Who discovered that certain living tissue matrices lack internal cell partitions, establishing syncytial structures? MCQ with Answer and Explanation

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Who discovered that certain living tissue matrices lack internal cell partitions, establishing syncytial structures?

A. Robert Hooke

B. Matthias Schleiden

C. Antonie van Leeuwenhoek

D. Theodor Schwann

Answer: Option D

Solution (By JKSSB Mock Tests)

Schwann expanded cell structural definitions across animal physiology, establishing shared base principles with plant tissues.

This question belongs to: Static General Knowledge Inventions and Discoveries

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Question #1

Who invented the lightning rod and bifocal lenses?

A. Thomas Edison

B. Benjamin Franklin

C. Nikola Tesla

D. Michael Faraday

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Correct Answer: Option B

Explanation:
Benjamin Franklin invented the lightning rod, bifocal spectacles, and the Franklin stove.

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Question #2

The invention of the common chemical matchstick containing safer amorphous red phosphorus instead of toxic white phosphorus is called what?

A. Congreve Match

B. Friction Match

C. Lucifer Match

D. Safety Match

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Correct Answer: Option D

Explanation:
John Edvard Lundström developed the commercial safety match in Sweden by putting red phosphorus on the striking strip rather than the match head.

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Question #3

Who discovered that plant chromosomes undergo meiosis and crossing over, establishing physical genetic maps?

A. Hugo de Vries

B. Gregor Mendel

C. Charles Darwin

D. Thomas Hunt Morgan

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Correct Answer: Option D

Explanation:
Thomas Hunt Morgan demonstrated chromosome mapping and sex-linked inheritance using Drosophila melanogaster (fruit flies).

This question belongs to: Static General Knowledge Inventions and Discoveries

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