Student Center | Instructor Center | Information Center | Home

	Biocourse.com
	NetTutor
	Web Links
	Information on Anthrax
	Microbiology in the News
	Careers in Microbiology
	Study Tips
	Correlation Guide to MiM III
	Glossary A-F
	Glossary G-L
	Glossary M-R
	Glossary S-Z
	Clinical Case Studies
	Interactive Time Line
	Lab Sequence Data


	Chapter Overview
	Chapter Objectives
	Study Outline
	Chapter Web Links
	Web Exercises
	Flash Cards
	Self-Quiz
	True or False

	Feedback Help Center

Microbiology, 5/e

Lansing M Prescott, Augustana College
Donald A Klein, Colorado State University
John P Harley, Eastern Kentucky University

Industrial Microbiology and Biotechnology

Multiple Choice Quiz

Choose the Best Answer


1	"Superbug" was a name coined for organisms engineered for
		A)	antibiotic production.
		B)	probiotic production.
		C)	hydrocarbon degradation.
		D)	enzyme production.
		E)	insulin production.


2	Which of the following is the easiest method of gene transfer?
		A)	Protoplast fusion
		B)	Electroporation
		C)	Transformation
		D)	Gene gun
		E)	Viral vectors


3	Lycopene is an important antioxidant normally present in high levels in
		A)	artichokes.
		B)	bananas.
		C)	tomatoes.
		D)	oranges.
		E)	soybeans.


4	Lyophilization is synonymous with:
		A)	Freeze-drying
		B)	Pasteurization
		C)	Filtration
		D)	Spoilage
		E)	Fermentation


5	Continuous feed during fermentation is used to maintain
		A)	temperature.
		B)	water level.
		C)	product concentration.
		D)	substrate concentration.
		E)	cell number.


6	Antibiotics tend to be
		A)	primary metabolites.
		B)	secondary metabolites.
		C)	tertiary metabolites.
		D)	quaternary metabolites.
		E)	any of the above.


7	Amino acids are used as food additives for which of the following reasons?
		A)	As natural antibiotics
		B)	As natural growth inhibitors
		C)	For nutritive purposes
		D)	As antioxidants
		E)	As food preservatives


8	_________ are microbially produced and can serve as gelling agents.
		A)	Amino acids
		B)	Biopolymers
		C)	Lipids
		D)	Polysaccharides
		E)	Fatty acids


9	Which of the following have NOT been used in various bioconversions?
		A)	Unicellular bacteria
		B)	Actinomycetes
		C)	Yeasts
		D)	Molds
		E)	Viruses


10	Which of the following best describes biodegradation?
		A)	A minor change in an organic molecule
		B)	Fragmentation of a complex organic molecule
		C)	Complete transformation of the organic molecule to mineral forms
		D)	All of the above
		E)	None of the above


11	_______ - corroding organisms are becoming very problematic.
		A)	Titanium
		B)	Gold
		C)	Aluminum
		D)	Steel
		E)	Iron


12	Which of the following was/were used to increase biodegradation after the Exxon Valdez oil spell?
		A)	Nutrient additions
		B)	Chemical dispersants
		C)	Biosurfactant additions
		D)	High-pressure steam
		E)	All of the above


13	Nonbiological foreign chemicals are termed:
		A)	Antibiotics
		B)	Probiotics
		C)	Prebiotics
		D)	Xenobiotics
		E)	Neurobiotics


14	_____ seem to be the most efficient at degradation of nonbiological chemicals.
		A)	Algae
		B)	Animals
		C)	Bacteria
		D)	Fungi
		E)	Plants


15	Which organism produces insecticidal activity?
		A)	Bacillus cereus
		B)	Bacsubtilis
		C)	Bacillus stearothermophilis
		D)	illus thuringiensis
		E)	herichia coli


16	________ open frames can be typically scanned in the microarray format.
		A)	A few
		B)	Tens of
		C)	Hundreds of
		D)	Thousands of
		E)	Millions of

2002 McGraw-Hill Higher Education
Any use is subject to the Terms of Use and Privacy Policy.
McGraw-Hill Higher Education is one of the many fine businesses of The McGraw-Hill Companies.