Lab Assistance Loksewa Exam Model Questions

1. Which leukocytes found the most numerous in peripheral blood ?

A. Monocytes

B. Eosinophilis

C. Lymphocytes

D. Neutrophilis #

2. Which is/Are actively phagocytic cell/cells

A. Monocytes

B. Eosinophilis

C. Lymphocytes

D. Neutrophilis

3. Which is not formed element of blood ?

A. Mobnocytes

B. Rbcs

C. Lymphocytes

D. plasma #

4. Whole blood consists of......WBCS by volume.

A. 45%

B. 1%

C. 0.7% #

D. 7%

5. The blood circulation was discovered bt william harvey in

A. 1628 #

B. 1728

C. 1828

D. 1928

6. Haemoglobin has an oxygen blinding capacity between........oxygen per gram Haeglobin

A. 0.3-0.5ml

B. 1.1-1.2ml

C. 1.34-1.40ml #

D. 1.56-1.72ml

7. in health aadult,at rest,approximately......ml/min oxygen is consumed.

A. 30-5ml

B. 50-100ml

C. 100-150 ml

D. 200-250ml #

8. Which has nucleated RBcs

A. Camels

B. Birds and non-avina reptiles

C. Humans

D. Both a and b #

9. Each hemoglobin molecule binds four oxygen molecules

A. One

B. two

C. Three

D. Four #

10. B cells, T cells and natural killer cells are types of

A. Monocytes

B. Eosinophils

C. Lymphocytes #

D. neutrophils

11. Which cells are the primary cells of the immune System ?

A. Monocytes

B. Eosinophils

C. Lymphocytes #

D. Neutrophils

12. Which cells atttack the tumor cells ?

A. B cells

B. T Cells

C. Natural killer cells #

D. Basophils

Lab Assistance Exam Important MCQ'S

13. From each megakaryocyte,........Platelts are formed ?

A. 300-500

B. 500-1000

C. 1000-1500 ml

D. 2000-3000 #

14. Blood accounts for........of the human body weight.

A. 5%

B. 8% #

C. 9%

D. 11%

15. About.....oxygen is dissolved in the plasma and not connected to hemoglobin.

A. 5-7%

B. 4.5-5.5%

C. 3.5-4.5%

D. 1.5-2% #

16. All are the ways of CO2 carried in blood except

A. about 70% is converted to bicarbonate ions by the enzyme carbonic anhydrase in the red blood cells .

B. about 7% is dissolved in the plasma

C. about 23% is bound to hemoglobin as carbamino Compounds

D. About 20% is bound to albumin #

17. The Decreased binding to carbon dioxide in the blood due to increased oxygen levels is known as the

A. Haldane effect #

B. allosteric effects

C. Bohr effect

D. Root effect

18. Lymph is collected By a System of small lymphatic vessels and directed to the thoracic duct, which

drains into the

A. Left subclavian vein #

B. Right subclsvisn vein

C. Carotid vein

D. jugular vein

19. Which compund is colorless when deoxygenated and dark blue when oxygenated

A. Beliverdin

B. haemoglobin

C. Hemocyanin #

D. Hemerythrin

20. White blood cells

A. can be classified as granulocytes or agranulocytes

B. defend the body against bacteria and viruses

C. are also called leocytes

D. All of the above #

21. Platelet plug formation occurs at which point ?

A. When large megakaryocytes break up into thousand of smaller fragements

B. When platelets are dispered through the blood system

C. When Platelets are attracted to a site of blood vessel damage #

D. None of the above

22. The red blood cells of birds differ from mammalian red blood cells because :

A. They are white and have nuclei

B. They do not have nuclei

C. They have nuclei #

D. They fight Disease

For more Lab Technician Competitive Exam MCQ'S :

Link 1 : https://gyanmark.com/blogs/lab-technician-loksewa-exam-model-questions

Link 2 : https://gyanmark.com/gyan-topics/lab-technician-loksewa-questions