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Railways PYQCBT 1 2016

RRB NTPC · Question 88

An Assertion (A) and a Reason (R) are given below. Assertion (A): A person with O blood group is considered a universal recipient. Reason (R): O type of blood has no antigens. Choose the right option. A. A is correct but R is wrong. B. A is wrong but R is correct. C. Both A and R are correct and R is the correct explanation of A. D. Both A and R are correct but R is not an appropriate explanation of A.

  1. B

  2. A

  3. D

  4. C

Show answer & explanation

Answer: (A) B

Explanation

O-group blood has no A or B antigens, so it can be given to anyone: O is the universal donor, not recipient (AB is the universal recipient). A is false and R is true.