NEET Biology is the scoring paper in the medical entrance examination. Here, you will discover the NEET Biology MCQ Questions for all Concepts as per the latest syllabus. Practice more on a regular basis with these NEET Biology objective questions on air pollution and improve your subject knowledge & problem-solving skills along with time management. NEET Biology Blood Groups Multiple Choice Questions make you feel confident in answering the question in the exam & increases your scores to high.
MCQs on Blood Groups
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
Answer
Answer: (c)
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
Answer
Answer: (a)
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
Answer
Answer: (a)
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
Answer
Answer: (d)
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
Answer
Answer: (c)
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
Answer
Answer: (d)
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
Answer
Answer: (b)
8. In context of the ABO blood group, a transfusion of AB blood may be give to a person who has blood type
(a) A
(b) O
(c) B
(d) AB
Answer
Answer: (d)
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
Answer
Answer: (c)
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
Answer
Answer: (b)