most diverse group of
proteobacteria and some are ____ Correct Answers
gammaproteobacteria/enteric
Solutions
__ ___ are included within the study of microbiology because
they are often identified by looking for microscopic __ and __
Correct Answers helminth parasites/ eggs and larvae
___ ____ _____ are photogenically the most ancient forms of
life, being the closest to the last universal common ancestor
Correct Answers deeply branching bacteria
___ are a diverse group of photosynthetic eukaryotic protists
Correct Answers algae
___ are a diverse, ___ group of eukaryotic organisms Correct
Answers protists/polyphyletic
___ are a symbiotic association between a fungus and an algae
or a cyanobacterium Correct Answers lichens
___ are acellular and consists of a nucleic acid, DNA, or RNA,
but not both, surrounded by a protein ___. Correct Answers
virions/capsid
___ are common intestinal parasites often transmitted through
undercooked food, although they are also found in other
environments Correct Answers nematodes
___ are slow growing and can live for centuries in a variety of
habitats Correct Answers lichens
,___ bacteria perform anoxygenic photosynthesis, using sulfur
compounds as donors of electrons, whereas ____ bacteria use
organic compounds as donors of electrons Correct Answers
sulfur/nonsulfur
___ can be unicellular or multicellular; some like yeast and
fungul spores are microscopic, whereas some are large Correct
Answers fungi
___ may be unicellular or multicellular Correct Answers algae
___ may be unicellular or multicellular. Correct Answers
protists
____ ___ causes atypical pneumonia Correct Answers
M.pneumonia
____ are environmentally important, helping create ___,
providing food, and acting as indicators of are pollution Correct
Answers lichens/soil
____ are generally ultramicroscopic, typically from 20 nm to
900 nm in length Correct Answers viruses
____ are unicellular, prokaryotic microorganisms that differ
from bacteria in their genetics, biochemistry, and ecology
Correct Answers Archea
_____ ____ ____ are a very large and diverse group
microorganisms. Correct Answers gram positive bacteria
, _____ are aquatic bacteria that reproduce by budding; they may
form large colonies, and develop a holdfast. Correct Answers
Phototrophic
_____ are motile, spiral bacteria with a long, narrow body; they
are difficult or impossible to culture Correct Answers
Spirochetes
_____ are oxygen-producing bacteria thought to have played a
critical role in the forming of the earth's atmosphere. Correct
Answers cyanobacteria
_____ make up a small group to reduce sulfate or elemental
sulfur Correct Answers deltaproteobactiera
______ are _____ Correct Answers
Bethaproteobacteria/eutrophs
______ are _____. Correct Answers
Alphaproteobacteria/oligotrophs
______ make up the smallest group of proteobactiera Correct
Answers epsilonproteobacteria
_______ is a phylum of gram-negative bacteria discovered by
Carl Woese in the 1980s bases on nucleotide sequence
homology. Correct Answers Proteobacteria
____________ are the largest and the most diverse group of
proteobacteria and some are ____ Correct Answers
gammaproteobacteria/enteric
