WCJC Microbiology Doriski FINAL EXAM
More fungal parasites affect plants than animals - correct answer ✔True
Subcutaneous mycoses are the only communicable (contagious) types of
mycoses - correct answer ✔False
Dermatophytes cause which type of mycosis - correct answer ✔cutaneous
Thermal dimorphism is defined by which type of mycoses - correct answer
✔ability to change growth forms in response to temperature change
Which term is defined as an interrelationship between free-living organisms
that is beneficial to each but not necessary for survival of either - correct
answer ✔synergism
Prokaryotes are both structurally and metabolically more complex than
eukaryotes - correct answer ✔False
Which of the following describes a chemoautotroph? A microbe that uses -
correct answer ✔chemical bonds are the energy source and CO2 as carbon
source
The phase of the normal growth curve in which cell division equals cell death
is which - correct answer ✔stationary phase
Which of the following factors contributes to the death phase of the normal
growth curve - correct answer ✔nutrient deposit and metabolic waste build
up
, In the above formula 'n' represents which of the following - correct answer
✔number of generations passed during elapsed period of time
A culture medium consists of agar, peptone (protein digest), and beef heart
extract is - correct answer ✔complex medium
can use oxygen if present, switch to alternative pathway in its absence -
correct answer ✔facultative anearobe
which set of elements represents 96% of cellular composition - correct
answer ✔oxygen, nitrogen, sulfur, phosphorus, carbon, hydrogen (nitrogen
CHOPS)
Which of the following describes the role of carbon compounds in metabolism
- correct answer ✔carbon compounds are used as structural components
and may be used as a source of energy
Which of the following is incorrectly paired
lyophilization - preservation
refrigeration - microbiostasis
antiseptics - sterilization
sanitation - cleansing - correct answer ✔antiseptics - sterilization
applied to tissue / not applied to tissue
Boiling in H2O @ 1 atm (sea level, open system) achieves which level of
control - correct answer ✔disinfection
More fungal parasites affect plants than animals - correct answer ✔True
Subcutaneous mycoses are the only communicable (contagious) types of
mycoses - correct answer ✔False
Dermatophytes cause which type of mycosis - correct answer ✔cutaneous
Thermal dimorphism is defined by which type of mycoses - correct answer
✔ability to change growth forms in response to temperature change
Which term is defined as an interrelationship between free-living organisms
that is beneficial to each but not necessary for survival of either - correct
answer ✔synergism
Prokaryotes are both structurally and metabolically more complex than
eukaryotes - correct answer ✔False
Which of the following describes a chemoautotroph? A microbe that uses -
correct answer ✔chemical bonds are the energy source and CO2 as carbon
source
The phase of the normal growth curve in which cell division equals cell death
is which - correct answer ✔stationary phase
Which of the following factors contributes to the death phase of the normal
growth curve - correct answer ✔nutrient deposit and metabolic waste build
up
, In the above formula 'n' represents which of the following - correct answer
✔number of generations passed during elapsed period of time
A culture medium consists of agar, peptone (protein digest), and beef heart
extract is - correct answer ✔complex medium
can use oxygen if present, switch to alternative pathway in its absence -
correct answer ✔facultative anearobe
which set of elements represents 96% of cellular composition - correct
answer ✔oxygen, nitrogen, sulfur, phosphorus, carbon, hydrogen (nitrogen
CHOPS)
Which of the following describes the role of carbon compounds in metabolism
- correct answer ✔carbon compounds are used as structural components
and may be used as a source of energy
Which of the following is incorrectly paired
lyophilization - preservation
refrigeration - microbiostasis
antiseptics - sterilization
sanitation - cleansing - correct answer ✔antiseptics - sterilization
applied to tissue / not applied to tissue
Boiling in H2O @ 1 atm (sea level, open system) achieves which level of
control - correct answer ✔disinfection
