Biology Practice: Circulatory System (Mock Test 1 - Basic Definitions & Blood Composition)
1. The fluid part of the blood after the removal of corpuscles and clotting factors is known as:
2. Which of the following is the primary function of Red Blood Cells (Erythrocytes)?
3. Mature human Red Blood Cells are unique because they lack:
4. The process by which Leucocytes (WBCs) squeeze through the walls of capillaries to fight infection is called:
5. Which mineral element is essential for the formation of haemoglobin?
6. The life span of a normal human RBC is approximately:
7. Blood Platelets (Thrombocytes) are primarily responsible for:
8. Which type of WBC produces antibodies to provide immunity?
9. The phenomenon of "Phagocytosis" is most actively exhibited by:
10. The instrument used to measure blood pressure is:
11. A person with blood group 'O' is called a Universal Donor because their blood lacks:
12. The structural protein in plasma that is essential for the final stage of blood clotting is:
13. The pigment that gives blood its red color when combined with oxygen is:
14. In which organ are old and worn-out RBCs primarily destroyed?
15. The increase in the number of WBCs during a bacterial infection is called:
16. Vitamin ________ is essential for the normal clotting of blood.
17. Which blood group is known as the "Universal Recipient"?
18. The abnormal rise in the number of WBCs (Blood Cancer) is called:
19. The process of formation of blood corpuscles in the bone marrow is:
20. Rh factor was first discovered in which animal?