practice questions and answers complete update
The University of Texas at Arlington
1.
The term prokaryotes refers to which of the following?
A. very small organisms
B. unicellular organisms that have no nucleus
C. multicellular organisms
D. cells that resemble animal cells more than plant cells
2.
The term microbiota refers to which of the following?
A. all microorganisms of the same species
B. all of the microorganisms involved in a symbiotic relationship
C. all microorganisms in a certain region of the human body
D. all microorganisms in a certain geographic region
3.
Which of the following refers to the type of interaction between two
prokaryotic populations in which one population benefits and the other is not
affected?
A. mutualism
B. commensalism
C. parasitism
D. neutralism
4.
Which of the following describes Proteobacteria in domain Bacteria?
A. phylum
B. class
C. species
D. genus
, 5.
Which of the following Alphaproteobacteria is the cause of Rocky Mountain
spotted fever and typhus?
A. Bartonella
B. Coxiella
C. Rickettsia
D. Ehrlichia
E. Brucella
6.
Class Betaproteobacteria includes all but which of the following genera?
A. Neisseria.
B. Bordetella.
C. Leptothrix.
D. Campylobacter.
7.
Haemophilus influenzae is a common cause of which of the following?
A. influenza
B. dysentery
C. upper respiratory tract infections
D. hemophilia