Question 1

True bacteria may get their nutrition from __________________.

Accepted Answer

A)  nonliving organic matter (saprobes) 
B)  other living organisms (parasites) 
C)  from sunlight (autotrophs) 
D)  from inorganic chemicals (chemoautotrophs) 
E)  All these modes of nutrition are used by some eubacteria species 
A)  nonliving organic matter (saprobes) 
B)  other living organisms (parasites) 
C)  from sunlight (autotrophs) 
D)  from inorganic chemicals (chemoautotrophs) 
E)  All these modes of nutrition are used by some eubacteria species

Question 2

Bacteria may be classified by

Accepted Answer

A)  Gram staining. 
B)  shape. 
C)  colored pigments. 
D)  size. 
E)  both [Gram staining and shape] are correct. 
A)  Gram staining. 
B)  shape. 
C)  colored pigments. 
D)  size. 
E)  both [Gram staining and shape] are correct.

Question 3

Those few blue-green bacteria capable of movement achieve movement by means of amoebalike "crawling."

Accepted Answer

A) True 
 B)False

Question 4

Bacteriophages are _______________________.

Accepted Answer

A)  bacteria that cause Chagas disease 
B)  viruses that attack human cells 
C)  protozoans that infect red blood cells 
D)  harmless bacteria used in the production of vinegar 
E)  viruses that attach and kill bacteria 
A)  bacteria that cause Chagas disease 
B)  viruses that attack human cells 
C)  protozoans that infect red blood cells 
D)  harmless bacteria used in the production of vinegar 
E)  viruses that attach and kill bacteria

Question 5

An organism that has no nuclear envelope and divides by fission would be a

Accepted Answer

A)  protist. 
B)  fungus. 
C)  prokaryote. 
D)  plant. 
E)  both [fungus and prokaryote] are correct. 
A)  protist. 
B)  fungus. 
C)  prokaryote. 
D)  plant. 
E)  both [fungus and prokaryote] are correct.

Question 6

No blue-green bacteria have flagella and therefore none is capable of movement.

Accepted Answer

A) True 
 B)False

Question 7

Which feature does NOT distinguish archaebacteria from eubacteria?

Accepted Answer

A)  unique base sequences of their RNA molecules. 
B)  lack of muramic acid in their cell walls. 
C)  distinctive lipids. 
D)  presence of ribosomes. 
E)  their metabolism. 
A)  unique base sequences of their RNA molecules. 
B)  lack of muramic acid in their cell walls. 
C)  distinctive lipids. 
D)  presence of ribosomes. 
E)  their metabolism.

Question 8

Which of the following uses is NOT a product of bacterial activity?

Accepted Answer

A)  Limburger and Brie cheese 
B)  buttermilk 
C)  acetone 
D)  tanned leather 
E)  vanilla flavoring 
A)  Limburger and Brie cheese 
B)  buttermilk 
C)  acetone 
D)  tanned leather 
E)  vanilla flavoring

Question 9

Chemoautotrophic bacteria obtain their energy through oxidation of reduced inorganic compounds such as NH3.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following features is found only in bacteria?

Accepted Answer

A)  lack of membrane bound compartments within the protoplast. 
B)  cells with a distinct nucleus. 
C)  chloroplasts in a variety of shapes and sizes. 
D)  capacity to reproduce only within other living cells. 
E)  capacity to undergo both mitosis and meiosis. 
A)  lack of membrane bound compartments within the protoplast. 
B)  cells with a distinct nucleus. 
C)  chloroplasts in a variety of shapes and sizes. 
D)  capacity to reproduce only within other living cells. 
E)  capacity to undergo both mitosis and meiosis.

Question 11

Viruses cannot be used to control other pests.

Accepted Answer

A) True 
 B)False

Question 12

Which disease bacteria usually gain access to their victims through contamination of food and drink?

Accepted Answer

A)  chlamydias 
B)  cholera bacteria 
C)  syphilis 
D)  tetanus bacteria 
E)  bubonic plague bacteria 
A)  chlamydias 
B)  cholera bacteria 
C)  syphilis 
D)  tetanus bacteria 
E)  bubonic plague bacteria

Question 13

The bright green prokaryotic organisms associated with sea squirts are called

Accepted Answer

A)  filterable viruses. 
B)  prochlorobacteria. 
C)  green sulphur bacteria. 
D)  rickettsias. 
E)  Koch's jewels. 
A)  filterable viruses. 
B)  prochlorobacteria. 
C)  green sulphur bacteria. 
D)  rickettsias. 
E)  Koch's jewels.

Question 14

Corkscrew-shaped bacteria such as Spirulina are classified as __________.

Accepted Answer

A)  filaments 
B)  cocci 
C)  spirilla 
D)  bacilli 
E)  mat-forming 
A)  filaments 
B)  cocci 
C)  spirilla 
D)  bacilli 
E)  mat-forming

Question 15

All of the following are features of the blue-green bacteria EXCEPT

Accepted Answer

A)  ability to both fix nitrogen and produce oxygen. 
B)  are autotrophs that produce both sugars and oxygen using light energy. 
C)  contain chlorophyll a and the phycobilins (phycocyanin and phycoerythrin). 
D)  produce a nitrogenous food reserve called cyanophycin. 
E)  have chloroplasts similar to those of plants for photosynthesis. 
A)  ability to both fix nitrogen and produce oxygen. 
B)  are autotrophs that produce both sugars and oxygen using light energy. 
C)  contain chlorophyll a and the phycobilins (phycocyanin and phycoerythrin). 
D)  produce a nitrogenous food reserve called cyanophycin. 
E)  have chloroplasts similar to those of plants for photosynthesis.

Question 16

Which of the following appears more promising than bacteria for the production of interferon?

Accepted Answer

A)  viruses 
B)  algal cells 
C)  yeast cells 
D)  "sunbean" cells 
E)  All of these answers are correct. 
A)  viruses 
B)  algal cells 
C)  yeast cells 
D)  "sunbean" cells 
E)  All of these answers are correct.

Question 17

A virus that attacks a bacterium is called a/an

Accepted Answer

A)  vector. 
B)  interferon. 
C)  bactovirus. 
D)  phage. 
E)  aggressoparticle. 
A)  vector. 
B)  interferon. 
C)  bactovirus. 
D)  phage. 
E)  aggressoparticle.

Question 18

Which of the following is NOT involved in the reproduction or survival of blue-green bacteria?

Accepted Answer

A)  fission 
B)  heterocysts 
C)  akinetes 
D)  fusion of gametes 
E)  DNA 
A)  fission 
B)  heterocysts 
C)  akinetes 
D)  fusion of gametes 
E)  DNA

Question 19

Which of the following is NOT a virus?

Accepted Answer

A)  HIV 
B)  bacteriophage 
C)  herpes 
D)  Epstein barr 
E)  None of these answers are correct 
A)  HIV 
B)  bacteriophage 
C)  herpes 
D)  Epstein barr 
E)  None of these answers are correct

Question 20

All viruses have at their core the nucleic acid DNA.

Accepted Answer

A) True 
 B)False

Exam 17: Domain Kingdombacteria, Domain King-Domarchaea, and Viruses

True bacteria may get their nutrition from __________________.

Bacteria may be classified by

Those few blue-green bacteria capable of movement achieve movement by means of amoebalike "crawling."

Bacteriophages are _______________________.

An organism that has no nuclear envelope and divides by fission would be a

No blue-green bacteria have flagella and therefore none is capable of movement.

Which feature does NOT distinguish archaebacteria from eubacteria?

Which of the following uses is NOT a product of bacterial activity?

Chemoautotrophic bacteria obtain their energy through oxidation of reduced inorganic compounds such as NH3.

Which of the following features is found only in bacteria?

Viruses cannot be used to control other pests.

Which disease bacteria usually gain access to their victims through contamination of food and drink?

The bright green prokaryotic organisms associated with sea squirts are called

Corkscrew-shaped bacteria such as Spirulina are classified as __________.

All of the following are features of the blue-green bacteria EXCEPT

Which of the following appears more promising than bacteria for the production of interferon?

A virus that attacks a bacterium is called a/an

Which of the following is NOT involved in the reproduction or survival of blue-green bacteria?

Which of the following is NOT a virus?

All viruses have at their core the nucleic acid DNA.

What Is Plant Biology

The Nature of Life

Cells

Tissues

Roots and Soils

Stems

Leaves

Flowers, Fruits, and Seeds

Water in Plants

Plant Metabolism

Growth

Meiosis and Alternation of Generation

Genetics

Plant Breeding and Propagation

Evolution

Plant Names and Classification

Kingdom Protista

Kingdom Fungi

Introduction to the Plant Kingdom: Bryophytes

The Seedless Vascular Plants: Ferns and Their Relatives

Introduction to Seed Plants: Gymnosperms

Seed Plants: Angiosperms

Flowering Plants and Civilization

Ecology

Biomes

Filters

Chemoautotrophic bacteria obtain their energy through oxidation of reduced inorganic compounds such as NH₃.