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- If we are to rely on microorganisms to biodegrade wastes in landfills,aquatic habitats, and soil, list some ways that this process could bemade more efficient.What could thwart microbial bioremediation of a sitethat contains buried nuclear weapons that are leakinguranium?Discuss the possibility of life on Mars. Will extremophiles prove useful? Can you explain the upper-temperature limit to life unrelated to the stability of proteins or nucleic acids? How influential is microbial activity on the geological processes of mineral formation and deposition compared to biological processes? Can you argue both sides? What are the challenges and advantages of the use of extremeophiles in industrial or bioremediation applications?
- Wastewater treatment process is endothermic or exothermic?What are the benefits of the bioremediation solution that you are proposing to treat the oil spill in the Kalba sea compared to other solutions like using dispersants or in-situ burning?What factors govern the extent and type of microbial activityin soils?
- Is nutrient agar (NA) a complex or defined medium? Explained based on its composition. Is NA a differential, selective, neither differential nor selective media? Explaining based on what kind of Organism it allows to grow?With the low nutrient concentrations in manures/organic matter, why use it at all?How influential is microbial activity on the geological processes of mineral formation and deposition compared to biological processes? (Can you argue both sides of this one). Thank you
- Why is accelerated microbial corrosion of iron metal thought torequire a direct interaction between the sulfate reducers andthe metal surface?Defend or refute this statement: The upper-temperature limit to life is unrelated to the stability of proteins or nucleic acids and how influential is microbial activity on the geological processes of mineral formation and deposition compared to biological processes? (argue both sides of this one). What challenges and advantages do you see with the use of extremeophiles in industrial or bioremediation applications?The activated sludge process was developed from empirical knowledge and is now widely used for wastewater treatment. From a microbial point of view, i. Discuss how the ecology of different sectors of the process can be defined. ii. Design an experiment to understand how an efficient process differs from one with problems, such as sludge bulking.