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Human Blood System – Composition, Blood Groups & Functions MCQs

Study the Human Blood System for PPSC, FPSC, PMS, CCE and PCS exams. Learn blood composition, plasma, RBCs, WBCs, platelets, hemoglobin, blood groups, Rh factor, clotting, immunity and major functions of blood with exam-focused MCQs and explanations.

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Human Blood System – Composition, Blood Groups & Functions

Human Blood System – Composition, Blood Groups & Functions MCQs With Answers

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CSS - PMS - CCE - PCS - Everyday Science Blood System
For red-blood-cell transfusion, donor O negative to recipient O negative is best classified as:
A. Impossible to classify
B. Conditionally compatible
C. Plasma-only compatible
D. Compatible
Correct Answer: D
Under standard ABO/Rh red-cell rules, O negative to O negative is compatible.
CSS - PMS - CCE - PCS - Everyday Science Blood System
The universal recipient for red blood cell transfusion is conventionally:
A. O negative
B. B positive
C. A negative
D. AB positive
Correct Answer: D
AB-positive recipients can receive all ABO/Rh RBC groups in standard teaching.
CSS - PMS - CCE - PCS - Everyday Science Blood System
The universal donor for red blood cell transfusion is conventionally:
A. AB positive
B. O negative
C. B negative
D. A positive
Correct Answer: B
O-negative RBCs lack A, B and D antigens.
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