15259461
Frage 1
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Check all Biological Domains
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Bacteria
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Archaea
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Eukarya
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Vertebrata
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Protista
Frage 2
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Microorganisms exist in all Biological Domains
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- True
- False
Frage 3
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Which Domain separated first in the phylogenetic tree?
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Bacteria
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Archaea
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Eukarya
Frage 4
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Check all that apply to Domain Bacteria
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Prokaryotic
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16S rRNA genes
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Eukaryotic
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18S rRNA genes
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Cyanobacteria
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"Extremeophiles"
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Fungi
Frage 5
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Check all that apply to Domain Archaea
Antworten
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Prokaryotic
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16S rRNA genes
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"Extremeophiles"
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Fungi
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18S rRNA genes
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Halophilic, methanogenic, and acetogenic prokaryotes
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Eukaryotic
Frage 6
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Check all that apply to Domain Eukarya
Antworten
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Eukaryotic
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18S rRNA genes
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Fungi
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Algae
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Protozoa
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Prokaryotic
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"Extremophiles"
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cyanobacteria
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Halophilic, methanogenic, and acetogenic prokaryotes
Frage 7
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Which Domain was most recently discovered?
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Bacteria
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Archaea
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Eukarya
Frage 8
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Classical taxonomy of fungi is based on the following: (check all that apply)
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sexual reproductive mode
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morphology
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biochemistry
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ecology
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physics
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mode of motility
Frage 9
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Algae are classified by [blank_start]pigmentation color[blank_end]. They are labeled as [blank_start]green[blank_end], [blank_start]red[blank_end], and [blank_start]brown[blank_end].
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pigmentation color
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shape
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diet
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green
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purple
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oblong
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red
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blue
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leafy
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brown
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orange
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circular
Frage 10
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Protists are found in the following groups:
(check all that apply)
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Fungi
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Algae
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Protozoa
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Archaea
Frage 11
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Classical Taxonomy of Protozoa is based on ______.
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mode of motility
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biochemistry
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mode of reproduction
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geology
Frage 12
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Viruses are aggressive parasitic cells that attack other cells.
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- True
- False
Frage 13
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Microbes are [blank_start]ubiquitous[blank_end], meaning that they are found everywhere.
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ubiquitous
Frage 14
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Life on Earth would be impossible without microbes.
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- True
- False
Frage 15
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[blank_start]Antony van Leeuwenhoek[blank_end] invented the simple microscope.
[blank_start]Robert Hooke[blank_end] invented the compound microscope.
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Antony van Leeuwenhoek
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Von Dusch
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Robert Hooke
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J. Tyndall
Frage 16
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[blank_start]Joseph Lister[blank_end] created antiseptic techniques for surgery.
[blank_start]Robert Koch[blank_end] came up with the Germ Theory of Disease.
[blank_start]Pasteur and Roux[blank_end] created the attenuated vaccine.
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Joseph Lister
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J.M. Berkeley
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Robert Koch
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Von Dusch
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Pasteur and Roux
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Tyndall and Needham
Frage 17
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Koch's Postulates are as follows:
(check all that apply)
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Microbe is present in every case of the disease but absent in healthy hosts
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Suspected microbe can be isolated and grown in pure culture
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Same disease must be produced when a healthy host is inoculated with that microbe
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Same microbes must be isolatable from newly diseased host
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Microbes are ubiquitous, found everywhere from the human body to object surfaces to ocean basins to mountain tops.
Frage 18
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[blank_start]Anaerobic[blank_end]: does not require oxygen
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Anaerobic
Frage 19
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Who discovered anaerobic microbes?
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Pasteur
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Roux
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Jenner
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Koch
Frage 20
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Microbial infallibility:
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all naturally produced organic materials are biodegradable
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All things die in the end
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Microbes can't always be right
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Some microbes are actually HUGE!
Frage 21
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Microbes are great for experiments because:
(check all that apply)
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they reduce space
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they reduce time to study the same process
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no one cares about microbes
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they're all the same
Frage 22
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Most microbes are [blank_start]single[blank_end] cells, whereas most other living things are composed of [blank_start]multiple[blank_end] cells.
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single
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multiple
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multiple
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single
Frage 23
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Heterotrophy includes [blank_start]chemoheterotrophy[blank_end] and [blank_start]photoheterotroophy[blank_end].
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chemoheterotrophy
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chemolithotrophy
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photoheterotrophy
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photolithotrophy
Frage 24
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Autotrophy includes [blank_start]chemolithotrophy[blank_end] and [blank_start]photolithotrophy[blank_end].
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chemolithotrophy
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chemoheterotrophy
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photolithotrophy
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photoheterotrophy
Frage 25
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There are more Eukaryotic cells in the human body than Prokaryote cells.
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- True
- False
Frage 26
Antworten
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coccus
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diplococci
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staphylococci
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streptococci
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sarcina
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tetrad
Frage 27
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Some organisms studied by microbiologists are larger than a pizza.
Antworten
- True
- False
Frage 28
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Prions are cellular entities.
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- True
- False
Frage 29
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The peptidoglycan layer of gram-negative bacteria is thinner than that of gram-positive bacteria.
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- True
- False
Frage 30
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The rotation of bacterial flagella is powered by ATP hydrolysis.
Antworten
- True
- False
Frage 31
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Optical density of a bacterial suspension is directly proportionate to cell population density.
Antworten
- True
- False
Frage 32
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An example of "decimating" a microbial population is to reduce it from 1000 to 100 microbes.
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- True
- False
Frage 33
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During logarithmic growth, bacteria divide synchronously by binary fission, thereby doubling their population in a discrete stepwise manner
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- True
- False
Frage 34
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Microbiologists study a variety of organisms, but all are considered either Bacteria or Archaea.
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- True
- False
Frage 35
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Marshall and Warren won a Nobel Prize for their application of Koch's Postulates to establish Helicobacter pylori as the etiological agent of gastric and pyloric ulcers
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- True
- False
Frage 36
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Quarternary ammonium compounds are a class of disinfectants that are cationic surfactants
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- True
- False
Frage 37
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Who is considered the "Father of Microbiology?"
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Lois Pasteur
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Edward Jenner
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Robert Koch
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Joseph Lister
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Alexander Flemming
Frage 38
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Carl Woese and George Fox established that prokaryotic microorganisms should be classified into the separate domains Bacteria and Archaea based on...
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cell morphology and physiology
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16S rRNA gene sequence differences
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18S rRNA gene sequence differences
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colors of colonies on Petri Plate cultures
Frage 39
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Microorganisms are the only cellular-based organisms capable of spontaneous generation.
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- True
- False
Frage 40
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The periplasmic space is ONLY in gram-positive cell walls.
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- True
- False
Frage 41
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chains of linked peptidoglycan subunits are cross-linked by...
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peptides
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peptobysmal
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carbon links
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proteins
Frage 42
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Gram positive cell walls are [blank_start]simpler[blank_end] chemically than that of gram negative bacteria. They are primarily composed of [blank_start]peptidoglycan[blank_end].
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simpler
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more complex
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peptidoglycan
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proteins
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glucose
Frage 43
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The [blank_start]periplasmic[blank_end] space lies between the plasma membrane and cell wall of gram positive bacteria.
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periplasmic
Frage 44
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What is the periplasm?
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The region between the outer membrane and cell membrane
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The space between the outer membrane and cell membrane
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