,Microbiology Fundamentals: A Clinical Approach, 3e (Cowan)
Chapter 1 Introduction to Microbes and Their Building Blocks
1) When humans manipulate the genes of microorganisms, the process is called ________.
A) bioremediation
B) genetic engineering
C) epidemiology
D) immunology
E) taxonomy
Answer: B
Section: 01.01
Topic: Microbial Roles; Basics of Genetic Engineering
Bloom's: 01. Remember
ASM Topic: Module 04 Information Flow
ASM Objective: 04.05 Cell genomes can be manipulated to alter cell function.
2) Which of the following is not considered a microorganism?
A) Mosquito
B) Protozoan
C) Bacterium
D) Virus
E) Fungus
Answer: A
Section: 01.01
Topic: Taxonomy of Microorganisms
Bloom's: 01. Remember
ASM Topic: Module 01 Evolution
ASM Objective: 01.02 Mutations and horizontal gene transfer, along with the immense variety
of microenvironments, have resulted in a vast diversity of microorganisms.
3) All microorganisms are best defined as organisms that ________.
A) cause human disease
B) lack a cell nucleus
C) are infectious particles
D) are too small to be seen with the unaided eye
E) can only be found growing in laboratories
Answer: D
Section: 01.01
Topic: Microbial Roles
Bloom's: 01. Remember
ASM Topic: Module 01 Evolution
ASM Objective: 01.02 Mutations and horizontal gene transfer, along with the immense variety
of microenvironments, have resulted in a vast diversity of microorganisms.
,4) Which activity is an example of biotechnology?
A) Bacteria in the soil secreting an antibiotic to kill competitors
B) A microbiologist using the microscope to study bacteria
C) Egyptians using moldy bread on wounds
D) Escherichia coli producing human insulin
E) Public health officials monitoring diseases in a community
Answer: D
Section: 01.01
Topic: Basics of Genetic Engineering
Bloom's: 02. Understand
ASM Topic: Module 06 Impact of Microorganisms
ASM Objective: 06.03 Humans utilize and harness microorganisms and their products.
5) Living things ordinarily too small to be seen with the unaided eye are termed ________.
A) bacteria
B) viruses
C) parasites
D) microorganisms
E) prokaryotes
Answer: D
Section: 01.01
Topic: Cellular Organization
Bloom's: 01. Remember
ASM Topic: Module 01 Evolution
ASM Objective: 01.02 Mutations and horizontal gene transfer, along with the immense variety
of microenvironments, have resulted in a vast diversity of microorganisms.
6) The microorganisms that recycle nutrients by breaking down dead matter and wastes are
called ________.
A) decomposers
B) prokaryotes
C) pathogens
D) eukaryotes
E) fermenters
Answer: A
Section: 01.01
Topic: Microbial Roles
Bloom's: 01. Remember
ASM Topic: Module 06 Impact of Microorganisms
ASM Objective: 06.01 Microbes are essential for life, as we know it, and the processes that
support life (e.g. in biogeochemical cycles and plant/animal microflora).
, 7) Cells, like bacteria and archaea, that do not have a nucleus in their cells have traditionally
been called ________.
A) decomposers
B) prokaryotes
C) pathogens
D) eukaryotes
E) fermenters
Answer: B
Section: 01.01
Topic: Cellular Organization
Bloom's: 01. Remember
ASM Topic: Module 02 Structure and Function
ASM Objective: 01.01 Cells, organelles (e.g. mitochondria and chloroplasts) and all major
metabolic pathways evolved from early prokaryotic cells.
8) The first cells appeared about ________ billion years ago.
A) 5.2
B) 4.6
C) 3.8
D) 2.9
E) 1.5
Answer: C
Section: 01.01
Topic: History of Microbiology
Bloom's: 01. Remember
ASM Topic: Module 01 Evolution
ASM Objective: 01.01 Cells, organelles (e.g. mitochondria and chloroplasts) and all major
metabolic pathways evolved from early prokaryotic cells.
9) Which of the following is not a human use of microorganisms?
A) Making bread
B) Treating water and sewage
C) Manufacturing copper wire
D) Mass producing antibiotics
E) Cleaning up oil spills
Answer: C
Section: 01.01
Topic: Microbial Roles
Bloom's: 01. Remember
ASM Topic: Module 06 Impact of Microorganisms
ASM Objective: 06.03 Humans utilize and harness microorganisms and their products.
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