The invention of the common household storage layout known as the tupperware container was patented by whom? MCQ with Answer and Explanation

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The invention of the common household storage layout known as the tupperware container was patented by whom?

A. Earl Tupper

B. Roy Plunkett

C. Waldo Semon

D. Leo Baekeland

Answer: Option A

Solution (By JKSSB Mock Tests)

Earl Tupper developed airtight polyethylene injection-molded containers featuring flexible snap lids in 1946.

This question belongs to: Static General Knowledge Inventions and Discoveries

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Question #1

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Who discovered that electric fields can split light spectral lines, a physical phenomenon known as the Stark Effect?

A. Hendrik Lorentz

B. Johannes Stark

C. Max Planck

D. Pieter Zeeman

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Correct Answer: Option B

Explanation:
Johannes Stark discovered the electric splitting of hydrogen spectral lines in 1913, winning the 1919 Nobel Prize in Physics.

This question belongs to: Static General Knowledge Inventions and Discoveries

Question #2

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The invention of the common chemical manufacturing system known as the Chamber Process optimized production of what?

A. Sulfuric Acid

B. Soda Ash

C. Bleaching Powder

D. Nitric Acid

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Correct Answer: Option A

Explanation:
John Roebuck patented the lead-chamber method in 1746, enabling the mass production of sulfuric acid, a key chemical of the Industrial Revolution.

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Question #3

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The invention of the modern mechanical reaper, which automated grain harvesting, was patented by whom?

A. John Deere

B. Cyrus McCormick

C. Eli Whitney

D. James Hargreaves

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Correct Answer: Option B

Explanation:
Cyrus McCormick patented the horse-drawn mechanical reaper in 1834, transforming agricultural output.

This question belongs to: Static General Knowledge Inventions and Discoveries

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