UMKC MICROBIOLOGY EXAM 1
QUESTIONS AND ANSWERS GRADED A+
2026
Algae and protozoa are also referred to as ______ - ANS protists
viruses, viroids, prions - ANS are all nonliving
what are the two main types of electron microscopes? - ANS TEM and SEM
Lenses and specimen for an electron microscope must be in a _____ - ANS vacuum
can you observe living specimen under electron microscopes? - ANS no
transmission electron microscope - ANS An electron microscope used to study the internal
structure of thin sections of cells
scanning electron microscope - ANS An electron microscope used to study the fine details of
cell surfaces
@COPYRIGHT 2026/2027 ALL RIGHTS RESERVED
1
, a wet mound is good for ______ - ANS protozoa but not bacteria
do you need to heat fix a wet mound? - ANS yes
are basic dyes positive or negative? - ANS positive
which dyes can be used for negative staining? - ANS acidic
acid-fast stain - ANS a differential stain used to identify bacteria that are not decolorized by
acid-alcohol such as myobacterium (leprosy)
peritrichous - ANS flagella distributed over the entire cell
polar - ANS flagella on one end
diplococci - ANS neisseria gonorrhoeae
chains - ANS streptococcus
cubical packets - ANS sarcina
grape-like clusters - ANS staphylococcus
filamentous appendages - ANS composed of protein subunits that form a helical chain
@COPYRIGHT 2026/2027 ALL RIGHTS RESERVED
2
QUESTIONS AND ANSWERS GRADED A+
2026
Algae and protozoa are also referred to as ______ - ANS protists
viruses, viroids, prions - ANS are all nonliving
what are the two main types of electron microscopes? - ANS TEM and SEM
Lenses and specimen for an electron microscope must be in a _____ - ANS vacuum
can you observe living specimen under electron microscopes? - ANS no
transmission electron microscope - ANS An electron microscope used to study the internal
structure of thin sections of cells
scanning electron microscope - ANS An electron microscope used to study the fine details of
cell surfaces
@COPYRIGHT 2026/2027 ALL RIGHTS RESERVED
1
, a wet mound is good for ______ - ANS protozoa but not bacteria
do you need to heat fix a wet mound? - ANS yes
are basic dyes positive or negative? - ANS positive
which dyes can be used for negative staining? - ANS acidic
acid-fast stain - ANS a differential stain used to identify bacteria that are not decolorized by
acid-alcohol such as myobacterium (leprosy)
peritrichous - ANS flagella distributed over the entire cell
polar - ANS flagella on one end
diplococci - ANS neisseria gonorrhoeae
chains - ANS streptococcus
cubical packets - ANS sarcina
grape-like clusters - ANS staphylococcus
filamentous appendages - ANS composed of protein subunits that form a helical chain
@COPYRIGHT 2026/2027 ALL RIGHTS RESERVED
2