NEET MCQ on Blood Groups Quiz Questions

1. In the ABO system, blood group ‘O’ is characterized by the:

A presence of antigen O B presence of both antigen A and antigen B C absence of both antigen A and antigen B D presence of antigen A and absence of antigen B

2. Antiserum is

A blood serum containing specific antibodies B blood serum containing specific antigens C blood serum containing a mixture of antigens and antibodies D blood serum in which antigens and antibodies are both absent

3. A false positive result is best described as one that is given

A by a substance other than that being tested for B when the substance being tested for is present in large amounts C when substance being tested for is present in minute quantities D when substance being tested for is absent

4. Which antibodies are found in the plasma of a person with type A blood?

A anti-A, but not anti B B neither anti-A nor anti B C both anti-A and anti B D anti-B, but not anti-A

5. Under this circumstance, an antigen-antibody reaction will occur A person with

A Type A blood is given type O blood B Type AB blood is given type O blood C Type O blood is given type A blood D Type AB blood is given type B blood

6. When typing blood, a positive reaction

A shows which antigens are present B shows clumping C helps deduce which blood type the sample is D all of the above

7. If a blood type ends in + (positive) that means

A your attitude is positive B you are positive for an Rh protein C you are positive you know your blood type D + sign at the end is insignificant

8. In the context of the ABO blood group, a transfusion of AB blood may be given to a person who has blood type

A A B O C B D AB

9. Human blood types in the ABO blood group are identified by

A clotting factors in plasma B microscopic examination of white blood cells C antigen-antibody reactions D series of enzyme controlled reactions

10. Red blood cells that do not contain either A or B antigens on their surface are normally found in the person with blood type

A A B O C B D AB