Blood Groups and Significance · NCERT Biology

The clumping of RBCs during an incompatible transfusion is technically known as:

  1. Coagulation
  2. Agglutination
  3. Thrombosis
  4. Intravascular fibrinolysis
Show answer and explanation

Correct answer: Agglutination

Agglutination is the specific immune reaction where antibodies bind to antigens on foreign RBC surfaces, causing them to clump together. This is distinct from coagulation, which refers to blood clot formation.

Difficulty: Medium Question 19 of 20

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