Microbiology: An Introduction
12th Edition
ISBN: 9780321929150
Author: Gerard J. Tortora, Berdell R. Funke, Christine L. Case
Publisher: PEARSON
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Chapter 28, Problem 10MCQ
Which of the following reactions is an oxidation carried out by Acidithiobacillus ferrooxidans?
- a. Fe2+ → Fe3+
- b. Fe3+ → Fe2+
- c. CuS → CuSO4
- d. Fe0 → Cu0
- e. none of the above
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Chapter 28 Solutions
Microbiology: An Introduction
Ch. 28 - What is industrial microbiology? Why is it...Ch. 28 - How does commercial sterilization differ from...Ch. 28 - Why is a can of blackberries preserved by...Ch. 28 - Outline the steps in the production of cheese, and...Ch. 28 - Beer is made with water, malt, and yeast; hops are...Ch. 28 - Why is a bioreactor better than a large flask for...Ch. 28 - The manufacture of paper includes the use of...Ch. 28 - Describe an example of bioconversion. What...Ch. 28 - Prob. 9RCh. 28 - NAME IT Van Leeuwenhoek was the first to see this...
Ch. 28 - Foods packed in plastic for microwaving are a....Ch. 28 - Acetobacter is necessary for only one of the steps...Ch. 28 - Use the following choices to answer questions 35:...Ch. 28 - The spoilage of canned foods caused by Geobacillus...Ch. 28 - A heat-resistant fungus that causes spoilage in...Ch. 28 - The term 12D treatment refers to a. heat treatment...Ch. 28 - Which one of the following is not a fuel produced...Ch. 28 - Which type of radiation is used to preserve foods?...Ch. 28 - Which of the following reactions is undesirable in...Ch. 28 - Which of the following reactions is an oxidation...Ch. 28 - Which bacteria seem to be most frequently used in...Ch. 28 - Methylophilus methylotrophus can convert methane...Ch. 28 - Faded worn-look denim is produced with cellulase....Ch. 28 - Suppose you are culturing a microorganism that...Ch. 28 - Researchers at the CDC inoculated apple cider with...Ch. 28 - The antibiotic efrotomycin is produced by...
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- Bacteria that derive their carbon from carbon dioxide and their energy from the oxidation of inorganic ions are termed what? a. chemolithotrophs b. chemoorganotrophs c. photoautotrophs d. photoheterotrophsarrow_forwardStrict anaerobes cannot live in the presnece of oxgyen because: a.)they have to mitochondria b.) they cannot absord nutrients from the envioment c.)they cannot make macromolcules d.) they lack detoxifing enzymes e.) they cannot make ATP oragnisms need phosphorous to incoroprate it in their: a.) cell membrane b.) DNA and RNA c.) ATP d.) a and c e.) a, b, and carrow_forwardwas used by Joseph Lister to clean wounds and surgical instruments: A.Antibiotics b.Chlorine water Carbonic acid dAntitoxins e. Carbolic acid Which one of the following does not apply to the bacterial glycocalyx? It is not responsible for virulency b .It allows the organism to resist drying C. It may allow an organism to resist phagocytosis d.It is composed of carbohydrates E. It is enclosed by the cell wallarrow_forward
- Cyanobacteria harness energy from the sun through photosynthesis, and oxidize water to provide electrons for energy generation. Thus, we classify cyanobacteria as _________. a. photolithotrophs b. photoautotrophs c. chemolithoautotrophs d. chemo-organotrophsarrow_forwardMicroorganisms that require carbon dioxide for growth are called: * A)Psychrophiles B)Capnophiles C)halophiles D)Mesophilesarrow_forwardWhich microorganism could grow in battery acid? A. Picrophilus batteriales B. Helicobacter pylori C. Picrophilus oshimae D. Hydrogenomas acidophilus E. Acidobacterium capsulatum ___________________ is crucial to sequencing reactions. A. computer B. capillary tube C. laser D. voltage E. all of the abovearrow_forward
- To which of the following is the photosynthetic bacterium Chormatium most closely related? Explain why. a. cyanobacteria b. Chloroflexus c. Escherichiaarrow_forwardWhich type of bacteria is responsible for producing ex-tremely toxic sulfuric acid?(a) Thiobacillus (d) Sulfur-oxidizing(b) Sulfate-reducing (e) a and d(c) Sulfur-reducingarrow_forwardWhich of the following antimicrobic modes of action would be the most selectively toxic? A. Inhibiting DNA replication B. Inhibiting RNA synthesis C. Preventing cell wall synthesis D. Disrupting cell membrane functionarrow_forward
- Some purple nonsulfur bacteria utilize solar energy but require an organic carbon source. They are classified as a. chemolithotrophs. b. chemoorganotrophs. c. photoautotrophs. d. photoheterotrophs.arrow_forwardFermentation products produced by the skin-colonizing bacterium Staphylococcus epidermidis benefit humans in which of the following ways? A) Mucus is dissolved by these fermentation products B) Pathogens are destroyed by this bacterium through phagocytosis C) These products bind to receptors and interfere with viral infections D) They reduce the pH to values less hospitable to pathogens E) This acid consumes nutrientsarrow_forwardChemoautotrophs can survive on ____________ alone.a. minerals b. CO2 c. minerals and CO2 d. methanearrow_forward
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