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PPSC 2024 GK Part Multiple Papers, PPSC Past Paper 2024, PPSC Past Papers PDF | By Umar

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Who discovered the blood group system?

Who discovered the blood group system?

A. Edward Jenner

B. William Harvey

C. Karl Landsteiner

D. None

Correct Answer: C. Karl Landsteiner

Explanation: Karl Landsteiner discovered the ABO blood group system in 1901.

Founder of Tughlaq Dynasty

Who invited Ahmad Shah Abdali?

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