MCQs: BLOOD
(Composition, Functions, Clotting, Grouping & Blood Products)
(GNM 1st Year – Anatomy & Physiology)
These MCQs on blood are prepared specially for GNM 1st year nursing students to help in exam preparation and quick revision of blood-related topics.
MULTIPLE CHOICE QUESTIONS
1. Blood is classified as:
a) Epithelial tissue
b) Muscular tissue
c) Nervous tissue
d) Connective tissue
Correct Answer: d) Connective tissue
2. The liquid part of blood is called:
a) Serum
b) Plasma
c) RBC
d) Platelet
Correct Answer: b) Plasma
3. Plasma forms approximately how much percentage of blood?
a) 30%
b) 40%
c) 55%
d) 70%
Correct Answer: c) 55%
4. Which protein in plasma helps in blood clotting?
a) Albumin
b) Globulin
c) Fibrinogen
d) Hemoglobin
Correct Answer: c) Fibrinogen
5. Red blood cells are also known as:
a) Leukocytes
b) Thrombocytes
c) Erythrocytes
d) Platelets
Correct Answer: c) Erythrocytes
6. The main function of RBCs is to:
a) Fight infection
b) Help in clotting
c) Transport oxygen
d) Produce antibodies
Correct Answer: c) Transport oxygen
7. The life span of RBCs is:
a) 30 days
b) 60 days
c) 90 days
d) 120 days
Correct Answer: d) 120 days
8. White blood cells are mainly involved in:
a) Oxygen transport
b) Clot formation
c) Defense against infection
d) Temperature regulation
Correct Answer: c) Defense against infection
9. Platelets are important for:
a) Immunity
b) Oxygen transport
c) Blood clotting
d) Hormone transport
Correct Answer: c) Blood clotting
10. The normal life span of platelets is:
a) 1–2 days
b) 3–5 days
c) 7–10 days
d) 30 days
Correct Answer: c) 7–10 days
11. Formation of blood cells is called:
a) Hemolysis
b) Hemostasis
c) Haemopoiesis
d) Phagocytosis
Correct Answer: c) Haemopoiesis
12. The main site of blood cell formation in adults is:
a) Liver
b) Spleen
c) Lymph nodes
d) Bone marrow
Correct Answer: d) Bone marrow
13. Which of the following is NOT a function of blood?
a) Transport of oxygen
b) Protection against infection
c) Regulation of body temperature
d) Digestion of food
Correct Answer: d) Digestion of food
14. Blood clotting helps in:
a) Increasing blood pressure
b) Destroying bacteria
c) Preventing blood loss
d) Producing antibodies
Correct Answer: c) Preventing blood loss
15. Which blood group is known as the universal donor?
a) A
b) B
c) AB
d) O
Correct Answer: d) O
16. Which blood group is known as the universal recipient?
a) A
b) B
c) AB
d) O
Correct Answer: c) AB
17. Rh factor is present on:
a) Plasma
b) WBC
c) Platelets
d) RBCs
Correct Answer: d) RBCs
18. Cross matching is done to:
a) Identify blood group
b) Increase hemoglobin
c) Ensure safe blood transfusion
d) Count blood cells
Correct Answer: c) Ensure safe blood transfusion
19. Packed red blood cells are mainly used in:
a) Infection
b) Bleeding disorders
c) Anemia
d) Allergy
Correct Answer: c) Anemia
20. Platelet transfusion is used in:
a) Anemia
b) Bleeding disorders
c) Liver disease
d) Dehydration
Correct Answer: b) Bleeding disorders
IMPORTANT NOTE FOR STUDENTS
- Blood MCQs are frequently asked
- Remember percentages, life span, and functions
- Blood grouping and cross matching are high-yield topics
If you remember:
- 55% plasma
- 120 days RBC
- O = universal donor
- AB = universal recipient
👉 You will score easily.
📘 Read Theory: Blood – Composition, Functions, Clotting & Grouping | GNM Notes
👉 Important Questions: 10 & 5 Mark Questions on Blood – GNM
👉 Next Chapter: Heart – Structure and Functions | GNM Anatomy