The cell was first discovered and named by whom in 1665? MCQ with Answer and Explanation

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The cell was first discovered and named by whom in 1665?

A. Theodor Schwann

B. Robert Hooke

C. Matthias Schleiden

D. Anton van Leeuwenhoek

Answer: Option B

Solution (By JKSSB Mock Tests)

Robert Hooke discovered plant cells in cork tissue under a primitive microscope in 1665 and coined the term 'cell'.

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Question #1

The invention of the flash memory architecture, ubiquitous in USB drives and SSDs, was developed by whom?

A. Alan Turing

B. Fujio Masuoka

C. Tim Berners-Lee

D. Douglas Engelbart

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Correct Answer: Option B

Explanation:
Fujio Masuoka invented both NOR and NAND flash memory while working at Toshiba in the 1980s.

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Question #2

Who discovered that atomic structure configurations present discrete filling layers regulated by spin exclusion principles?

A. Werner Heisenberg

B. Erwin Schrödinger

C. Wolfgang Pauli

D. Niels Bohr

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Correct Answer: Option C

Explanation:
The Pauli Exclusion Principle states that no two electrons in an atom can occupy the exact same quantum state simultaneously.

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Question #3

The invention of the common automotive safety equipment known as the three-point seatbelt was patented by whom?

A. Nils Bohlin for Volvo

B. Henry Ford

C. Karl Benz

D. Garrett Morgan

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Correct Answer: Option A

Explanation:
Swedish engineer Nils Bohlin developed the modern cross-lap safety harness configuration in 1959, saving countless lives across traffic boundaries.

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