Foundations in Microbiology
10th Edition
ISBN: 9781259705212
Author: Kathleen Park Talaro, Barry Chess Instructor
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 26.L2, Problem 2CT
2. Observe the carbon and nitrogen cycles and explain those places in the cycles where interactions in biofilms would be important factors.
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Chapter 26 Solutions
Foundations in Microbiology
Ch. 26.1 - 1. Define microbial ecology and describe what it...Ch. 26.1 - Prob. 2ELOCh. 26.1 - 3. Differentiate between habitat and niche, using...Ch. 26.1 - 1. Present in outline form the levels of...Ch. 26.1 - 2. Compare the concepts of habitat and niche using...Ch. 26.2 - Prob. 4ELOCh. 26.2 - 5. Analyze trophic structures and nutritional...Ch. 26.2 - 6. Outline several types of ecological...Ch. 26.2 - Prob. 3CYPCh. 26.2 - Prob. 4CYP
Ch. 26.2 - Prob. 5CYPCh. 26.2 - Prob. 6CYPCh. 26.3 - 7. Summarize the main concepts pertaining to...Ch. 26.3 - 8. Discuss the primary participants in and...Ch. 26.3 - 9. Describe the forms in which nitrogen is found...Ch. 26.3 - 10. Indicate the main components of the sulfur and...Ch. 26.3 - Prob. 7CYPCh. 26.3 - Prob. 8CYPCh. 26.3 - Prob. 9CYPCh. 26.3 - Prob. 10CYPCh. 26.3 - 11. Describe nitrogen fixation, ammonification,...Ch. 26.3 - 12. What form of nitrogen is required by plants?...Ch. 26.3 - 13. Summarize the main stages in the cycling of...Ch. 26.3 - 14. Explain the processes of bioaccumulation and...Ch. 26.4 - 11. Describe the structure of soil and how it...Ch. 26.4 - Prob. 12ELOCh. 26.4 - 13. Explain how bioremediation relates to soil and...Ch. 26.5 - Prob. 14ELOCh. 26.5 - 15. Describe the structure of aquatic ecosystems.Ch. 26.5 - 16. Explain how aquatic environments vary in...Ch. 26.5 - 17. Relate the principles involved in water...Ch. 26.5 - Prob. 18ELOCh. 26.5 - 15. Describe the composition of the soil, the...Ch. 26.5 - Prob. 16CYPCh. 26.5 - 17. What are the roles of precipitation,...Ch. 26.5 - 18. What causes the formation of the epilimnion,...Ch. 26.5 - Prob. 19CYPCh. 26.5 - Prob. 20CYPCh. 26.5 - Prob. 21CYPCh. 26.5 - 22. Give specific examples of indicator organisms...Ch. 26.5 - 23. Describe two methods of water analysis.Ch. 26.L1 - 1. Which of the following is not a major...Ch. 26.L1 - Prob. 2MCQCh. 26.L1 - 3. The quantity of available nutrients _______...Ch. 26.L1 - Prob. 4MCQCh. 26.L1 - Prob. 5MCQCh. 26.L1 - Prob. 6MCQCh. 26.L1 - 7. Which of the following bacteria would be the...Ch. 26.L1 - Prob. 8MCQCh. 26.L1 - 9. An oligotrophic ecosystem would be most likely...Ch. 26.L1 - 10. Which of the following does not vary...Ch. 26.L1 - Prob. 1CSRCh. 26.L1 - 2. Increased average water temperature in Lake...Ch. 26.L1 - Prob. 3CSRCh. 26.L1 - Prob. 1WCCh. 26.L1 - Prob. 2WCCh. 26.L1 - Prob. 3WCCh. 26.L1 - 4. Draw a diagram that follows the effects of CO2...Ch. 26.L1 - Prob. 5WCCh. 26.L1 - Prob. 6WCCh. 26.L2 - 1. Biologists can set up an ecosystem in a small,...Ch. 26.L2 - 2. Observe the carbon and nitrogen cycles and...Ch. 26.L2 - Prob. 3CTCh. 26.L2 - 4. Why are organisms in the abyssal zone of the...Ch. 26.L2 - 5. a. What eventually happens to the nutrients...Ch. 26.L2 - 6. If we are to rely on microorganisms to...Ch. 26.L2 - Prob. 1VCCh. 26.L2 - 2. From chapter 8, Figure 8.27. What process does...
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- Which of these occurs through symbiotic nitrogen fixation? The plant benefits from using an endless source of nitrogen The soil benefits from being naturally fertilized Bacteria benefit from using photosynthates from the plant All of the above occur.arrow_forward11. Which term refers to microorganisms that can survive in an environment with low nutrient availability such as Lake Lanao? " oligotrophs O copiotrophs O autotrophs saprotrophs 12. Where do microorganisms with magnetosones inhabit in nature? * O atmo-ecosphere soil surface deep bottom sediments O pelagic waters 13. Bacterial colonies will continue to grow in size inside nutrient agar plate after prolonged incubation such as up to a month. * O True False 14. The actual amount of available water (Aw) for microbial growth is limiting in both desert and arctic biomes. * True O False 15. Which term refers to microorganisms that can survive in both surface and deep waters where hydrostatic pressure extremely varies with depth? * O osmotolerant aerotolerant barotolerant O halotolerant O O O Oarrow_forward1. Why are there so many antibiotic-producing organisms in soils?arrow_forward
- 2. Discuss how the study of microbial biofilms has evolved over time and the contribution of Bill Costerton and outline why Biofilms in biopharmaceuticals water systems are an issue.arrow_forward7. You are instructed to determine the microbiological quality of two (2) food products, biltong (a traditional South African dried meat) and beef mince. Discuss the effect the intrinsic parameter water activity would have on the potential spoilage of these products and the type of microorganisms that would dominate the spoilage flora.arrow_forward11. Soil can be important in lessening the effects of climate change because: soil can be a large reservoir for excess carbon. All of these answers are true. microorganisms lessen the amount of methane released into the atmosphere. soil that is compacted cannot release dangerous greenhouse gases into the atmosphere.arrow_forward
- Provide 3 reasons why soil is an excellent source for microbes especially potential antibiotic producersarrow_forward7) Psychrophiles, thermophiles, halophiles, and acidophiles are defined by their unique abilities to thrive in, respectively, environments that are extremely Group of answer choices salty, cold, hot, acidic hot, cold, salty, acidic cold, hot, salty, basic hot, cold, acidic, salty cold, hot, salty, acidicarrow_forwardWhich of the following diseases are associated with "Biofilms" * Select one or more than on answer Which of the following diseases is/are associated with "Biofilms" Select one or more: O a. cystic fibrosis O b. prosthetic joint infections O c. endocarditis O d. periodontal diseases O e. kidney stones Which of the following microorganisms require the major available (aW) of water to proliferate? Which of the following microorganisms requires the greatest amount of available water (aW) to grow? O Penicillium spp. O Xeromyces spp. O Escherichia coli Pseudomonas aeruginosa O Staphylococcus aureus Mention and describe the two types of bacterial resistance to antibiotics. Name and describe the two types of bacterial resistance to antibiotics. of A - lagarrow_forward
- 17. Heterocyclic lipids found in the membranes of bacteria. The chemical structure is similar to that of sterols such as cholesterol. 20. Activity involving two or more microorganisms seeking the same niche or nutrients. M 26. The addition of contaminated soil to agricultural soil with the purpose of soil microorganisms mineralizing the organic contaminant. Marrow_forward1. What attributes would a microbe need (physical or biochemical) to be able to: a. Travel from Africa to North America and remain viable? b. Flourish in the new environment if it was pathogenic for man?c. Flourish in the new environment if it was pathogenic for plants?d. Flourish in the new environment if it was a soil organism?arrow_forward2. You have the intention to build a house in a rural community with limited facilities, hence you need to install a septic tank and drill a well for drinking water. Having considered the location and proximity of both the septic tank and the drinking water well, explain the steps you may take to ensure that the drinking water will not be contaminated by leakages from the septic tank in accordance with government regulation.arrow_forward
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