Q. Who discovered the concept of blood groups?
Answer: Karl Landsteiner
Notes: Karl Landsteiner, Austrian born American biologist discovered the concept of blood groups in 1901. He founded that there are antibodies and antigens present in the blood. He is regarded as the father of blood grouping.

This question is part of 40000+ General Studies MCQ Series Course on GKToday Android app. Question Number: 41 in General Studies Mock Test - 44 in above course in App.