Question 1

Small circular DNA molecules present in bacteria are called

Accepted Answer

A)  chromatids. 
B)  endospores. 
C)  plasmids. 
D)  pili. 
E)  microbiologists.

Question 2

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.

Question 3

Which of the following groups is, as a whole, associated with extreme environments, including hot springs, highly salinity, and anaerobic conditions?

Accepted Answer

A)  All of the true bacteria. 
B)  Cyanobacteria 
C)  Protochlorobacteria 
D)  Archaebacteria 
E)  Protists

Question 4

The microbiologist known for his research with archaebacteria and for proposing two different kingdoms for bacteria is

Accepted Answer

A)  Christian Gram. 
B)  Robert Koch. 
C)  Richard A. Lewin. 
D)  George Papadapoulos. 
E)  Carl Woese.

Question 5

Bacteria that are capable of carrying on photosynthesis are

Accepted Answer

A)  autotrophic. 
B)  heterotrophic. 
C)  parasitic. 
D)  saprobic. 
E)  nitrate synthesizers.

Question 6

Which of the following "useful" bacteria can be used to control Japanese beetles?

Accepted Answer

A)  Bacillus thuringiensis 
B)  Bacillus thuringiensis var. israelensis 
C)  Bacillus popilliae 
D)  Staphylococcus spp. 
E)  Clostridium botulinum

Question 7

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

Accepted Answer

A) True 
 B)False

Exam 17: Domain Kingdom Bacteria, Domain Kingdom Archaea, and Viruses

Small circular DNA molecules present in bacteria are called