Microbiology With Diseases By Taxonomy (6th Edition)
6th Edition
ISBN: 9780134832302
Author: Robert W. Bauman Ph.D.
Publisher: PEARSON
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Chapter 27, Problem 10MC
Anammox reactions are _______.
- a. anaerobic and part of nitrogen cycling
- b. anaerobic and part of carbon cycling
- c. aerobic and part of sulfur cycling
- d. aerobic and part of metal ion oxidation
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Chapter 27 Solutions
Microbiology With Diseases By Taxonomy (6th Edition)
Ch. 27 - A blogger stated that germs (microorganisms) are...Ch. 27 - Compare human, animal, and plant pathogens that...Ch. 27 - In the environment, nutrients are generally...Ch. 27 - Most chemical elements exist in the environment as...Ch. 27 - In the carbon cycle, microbes convert _______. a....Ch. 27 - In aquatic environments, most microbial life is...Ch. 27 - Of the following characteristics, which would...Ch. 27 - Anammox reactions are _______. a. anaerobic and...Ch. 27 - __ Biofilms of microorganisms form in aquatic...Ch. 27 - __ Cooperation is common among microorganisms...
Ch. 27 - ______ Aquatic microorganisms are more prevalent...Ch. 27 - _______ Abyssal organisms are found near shores of...Ch. 27 - Leaching of compounds from mine tailings often...Ch. 27 - Biogeochemical cycling involves three primary...Ch. 27 - Nitrogen exists primarily as ______ in the...Ch. 27 - Label the general phases in the carbon cycle.Ch. 27 - Prob. 1CTCh. 27 - Prob. 2CT
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- 1. Which of the following is most likely to result in "immobilization"? A. Assimilation B. Ammonification C. Sulfur oxidation D. Mineralization E . Denitrification 2. What metabolic type in the carbon cycle would most likely benefit from living in the presence of a starch-digesting microbe in an anaerobic environment? A Sugar fermenter: B. Methanogen C. Carbon fixer D. Methane oxidizer E CO reducer 3. Which two of the following choices are the goals of pasteurization? A Kill all spoilage microbes B. Sterilize C. Kill all pathogens D. Reduce spollage microbes E. Reduce pathogen numbersarrow_forward50 states in America are home to more than 2,000 anaerobic digestion (AD) facilities. Millions of homes and companies may be powered by the clean, ecologically friendly biogas which they are creating, which can then be turned into sustainable natural gas. What facilities are there?arrow_forwardWhich of the following statement is INCORRECT?A. Bacteria can decompose organic nitrogen.B. Biological nitrogen fixation is carried out by bacteria.C. Ammonia, ammonium ion and nitrate ion are examples of biological availablenitrogen.D. Denitrifying bacteria converts atmospheric dinitrogen gas into nitrate ion.E. Nitrification is the process of converting reactive nitrogen into another form ofreactive nitrogen.arrow_forward
- 2. Glycolysis yields: a. more ATP than a cell needs to survive b. 36 ATP only when O2 is used during this process c. 2 ATP in both aerobic and anaerobic organisms d. less ATP than it uses up during the process 3. Photosynthesis provides the following to living systems: a. lipids and oxygen. b. atmospheric oxygen and chemical energy c. organic "fixed" carbon. d. hydrophyllic compounds. e. b and c 4. Gamma rays: a. are necessary for plants to photosynthesize b. cause cells to begin to divide c. are high energy short wavelength rays from the sun d. are low energy long wavelengths rays from the sunarrow_forwardWhich of the following substances are required by all organisms?a. organic nutrients b. inorganic nutrients c. growth factors d. oxygen gasarrow_forwardAn advantage of the solid biofuels is a. Same as wet biomass b. Produce Biogas without pyrolysis process c. Decomposition without anaerobic conditions d. Easy to store and transportarrow_forward
- Most oxidation reactions in microbial bioenergetics involve thea. removal of electrons b. addition of electrons c. addition of oxygen d. removal of oxygenarrow_forwardWhich of the following statements is false? A. Sulfur-oxidizing bacteria may form hydrogen sulfide (H2S) as a product of the oxidation. B. Dissimilatory reduction of metals such as Fe3+ to Fe2+ represents anaerobic respiration. C. The nitrification reactions carried out by certain bacteria would be considered lithotrophy. D. Denitrification reactions would be considered anaerobic respiration.arrow_forward33. Increase in the population of photosynthetic bacteria using the oxygen-releasing pathway led to an increase in the oxygen levels in the seas and air. What was (were) the major consequence(s) of that change? I. aerobic respiration became the major mode of life II. all anaerobic organisms went extinct III. formation of ozone layer a. I only b. II only c. I and II d. I and III n 2" c. I, II, and III will be inarrow_forward
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