Microbiology with Diseases by Taxonomy 5th Edition By Bauman – Test Bank

11) Which of the following groups of bacteria lives in environments similar to those that may have existed on the early Earth?

1. A) deeply branching bacteria
2. B) cyanobacteria
3. C) mycoplasmas
4. D) thermophiles
5. E) proteobacteria

Answer:  A

Bloom’s Taxonomy:  Comprehension

Section:  Survey of Bacteria

Learning Outcome:  11.11

 

12) Aerobic cyanobacteria carry out the reactions of nitrogen fixation in

1. A) akinetes.
2. B) endospores.
3. C) heterocysts.
4. D) chloroplasts.
5. E) lamellae.

Answer:  C

Bloom’s Taxonomy:  Knowledge

Section:  Survey of Bacteria

Learning Outcome:  11.12

 

13) Some cyanobacteria reproduce by means of

1. A) akinetes.
2. B) endospores.
3. C) budding.
4. D) meiosis.
5. E) fragmentation.

Answer:  E

Bloom’s Taxonomy:  Knowledge

Section:  Survey of Bacteria

Learning Outcome:  11.12

 

14) Bacteria in the phylum Firmicutes are distinguished from the phylum Actinobacteria on the basis of

1. A) their Gram stain reaction.
2. B) the high G + C content of their DNA.
3. C) their spiral shapes.
4. D) the low G + C content of their DNA.
5. E) the presence of LPS in their membranes.

Answer:  D

Bloom’s Taxonomy:  Comprehension

Section:  Survey of Bacteria

Learning Outcome:  11.15

 

15) Which of the following diseases is NOT associated with bacteria that form endospores?

1. A) tetanus
2. B) anthrax
3. C) gangrene
4. D) botulism
5. E) toxic shock syndrome

Answer:  E

Bloom’s Taxonomy:  Comprehension

Section:  Survey of Bacteria

Learning Outcome:  11.2, 11.14

 

16) Mycoplasmas are pleomorphic because they

1. A) have no cell walls.
2. B) are low G + C content Gram-positive bacteria.
3. C) exhibit snapping division.
4. D) have sterols in their cytoplasmic membranes.
5. E) produce endospores.

Answer:  A

Bloom’s Taxonomy:  Comprehension

Section:  Survey of Bacteria

Learning Outcome:  11.13

 

17) Which of the following bacterial genera produce(s) endospores?

1. A) Bacillus
2. B) Clostridium
3. C) Lactobacillus
4. D) both Bacillus and Lactobacillus
5. E) both Bacillus and Clostridium

Answer:  E

Bloom’s Taxonomy:  Knowledge

Section:  General Characteristics of Prokaryotic Organisms

Learning Outcome:  11.2

 

18) Which of the following bacterial genera includes species that protect areas of the body such as the intestinal tract and the vagina from invasion by pathogens?

1. A) Staphylococcus
2. B) Listeria
3. C) Lactobacillus
4. D) Mycobacterium
5. E) Corynebacterium

Answer:  C

Bloom’s Taxonomy:  Comprehension

Section:  Survey of Bacteria

Learning Outcome:  11.14

 

19) Which of the following groups of bacteria is named for its resemblance to fungi?

1. A) Corynebacterium
2. B) Actinomyces
3. C) Clostridium
4. D) Lactobacillus
5. E) Staphylococcus

Answer:  B

Bloom’s Taxonomy:  Knowledge

Section:  Survey of Bacteria

Learning Outcome:  11.17

 

20) Which of the following bacterial genera is used for the degradation of environmental pollutants?

1. A) Actinomyces
2. B) Streptomyces
3. C) Corynebacterium
4. D) Rhizobium
5. E) Nocardia

Answer:  E

Bloom’s Taxonomy:  Knowledge

Section:  Survey of Bacteria

Learning Outcome:  11.17