Who discovered the specific virus responsible for causing AIDS (Human Immunodeficiency Virus)? MCQ with Answer and Explanation

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Who discovered the specific virus responsible for causing AIDS (Human Immunodeficiency Virus)?

A. Luc Montagnier and Robert Gallo

B. Howard Temin

C. David Baltimore

D. Jonas Salk

Answer: Option A

Solution (By JKSSB Mock Tests)

Luc Montagnier and Robert Gallo isolated and identified the retrovirus HIV as the causative agent behind AIDS in the 1880s.

This question belongs to: Static General Knowledge Inventions and Discoveries

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Who discovered that malaria parasites mature within the gastrointestinal tract of Anopheles mosquitoes, winning a Nobel Prize in 1902?

A. Charles Laveran

B. Sir Ronald Ross

C. Robert Koch

D. Louis Pasteur

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Correct Answer: Option B

Explanation:
Sir Ronald Ross proved the vector transmission cycle of malaria while working in Secunderabad, India.

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Question #2

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Who is known for inventing the first commercially viable steam engine with a separate condenser?

A. Robert Fulton

B. James Watt

C. George Stephenson

D. Thomas Newcomen

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Correct Answer: Option B

Explanation:
James Watt radically improved the Newcomen steam engine by introducing a separate condenser, driving the Industrial Revolution.

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Question #3

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Who formulated the mathematical equations governing the unified theory of electricity, magnetism, and optics?

A. Albert Einstein

B. Michael Faraday

C. James Clerk Maxwell

D. Heinrich Hertz

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Correct Answer: Option C

Explanation:
James Clerk Maxwell formulated Maxwell's Equations, proving that light is an electromagnetic wave.

This question belongs to: Static General Knowledge Inventions and Discoveries

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