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WorksheetsProks vs Euks
Total questions: 60
Worksheet time: 30mins
A cell with no flagella is termed:
monotrichous
atrichous
peritrichous
lophotrichous
amphitrichous
A cell with two (bipolar) flagella is termed:
monotrichous
atrichous
peritrichous
lophotrichous
amphitrichous
A cell with one flagella is called:
monotrichous
atrichous
peritrichous
lophotrichous
amphitrichous
A cell with multiple flagella over its surface:
monotrichous
atrichous
peritrichous
lophotrichous
amphitrichous
A cell with a tuft of 2 or more flagella at one pole:
monotrichous
atrichous
peritrichous
lophotrichous
amphitrichous
All cells have a cell membrane.
True
False
All cells have a cell wall.
True
False
A bacterium in a hypotonic solution wants to transport glucose into the cell against its concentration gradient. What process will be used?
facilitated diffusion
aquaporins
group translocation
osmosis
Endospores contain a coating called __________ acid which protects them from lysis.
ammonium
nitrogen
dipicolinic
arsenic
Dipicolinic acid is a spore covering primarily composed of:
calcium
magnesium
fluorine
nitrogen
A eukaryotic cell has the following organelles:
nucleus
endoplasmic reticulum
mitochondria
ribosomes
nucleoid
The creator of the most widely used differential bacterial stain is:
Fleming
Ehrlich
Gram
Margulis
Spiral bacteria have ____________ for motility.
axial filaments
poxies
tails
flagella
Where are phospholipids most likely found in cells?
ribosomes
cell wall
cell membrane
around organelles
Most bacteria are pleiomorphic.
True
False
All microorganisms have DNA.
True
False
All microbes have DNA.
True
False
Which of the following organelles most resembles a prokaryotic cell?
nucleus
vacuole
mitochondria
golgi body
Small, hydrophobic molecules pass most easily through the cell membrane.
True
False
A prokaryotic cell has the following organelles:
mitochondria
ribosomes
cytoplasm
lysosome
cell wall
I am a eukaryote.
True
False
Bacteria with irregular morphology are called:
pleiomorphic
monomorphic
odomorphic
dimorphic
Spheroplasts and protoplasts have no cell membranes.
True
False
All of the following are energy reserves except:
metachromatic granules
magnetosomes
lipid inclusions
sulfur granules
Gram negative cells are more resistant to antibiotics because they have _________ which pump toxic substances out of the cell.
aquaporins
porins
facilitative channels
peripheral proteins
Capsules protect pathogenic bacteria from ____________, where host cells engulf and destroy microbes.
phagocytosis
endosymbiosis
diffusion
pinocytosis
If a polymer of peptidoglycan begins with NAG and contains five monomers, what is monomer number four?
NAG
NAM
Which of the following best describes what happens when a bacterial cell is placed in a hypertonic solution.
"ghost cell" formation
crenation
plasmolysis
no change
Which of the following is not a distinguishing characteristic of prokaryotes:
No membrane-bound nucleus
Cell walls have peptidoglycan
No membrane-bound organelles
DNA has histones
Metachromatic granules are used to store phosphate.
True
False
A bacteria running away from an antibiotic would be spinning its flagella:
clockwise
counter-clockwise
Bacterial cells do cellular respiration in the:
mesosome
cytoplasm
cell membrane
mitochondria
Animal cells do cellular respiration in the:
mitochondria
cytoplasm
cell membrane
cell wall
Which of the following is generally not true of prokaryotes?
Reproduce by binary fission
Semi-rigid cell wall
80s ribosomes
Move by means of flagella
Most bacterial cells live in _________________ conditions.
proprionic
hypotonic
isotonic
hypertonic
A bacteria tumbling towards glucose would be spinning its flagella:
clockwise
counter-clockwise
Endotoxins are found in:
Gram negative cells
Gram positive cells
Acid-Fast cells
All prokaryotes
Fimbriae and pili differ in that pili:
are used for attachment
are numerous
are composed of pilin
are used for motility and DNA transfer
A bacterium encounters a dry environment. What process will be used to move towards moisture?
Phototaxis
Hydrotaxis
Magnetotaxis
Thermotaxis
A bacterium encounters a dark environment. What process will be used to move back towards a light source?
Phototaxis
Hydrotaxis
Magnetotaxis
Thermotaxis
Water enters and exits cells through channels called:
reticuli
aquaporins
facilitation channels
chloroplasts
By which of the following mechanisms can a cell transport a substance from a lower to a higher concentration?
active transport
diffusion
osmosis
facilitative diffusion
A waxy lipid coats a bacterium and prevents Gram staining. What test should be performed next?
Gram stain
endospore stain
acid-fast stain
negative stain
During the Gram stain, if alcohol decolorizes the smear, the bacteria is:
Gram negative
Gram positive
The theory of endosymbiosis was posed by:
Margulis
Ehrlich
Gram
Hippocrates
Endosymbiosis states that:
One prokaryote engulfed another and created eukaryotes
One eukaryote engulfed another and created prokaryotes
Molecules of extrachromosomal DNA are also known as:
plasmids
plastids
lysossomes
nucleoid
One way in which an archaean would differ from a
bacterium is that the archaean would possess no:
DNA in its chromosome
RNA in its ribosomes
ribosomes in its cytoplasm
peptidoglycan in its cell walls
Some bacteria stain Gram positive and others stain Gram negative as a result of differences in the structure of their:
capsule
ribosomes
cell wall
cell membrane
Which one of the following is never found in prokaryotic cells?
flagella
ribosomes
capsule
cilia
In eukaryotic cells, what are the sites of photosynthesis?
mitochondria
chloroplasts
plasmids
merosomes
In prokaryotic cells, photosynthesis occurs in the:
mesosome
chromatophore
mitochondria
chloroplast
What arrangement is represented in this picture?
Coccus
Diplo
Staph
Strep
The bacterial arrangement is:
coccobacilli
streptococci
streptobacilli
palisade
The bacterial arrangement is:
coccobacilli
streptococci
streptobacilli
palisade
The bacterial arrangement is:
tetrad
streptococci
diplococci
palisade
