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Questions and Answers
Which organism plays a critical role in the arrival of Oxygen based metabolism?
Which organism plays a critical role in the arrival of Oxygen based metabolism?
What is the main biological process of forming N2 from nitrate?
What is the main biological process of forming N2 from nitrate?
Which of the following is a major reservoir of N2?
Which of the following is a major reservoir of N2?
What is the first stable product of nitrogen fixation?
What is the first stable product of nitrogen fixation?
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Which micro-organism is sensitive to oxygen and evolves to solve the problem by forming heterocysts?
Which micro-organism is sensitive to oxygen and evolves to solve the problem by forming heterocysts?
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Which process involves the oxidation of NH4+ to NO3-?
Which process involves the oxidation of NH4+ to NO3-?
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What is the main energy source for nitrogenase during nitrogen fixation in symbiotic plants?
What is the main energy source for nitrogenase during nitrogen fixation in symbiotic plants?
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Which bacteria are involved in the process of nitrification?
Which bacteria are involved in the process of nitrification?
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What is the end product of anammox process?
What is the end product of anammox process?
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Which process involves the release of NH4+ from organic nitrogen?
Which process involves the release of NH4+ from organic nitrogen?
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What is the main role of the ozone layer in the context of nitrogen cycle?
What is the main role of the ozone layer in the context of nitrogen cycle?
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Which of the following is a plant-microorganism interaction that enhances nitrogen availability?
Which of the following is a plant-microorganism interaction that enhances nitrogen availability?
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What is the deadline for submitting late practical reports with a grade penalty?
What is the deadline for submitting late practical reports with a grade penalty?
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Where can the MCQ practical exam results be found?
Where can the MCQ practical exam results be found?
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When is the final exam scheduled?
When is the final exam scheduled?
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What percentage of photosynthetic oxygen production on the planet do microorganisms such as Prochlorococcus account for?
What percentage of photosynthetic oxygen production on the planet do microorganisms such as Prochlorococcus account for?
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Which lecture covers the topic of Pathogenic Bacteria?
Which lecture covers the topic of Pathogenic Bacteria?
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Which lecture discusses the topic of Antibiotic Resistant Microorganisms?
Which lecture discusses the topic of Antibiotic Resistant Microorganisms?
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Which cycle is described as 'minor' but still critical for life on earth?
Which cycle is described as 'minor' but still critical for life on earth?
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Which microorganism accounts for a huge percentage of photosynthetic oxygen production on the planet?
Which microorganism accounts for a huge percentage of photosynthetic oxygen production on the planet?
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What is the worth of the final exam?
What is the worth of the final exam?
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Which lecture covers the topic of Microbiology in the Food Industry Fermentations?
Which lecture covers the topic of Microbiology in the Food Industry Fermentations?
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What is the deadline for submitting practical reports for practical 2?
What is the deadline for submitting practical reports for practical 2?
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Which lecture discusses the topic of The Immune System?
Which lecture discusses the topic of The Immune System?
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Study Notes
Nitrogen Cycle
- The organism that plays a critical role in the arrival of oxygen-based metabolism is Cyanobacteria.
- Denitrification is the main biological process of forming N2 from nitrate.
- The atmosphere is a major reservoir of N2.
- Ammonia (NH3) is the first stable product of nitrogen fixation.
- Anabaena, a micro-organism, is sensitive to oxygen and evolves to solve the problem by forming heterocysts.
- Nitrification involves the oxidation of NH4+ to NO3-.
- The main energy source for nitrogenase during nitrogen fixation in symbiotic plants is ATP.
- Nitrosomonas and Nitrobacter are the bacteria involved in the process of nitrification.
- The end product of the anammox process is N2.
- Ammonification involves the release of NH4+ from organic nitrogen.
- The ozone layer plays a crucial role in the context of the nitrogen cycle by protecting nitrogen-fixing organisms from UV radiation.
Microbiology
- Microorganisms like Prochlorococcus account for around 5-10% of photosynthetic oxygen production on the planet.
- Cyanobacteria account for a huge percentage of photosynthetic oxygen production on the planet.
- Pathogenic Bacteria is covered in Lecture 5.
- Antibiotic Resistant Microorganisms are discussed in Lecture 6.
- The nitrogen cycle is described as 'minor' but still critical for life on earth.
- Microbiology in the Food Industry Fermentations is covered in Lecture 3.
- The Immune System is discussed in Lecture 7.
Exams and Assignments
- The final exam is scheduled for [insert date] and is worth 50%.
- Late practical reports can be submitted with a 10% grade penalty until [insert date].
- MCQ practical exam results can be found on the course website.
- Practical reports for Practical 2 are due on [insert date].
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Description
Test your knowledge of agricultural microbiology with this MCQ practical exam. Access your results on Brightspace under the Quiz tab.
