37 Questions
Who first discovered that colonies of the bacterium Staphylococcus aureus failed to grow in the area of a culture contaminated by Penicillium notatum?
Alexander Fleming
In which year was Penicillin successfully mass-produced using deep-tank fermentation techniques?
1942
Which antibiotic-resistant bacteria is commonly found on people and includes a dangerous pathogen known as MRSA?
Staphylococcus aureus
What is the main reason behind the emergence of antibiotic resistance according to the text?
Misuse of antibiotics
What technique was used to achieve a significant increase in penicillin yield from 1945 to 1970?
Chemical mutagenesis
Which drug works by inhibiting a protein used by bacteria in their cell walls and was later faced with resistance from MRSA strains?
Methicillin
What is the worth of the Online Practical Exam?
15% of the grade
When is the in-person Final Exam scheduled?
Friday, 15th December
How many MCQ questions are there in the in-person Final Exam?
60 questions
What is the focus of the Online Practical Exam?
Only on Practical material (manual/online material)
How many known antibiotics are approximately mentioned?
Approx. 8000 known antibiotics
Which lecture covers 'Microorganisms and Disease'?
Lecture 11
Where does most of the Antibiotics come from?
Streptomyces bacteria
Who discovered Penicillin?
Alexander Fleming
What is the focus of the in-person Final Exam?
On Lecture Material
Which lecture covers 'Antibiotic Resistant Microorganisms'?
Lecture 15
What was the main reason behind the emergence of methicillin-resistant Staphylococcus aureus (MRSA)?
The introduction of relatively resistant methicillin
What technique was used to achieve a significant increase in penicillin yield from 1945 to 1970?
Chemical mutagenesis
What is the role of potassium clavulanate in combination with penicillin?
It inhibits the action of penicillinase
What did Howard Florey and Ernst Chain do in 1940?
Purified the penicillin mold and injected it in live mice
'Synergism' between antibiotics occurs when:
The effect of two drugs together is greater than the effect of either alone
Which organism was commonly found on people and developed resistance to penicillin in 1945?
Staphylococcus aureus
What was the main reason behind the emergence of antibiotic resistance according to the text?
Using antibiotics for common cold and other inappropriate conditions
What did Pfizer achieve successfully in 1942?
Mass production of Penicillin using deep-tank fermentation techniques
What did Alexander Fleming discover about Staphylococcus aureus and Penicillium notatum?
They failed to grow in the area contaminated by Penicillium notatum.
What did the Nobel Prize in Physiology & Medicine awarded jointly to Fleming, Florey, and Chain for?
Discovery and development of penicillin as a therapeutic drug.
Where will the Online Practical Exam be conducted?
In a designated online platform
When is the in-person Final Exam scheduled?
Friday, 15th December from 16:30 to 18:30
How many MCQ questions will be in the in-person Final Exam?
60
What is the focus of Lecture 17?
Microbiology in the Food Industry – The Fungi
'Penicillin was first and produced by Penicillium notatum' - Is this statement true or false?
True
'Approximately how many known antibiotics are there?' - Is this statement true or false?
~8000 known antibiotics
What is the worth of the Online Practical Exam?
15% of the grade
Where does most of the Antibiotics come from?
Streptomyces bacteria
'What are Antibiotics?' - Is this statement true or false?
Compounds produced by microorganisms that kill or inhibit the growth of other microorganisms.
'70% of antibiotics are produced by Streptomyces bacteria' - Is this statement true or false?
True
'Penicillin was first successfully mass-produced using deep-tank fermentation techniques' - Is this statement true or false?
True
Get ready for the Agricultural Microbiology exams with the upcoming online practical exam and the in-person final exam. The practical exam will cover material from the manual/online resources and is worth 15% of the grade, while the final exam, covering lecture material, is worth 70% of the grade. Sample questions will be posted soon.
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