Who was the first person to develop the atomic theory? MCQ with Answer and Explanation

Who was the first person to develop the atomic theory?
A. Democritus
B. Niels Bohr
C. John Dalton
D. Ernest Rutherford
Answer: Option C
Solution (By JKSSB Mock Tests)
John Dalton introduced the modern atomic theory in the early 19th century.

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Practice More First in the World Questions

Question #1
Who was the first person to discover the law of buoyancy?
A. Blaise Pascal
B. Isaac Newton
C. Galileo Galilei
D. Archimedes

Correct Answer: Option D


Explanation:
Archimedes of Syracuse is credited with discovering the principle of buoyancy.

This question belongs to: Static General Knowledge First in the World
Question #2
Who discovered the first Earth-sized exoplanet?
A. Kepler-20e team
B. Both
C. Michel Mayor
D. NASA

Correct Answer: Option A


Explanation:
Kepler mission.

This question belongs to: Static General Knowledge First in the World
Question #3
Who was the first woman to win the Nobel Prize in Economics?
A. Abhijit Banerjee
B. Esther Duflo
C. Claudia Goldin
D. Elinor Ostrom

Correct Answer: Option D


Explanation:
Elinor Ostrom was the first woman to win the Nobel in Economics.

This question belongs to: Static General Knowledge First in the World