1. Chapter 10: Classification of Microorganisms
Phylogenetic Relationships
Classification
of Organisms
Prokaryotes
Eukaryotes
Methods
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FINAL ROUND

2. Topic 1: Phylogenetic Relationships $100 Question
Grouping organisms into categories to highlight similarities is called
systematics.
taxonomy.
hierarchy.
nomenclature.
Answer = B
ANSWER
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3. Topic 1: Phylogenetic Relationships $100 Answer
Grouping organisms into categories to
highlight similarities is called
systematics.
taxonomy.
hierarchy.
nomenclature.
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4. Topic 1: Phylogenetic Relationships $200 Question
Which of the following characteristics describe the Domain Bacteria?
multicellular
complex cellular structures
prokaryotic cells; ester linkages in phospholipids
prokaryotic cells; ether linkages in phospholipids
Answer = C
ANSWER
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5. Topic 1: Phylogenetic Relationships $200 Answer
Which of the following characteristics describe the Domain Bacteria?
multicellular
complex cellular structures
prokaryotic cells; ester linkages in phospholipids
prokaryotic cells; ether linkages in phospholipids
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6. Topic 1: Phylogenetic Relationships $300 Question
Which is NOT a major group of Archaea?
hypoacidophiles
extreme halophiles
methanogens
hyperthermophiles
Answer = A
ANSWER
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7. Topic 1: Phylogenetic Relationships $300 Answer
Which is NOT a major group of Archaea?
hypoacidophiles
extreme halophiles
methanogens
hyperthermophiles
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8. Topic 1: Phylogenetic Relationships $400 Question
On what is a molecular clock for evolution
based?
fossil records of organisms
cellular structures of organisms
nucleotide sequences in the genomes of organisms
enzymatic activities of organisms
Answer = C
ANSWER
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9. Topic 1: Phylogenetic Relationships $400 Answer
On what is a molecular clock for evolution
based?
fossil records of organisms
cellular structures of organisms
nucleotide sequences in the genomes of organisms
enzymatic activities of organisms
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10. Topic 1: Phylogenetic Relationships $500 Question
On what is the phylogenetic classification of the Domain Bacteria based?
cell morphology
rRNA sequences
Gram stain reaction
habitat
Answer = B
ANSWER
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11. Topic 1: Phylogenetic Relationships $500 Answer
On what is the phylogenetic classification of the Domain Bacteria based?
cell morphology
rRNA sequences
Gram stain reaction
habitat
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12. Topic 2: Classification of Organisms $100 Question
What is the reason why viruses CANNOT be classified in a kingdom?
They are not composed of cells.
They are obligate parasites.
Some of them can incorporate their genome into a host’s genome.
They direct anabolic pathways of host cells.
Answer = A
ANSWER
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13. Topic 2: Classification of Organisms $100 Answer
What is the reason why viruses CANNOT be classified in a kingdom?
They are not composed of cells.
They are obligate parasites.
Some of them can incorporate their genome into a host’s genome.
They direct anabolic pathways of host cells.
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14. Topic 2: Classification of Organisms $200 Question
To which kingdom do molds belong?
Animalia
Fungi
Plantae
Monera
Answer = B
ANSWER
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15. Topic 2: Classification of Organisms $200 Answer
To which kingdom do molds belong?
Animalia
Fungi
Plantae
Monera
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16. Topic 2: Classification of Organisms $300 Question
A clone can be defined as
the same as a species.
a population of cells with similar characteristics.
a pure culture.
a group of cells all derived from a single parent.
Answer = D
ANSWER
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17. Topic 2: Classification of Organisms $300 Answer
A clone can be defined as
the same as a species.
a population of cells with similar characteristics.
a pure culture.
a group of cells all derived from a single parent.
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18. Topic 2: Classification of Organisms $400 Question
Which of the following is the correct order in the taxonomic hierarchy?
Kingdom—phylum—class—order—family—genus—species
Kingdom—class—order—family—phylum—genus species
Species—genus—family—order—class—phylum kingdom
Phylum—kingdom—class—order—genus—family—species
Answer = A
ANSWER
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19. Topic 2: Classification of Organisms $400 Answer
Which of the following is the correct order in the taxonomic hierarchy?
Kingdom—phylum—class—order—family—genus—species
Kingdom—class—order—family—phylum—genus species
Species—genus—family—order—class—phylum kingdom
Phylum—kingdom—class—order—genus—family—species
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20. Topic 2: Classification of Organisms $500 Question
In the scientific name Staphylococcus aureus, Staphylococcus is the
class.
genus.
species.
family.
Answer = B
ANSWER
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21. Topic 2: Classification of Organisms $500 Answer
In the scientific name Staphylococcus aureus, Staphylococcus is the
class.
genus.
species.
family.
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22. Topic 3: Prokaryotes $100 Question
Bacteria and archaea share which of the following characteristics?
prokaryotic cells
sensitivity to antibiotics
peptidoglycan cell walls
Methionine is the start signal for protein synthesis.
Answer = A
ANSWER
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23. Topic 3: Prokaryotes $100 Answer
Bacteria and archaea share which of the
following characteristics?
prokaryotic cells
sensitivity to antibiotics
peptidoglycan cell walls
Methionine is the start signal for protein synthesis.
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24. Topic 3: Prokaryotes $200 Question
A prokaryotic species is defined as a
population of cells with similar characteristics.
population of cells with different characteristics.
group of closely related organisms that can interbreed.
group of organisms that are not composed of cells.
Answer = A
ANSWER
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25. Topic 3: Prokaryotes $200 Answer
A prokaryotic species is defined as a
population of cells with similar characteristics.
population of cells with different characteristics.
group of closely related organisms that can interbreed.
group of organisms that are not composed of cells.
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26. Topic 3: Prokaryotes $300 Question
Fossil evidence indicates that prokaryotic cells first existed on Earth _____ years ago.
350
3.5 billion
3500
3.5 million
Answer = B
ANSWER
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27. Topic 3: Prokaryotes $300 Answer
Fossil evidence indicates that prokaryotic cells first existed on Earth _____ years ago.
350
3.5 billion
3500
3.5 million
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28. Topic 3: Prokaryotes $400 Question
A strain is defined as
a group of similar orders.
a population of cells with similar characteristics.
a group of cells all derived from a single parent.
pure cultures of the same species that are not identical in all ways.
Answer = D
ANSWER
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29. Topic 3: Prokaryotes $400 Answer
A strain is defined as
a group of similar orders.
a population of cells with similar characteristics.
a group of cells all derived from a single parent.
pure cultures of the same species that are not identical in all ways.
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30. Topic 3: Prokaryotes $500 Question
Gram-positive bacteria are divided into which two main divisions?
proteobacteria and nonproteobacteria
hyperthermophiles and extreme halophiles
bacteria and archaea
high G+C and low G+C
Answer = D
ANSWER
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31. Topic 3: Prokaryotes $500 Answer
Gram-positive bacteria are divided into which two main divisions?
proteobacteria and nonproteobacteria
hyperthermophiles and extreme halophiles
bacteria and archaea
high G+C and low G+C
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32. Topic 4: Eukaryotes $100 Question
Historically, eukaryotic organisms that did NOT fit into other kingdoms were placed into which kingdom?
Protista
Fungi
Plantae
Animalia
Answer = A
ANSWER
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33. Topic 4: Eukaryotes $100 Answer
Historically, eukaryotic organisms that did NOT fit into other kingdoms were placed into which kingdom?
Protista
Fungi
Plantae
Animalia
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34. Topic 4: Eukaryotes $200 Question
Organisms that can form thin tubes called hyphae belong in the Kingdom
Animalia.
Fungi.
Plantae.
Monera.
Answer = B
ANSWER
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35. Topic 4: Eukaryotes $200 Answer
Organisms that can form thin tubes called hyphae belong in the Kingdom
Animalia.
Fungi.
Plantae.
Monera.
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36. Topic 4: Eukaryotes $300 Question
Into which group would you place a multicellular organism that has a mouth and lives inside the human liver?
Plantae
Fungi
Animalia
Proteobacteria
Answer = C
ANSWER
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37. Topic 4: Eukaryotes $300 Answer
Into which group would you place a multicellular organism that has a mouth and lives inside the human liver?
Plantae
Fungi
Animalia
Proteobacteria
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38. Topic 4: Eukaryotes $400 Question
Which of the following is an important characteristic of the Kingdom Fungi?
All members are photosynthetic.
All members are macroscopic.
They absorb dissolved inorganic matter.
They absorb dissolved organic matter.
Answer = D
ANSWER
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39. Topic 4: Eukaryotes $400 Answer
Which of the following is an important
characteristic of the Kingdom Fungi?
All members are photosynthetic.
All members are macroscopic.
They absorb dissolved inorganic matter.
They absorb dissolved organic matter.
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40. Topic 4: Eukaryotes $500 Question
Into which group would you place multicellular photoautotrophs?
Fungi
Protista
Animalia
Plantae
Answer = D
ANSWER
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41. Topic 4: Eukaryotes $500 Answer
Into which group would you place multicellular photoautotrophs?
Fungi
Protista
Animalia
Plantae
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42. Topic 5: Methods $100 Question
Biochemical tests are used to determine
staining characteristics.
enzymatic activities.
nucleic acid–base composition.
amino acid sequences.
Answer = B
ANSWER
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43. Topic 5: Methods $100 Answer
Biochemical tests are used to determine
staining characteristics.
enzymatic activities.
nucleic acid–base composition.
amino acid sequences.
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44. Topic 5: Methods $200 Question
Which of the following is NOT a type of information that can be obtained using flow cytometry?
DNA base composition
morphology
density
fluorescence
Answer = A
ANSWER
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45. Topic 5: Methods $200 Answer
Which of the following is NOT a type of information that can be obtained using flow cytometry?
DNA base composition
morphology
density
fluorescence
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46. Topic 5: Methods $300 Question
Which of the following techniques can identify antibodies in a patient’s serum?
FISH
Southern blotting
Western blotting
phage typing
Answer = C
ANSWER
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47. Topic 5: Methods $300 Answer
Which of the following techniques can identify antibodies in a patient’s serum?
FISH
Southern blotting
Western blotting
phage typing
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48. Topic 5: Methods $400 Question
Which of the following is MOST useful in determining whether two organisms are related?
Both are motile.
Both ferment lactose.
Both are gram-positive.
Both are aerobic.
Answer = C
ANSWER
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49. Topic 5: Methods $400 Answer
Which of the following is MOST useful in determining whether two organisms are related?
Both are motile.
Both ferment lactose.
Both are gram-positive.
Both are aerobic.
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50. Topic 5: Methods $500 Question
Nucleic acid hybridization is based on the fact that
DNA is composed of genes.
pairing between complementary bases occurs.
a chromosome is composed of complementary strands.
the strands of DNA can be separated.
Answer = B
ANSWER
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51. Topic 5: Methods $500 Answer
Nucleic acid hybridization is based on the fact that
DNA is composed of genes.
pairing between complementary bases occurs.
a chromosome is composed of complementary strands.
the strands of DNA can be separated.
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52. polymerase chain reaction Western blotting
FINAL ROUND Question
What process can be used to increase the amount of microbial DNA to levels that can be tested by gel electrophoresis?
phage typing
DNA fingerprinting
polymerase chain reaction
Western blotting
Answer = C
ANSWER
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53. polymerase chain reaction Western blotting
FINAL ROUND Answer
What process can be used to increase the amount of microbial DNA to levels that can be tested by gel electrophoresis?
phage typing
DNA fingerprinting
polymerase chain reaction
Western blotting
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