Micro Final

40 Questions  I  By Jgarza_stc4

  
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1.  An enzyme produced in response to the presence of a substrate is called
A.
B.
C.
D.
E.
2.  In Figure 8.1, which colonies are streptomycin-resistant and leucine-requiring?
A.
B.
C.
D.
E.
3.  Nitrogen gas (N2) in the atmosphere is not in a usable form for plants on earth, the nitrogen gas must be converted to the usable form of ammonia (NH3) by microorganisms living free and in symbiotic relationships with plants. This process is called _______________
A.
B.
C.
D.
4.  Which of the following is the best definition of oxidative phosphorylation? 
A.
B.
C.
D.
5.  Microbes are important in maintaining Earth’s ecological balance as well as
A.
B.
C.
D.
E.
6.  Which of the following pairs is mismatched?
A.
B.
C.
D.
E.
7.  Primary producers are those microorganisms (such as cyanobacteria) that through photosynthesis take in _____ out of the atmosphere and convert it to organic (cellular) material, and as a result of carbon fixation reactions release _____ into the atmosphere.
A.
B.
C.
D.
E.
8.  Which of the following statements about fungi is true?
A.
B.
C.
D.
E.
9.  Which of the following statements about substrate-level phosphorylation is false? 
A.
B.
C.
D.
E.
10.  Bacteriophages and animal viruses do NOT differ significantly in which one of the following steps?
A.
B.
C.
D.
E.
11.  A viroid is
A.
B.
C.
D.
E.
12.  How would a noncompetitive inhibitor interfere with a reaction involving the enzyme shown in Figure 5.3? 
A.
B.
C.
D.
E.
13.  In Figure 13.1, which structure is a complex virus?  
A.
B.
C.
D.
E.
14.  Which of the following is a scientific name?
A.
B.
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D.
E.
15.  Which of the following statements provides the most significant support for the idea that viruses are nonliving chemicals?
A.
B.
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D.
E.
16.  In which of the following ways do viruses differ from bacteria?
A.
B.
C.
D.
E.
17.  Which of the following is NOT a product of transcription?
A.
B.
C.
D.
E.
18.  Which of the following statements about anaerobic respiration is false? 
A.
B.
C.
D.
E.
19.  In Figure 13.1, the structures illustrated are composed of
A.
B.
C.
D.
E.
20.  Table 8.1   Culture 1:  F+, leucine+, histidine+ Culture 2:  F-, leucine-, histidine- In Table 8.1, what will be the result of conjugation between cultures 1 and 2?
A.
B.
C.
D.
E.
21.  Which of the following statements about photophosphorylation is false? 
A.
B.
C.
D.
E.
22.  Which of the following is NOT a method of culturing viruses?
A.
B.
C.
D.
E.
23.  A gene is best defined as
A.
B.
C.
D.
E.
24.  Which of the following statements about viruses is false?
A.
B.
C.
D.
E.
25.  From the assigned reading in Todar’s online book of Bacteriology, microbes impact human lives and the environment in many ways however, the most significant impact of microorganisms on earth is the ability to recycle the primary elements found in all living things. These primary elements are oxygen, as well as _______ and __________.
A.
B.
C.
D.
E.
26.  Which of the following statements about spikes is false?
A.
B.
C.
D.
E.
27.  The definition of lysogeny is
A.
B.
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D.
E.
28.  Which of the following is NOT used as a criterion to classify viruses?
A.
B.
C.
D.
E.
29.  Which of the following is NOT a domain in the three-domain system?
A.
B.
C.
D.
30.  Which of the following statements about bacteriocins is false?
A.
B.
C.
D.
E.
31.  In Table 8.1, if culture 1 mutates to Hfr, what will be the result of conjugation between the two cultures?
A.
B.
C.
D.
E.
32.  DNA is constructed of
A.
B.
C.
D.
33.  What is the fate of pyruvic acid in an organism that uses aerobic respiration? 
A.
B.
C.
D.
E.
34.  How is ATP generated in the reaction shown in Figure 5.4? 
A.
B.
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D.
E.
35.      What type of reaction is in Figure 5.2?
A.
B.
C.
D.
E.
36.  Which of the following statements about protozoa is false?
A.
B.
C.
D.
E.
37.  Which of the following compounds is NOT an enzyme? 
A.
B.
C.
D.
E.
38.  Which of the following pairs is mismatched?  
A.
B.
C.
D.
39.  Which of the following statements is false?
A.
B.
C.
D.
E.
40.  Which organism is NOT correctly matched to its energy source? 
A.
B.
C.
D.
E.
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