Microbiology: A Systems Approach
4th Edition
ISBN: 9780073402437
Author: Marjorie Kelly Cowan Professor
Publisher: McGraw-Hill Education
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Chapter 24, Problem 9MCQ
Summary Introduction
Introduction:
The microbes count for most of the living organisms among all the organisms. The microbes are the essential elements of the biosphere. The microbes have the potential of affecting the entire biosphere.
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which of the following definitions is not technically correct?
a. broad spectrum - effective against many different types of microbes
b. bacteriostatic - prevents microbes from growing
c. antibiotic - microbial or synthetic product that kills or inhibits growth of microbes.
d. all of the above are correct
Which ONE of the following best describes the abbreviation ‘MIC’?
Select one:
A.
The lowest concentration at which no microbial growth is detected
B.
The lowest concentration that indicates whether an antibiotic would be effective or not
C.
The lowest concentration which is not toxic to the host
D.
The lowest concentration which is least effective against the organism
E.
The lowest concentration which kills the organism
which of the following is not a way that normal microbial prevent growth of competing microbes?
a. production of substances harmful to competitors
b. more efficient utilization of nutrients
c. changing pH of environment
d. all of the above are used by normal microbiota against competitors
e. none of the above are utilized by normal microbiota
Chapter 24 Solutions
Microbiology: A Systems Approach
Ch. 24.1 - Prob. 2CFCh. 24.1 - Define microbial ecology.Ch. 24.1 - Summarize why our view of the abundance of...Ch. 24.1 - Prob. 3AYPCh. 24.1 - Prob. 4AYPCh. 24.1 - Prob. 5AYPCh. 24.1 - Prob. 6AYPCh. 24.2 - List five important elements of biogeochemical...Ch. 24.2 - Diagram a carbon cycle.Ch. 24.2 - Prob. 9AYP
Ch. 24.2 - Prob. 10AYPCh. 24.2 - Describe the process of nitrogen fixation, and...Ch. 24.3 - Prob. 12AYPCh. 24.3 - Prob. 13AYPCh. 24.3 - Prob. 14AYPCh. 24.3 - Prob. 15AYPCh. 24.3 - Prob. 16AYPCh. 24.3 - Prob. 17AYPCh. 24.3 - Prob. 18AYPCh. 24 - Prob. 1CFCh. 24 - Which of the following is not a major subdivision...Ch. 24 - Prob. 2MCQCh. 24 - Prob. 3MCQCh. 24 - Prob. 4MCQCh. 24 - Root nodules contain ______, which can ________....Ch. 24 - Prob. 6MCQCh. 24 - Prob. 7MCQCh. 24 - Prob. 8MCQCh. 24 - Prob. 9MCQCh. 24 - Recent studies reveal that a. 100% of...Ch. 24 - Prob. 11TFCh. 24 - Prob. 12TFCh. 24 - Prob. 13TFCh. 24 - Prob. 14TFCh. 24 - Prob. 15TFCh. 24 - Prob. 1CTQCh. 24 - Prob. 2CTQCh. 24 - a. Outline the general characteristics of a...Ch. 24 - Prob. 4CTQCh. 24 - Summarize the role microbes play in the cycling of...Ch. 24 - Prob. 6CTQCh. 24 - Prob. 7CTQCh. 24 - Prob. 8CTQCh. 24 - Prob. 9CTQCh. 24 - PCBs are human-made pollutants that are not...Ch. 24 - Prob. 1CCCh. 24 - Prob. 2CCCh. 24 - Prob. 3CCCh. 24 - Prob. 4CCCh. 24 - Prob. 1VCCh. 24 - From chapter 8, figure 8.24. What process does...Ch. 24 - Prob. 1CM
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