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Per NCERT, what is the role of PLATELETS in human blood?
AFight infections
BCarry oxygen
CPlug leaks at injuries by helping BLOOD TO CLOT — preventing blood loss + pressure drop
DProduce digestive enzymes
Answer & Solution
Correct answer: C. Plug leaks at injuries by helping BLOOD TO CLOT — preventing blood loss + pressure drop
Per NCERT §5.4.1 Maintenance by platelets, platelets clot blood at injuries. RBCs carry oxygen; WBCs fight infection.
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