Who discovered the antibiotic Streptomycin, the first effective cure for tuberculosis, winning a Nobel Prize in 1952? MCQ with Answer and Explanation

Question
Who discovered the antibiotic Streptomycin, the first effective cure for tuberculosis, winning a Nobel Prize in 1952?
A. Howard Florey
B. Edward Abraham
C. Alexander Fleming
D. Selman Waksman
Answer: Option D
Solution (By JKSSB Mock Tests)
Selman Waksman discovered several antibiotics produced by soil microbes, including streptomycin.
This question belongs to: Static General Knowledge Inventions and Discoveries
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Question #1
The invention of the common computing tracking protocol known as the Ethernet local network architecture was co-developed by whom?
A. Vint Cerf
B. Tim Berners-Lee
C. Robert Metcalfe
D. Douglas Engelbart
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Correct Answer: Option C

Explanation:
Robert Metcalfe co-invented Ethernet at Xerox PARC in 1973, linking internal computer terminals across localized hardware networks.
This question belongs to: Static General Knowledge Inventions and Discoveries
Question #2
The invention of the common household vacuum storage device known as the Thermos Flask was developed by whom?
A. Thomas Edison
B. James Dewar
C. Willis Carrier
D. James Joule
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Correct Answer: Option B

Explanation:
Sir James Dewar invented the double-walled vacuum-insulated silvered glass flask in 1892 to isolate cryogenic liquefied gases.
This question belongs to: Static General Knowledge Inventions and Discoveries
Question #3
Who discovered the protozoan parasite causing Malaria in human red blood cells?
A. Robert Koch
B. Ronald Ross
C. Charles Alphonse Laveran
D. Louis Pasteur
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Correct Answer: Option C

Explanation:
Charles Alphonse Laveran discovered the malaria parasite in 1880, winning the Nobel Prize in 1907. Sir Ronald Ross later discovered that mosquitoes transmit it.
This question belongs to: Static General Knowledge Inventions and Discoveries
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