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PPSC Past Paper 2025 (Assistant Superintendent Jail)
PPSC · 2025 · Practice with instant answers and explanations
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100 Past Paper MCQs
Question 53 of 100
53%
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Question
53
Past Paper
PPSC
Which scientist pioneered research on radioactivity?
A
Marie Curie
B
Henri Becquerel
C
Isaac Newton
D
Albert Einstein
Correct Answer:
Option A — Marie Curie
Explanation:
Marie Curie conducted pioneering research on radioactivity and discovered polonium and radium.
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