Sir Alexander Fleming discovers penicillin - Exam
- 1. In which year did Sir Alexander Fleming discover penicillin?
A) 1943
B) 1901
C) 1956
D) 1928
- 2. Who shared the 1945 Nobel Prize in Physiology or Medicine with Sir Alexander Fleming for the discovery of penicillin?
A) Gregor Mendel and Thomas Hunt Morgan
B) Ernst Boris Chain and Howard Florey
C) Rosalind Franklin and Maurice Wilkins
D) Louis Pasteur and Robert Koch
- 3. What is the primary mechanism of action of penicillin against bacteria?
A) Inhibition of protein synthesis
B) Inhibition of DNA replication
C) Inhibition of cell wall synthesis
D) Disruption of cell membrane integrity
- 4. The discovery of penicillin laid the foundation for the development of what field of medicine?
A) Surgery
B) Antibiotics
C) Homeopathy
D) Radiology
- 5. What effect did the discovery of penicillin have on the mortality rate of bacterial infections?
A) Increased it
B) Eliminated it completely
C) Significantly reduced it
D) Had no effect
- 6. What was the name of the patient who was successfully treated with penicillin by Howard Florey and Ernst Boris Chain in 1941?
A) Emily Evans
B) Albert Alexander
C) Sarah Smith
D) David Davis
- 7. Which World War significantly increased the demand for penicillin as an antibiotic?
A) Korean War
B) Vietnam War
C) World War I
D) World War II
- 8. Penicillin was the first commercially available ______?
A) Antibiotic
B) Antiviral
C) Antifungal
D) Antiparasitic
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