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5000 Plus MCQs for Lab Technician and Technologists are designed to test the knowledge and proficiency of laboratory professionals who work in the field of clinical laboratory science. These questions cover a wide range of topics related to laboratory science, including anatomy, physiology, microbiology, chemistry, and hematology.

MCQs for Lab Technician

451 to 500 MCQs for Lab Technician and Technologist Exam Preparation

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Questions 451 to 500

  1. Which is Important for ABO antigen ?
    1. H Substance ✔
    2. I Substance
    3. Alfo antigen
    4. Beta antigen
  2. Blue color of antisera A is due to ?
    1. Trypan Blue ✔
    2. Methylene Blue
    3. Cynide
    4. None of Above
  3. D Antigen is also called as ?
    1. Rh+ve
    2. Rh-Ve
    3. Bombay Blood Group
    4. RH Antigen ✔
  4. O Negative is Universal ?
    1. Donor ✔
    2. Recipient
    3. Donor as well as Recipient
    4. All of above
  5. Removal of Specific Component of blood for human body by process of –
    1. Apheresis ✔
    2. Centrifuge
    3. All of above
    4. None of above
  6. Platelet Rich Plasma Prepare in how much hour after collection ?
    1. 24 Hours
    2. 8 Hours
    3. 6 Hours ✔
    4. Any time but should be referigerated
  7. Centrifuge whole blood in low speed give us ?
    1. RPR ✔
    2. PPP
    3. PC
    4. WBC
  8. Fresh Frozen Plasma store for –
    1. 5 Years at -70°C ✔
    2. 1 Year at -4°C
    3. 24 hours at -20°C
    4. 71 hours at Room Temperature
  9. 1 Unit rise Hb
    1. 1% ✔
    2. 0.1%
    3. 10%
    4. 5%
  10. How often we donate blood ?
    1. After 24 hours
    2. After 3 Hours
    3. After 3 Months ✔
    4. After 6 Months
  1. What is an Advantage of apheresis ?
    1. Avoide Circulatory Overload
    2. Avoide Iron Overload
    3. Different Blood Componants to Different patients
    4. Save Multiple Life
    5. All of above ✔
  2. The minimum Hematocrit for an antologus blood donor is ?
    1. 35%
    2. 33% ✔
    3. 32%
    4. 36%
  3. Donor Samples must be stored in transfusion service foe what period of time after Transfudion ?
    1. 2 weeks
    2. 3 days
    3. 7 days ✔
    4. 1 month
  4. An individual who has recently been diagnosis with syphilis is deferred for ?
    1. 2 weeks
    2. Permanently
    3. 4 weeks
    4. 1 year ✔
  5. Which of the following is the minimum weight for routien blood donor ?
    1. 9 lbs
    2. 100 lbs
    3. 90 lbs
    4. 110 lbs ✔
  6. Which one of the following test is performed by the blood center to prevent disease transmission ?
    1. ABO Typing
    2. Hb
    3. Hbsag ✔
    4. HCT
  7. Fresh frozen plasma can be utilize till ?
    1. 35 days
    2. 6 hours
    3. 24 hours
    4. 1 year ✔
  8. Individual with Blood Group have both Anti-A and Anti-B antobodies in serum ?
    1. Group A
    2. Group B
    3. Group AB
    4. Group O ✔
  9. Agglutination with both Anti-A and Anti-B typing indicates the blood group is ?
    1. A
    2. B
    3. AB ✔
    4. O
  10. Blood containing neither antigen A nor B is which of the following Group ?
    1. A
    2. B
    3. AB
    4. O ✔
  11. Both parent are group AB which of the following are possible in offspring ?
    1. Group A
    2. Group B
    3. Group AB
    4. All of above ✔
  12. Why are transfusions given?
    1. To increase the amount of blood
    2. To increase the blood’s ability to carry oxygen
    3. To decrease the risk of bleeding
    4. All of the above ✔
  13. Which parts of the blood can be transfused?
    1. Whole blood
    2. Platelets
    3. Red blood cells
    4. All of the above ✔
  14. What is the minimum you should weigh to donate blood?
    1. 100 pounds
    2. 110 pounds ✔
    3. 115 pounds
    4. 125 pounds
  15. How often can a donor give blood?
    1. At any time
    2. Every 2 months
    3. Every 3 months ✔
    4. Every 6 months
  16. How much blood usually is donated at a time?
    1. 1 pint ✔
    2. 2 pints
    3. 1 quart
    4. 2 quarts
  17. What are the common risks of donating blood?
    1. Contract common viruses
    2. Bacterial infection
    3. Low blood pressure
    4. None of the above ✔
  18. Donated blood undergoes screening for which diseases?
    1. AIDS
    2. Viral hepatitis
    3. Diabetes
    4. A and B ✔
  19. An advisory panel of experts has suggested that anyone who received transfusions before March 1992 be screened for which of these diseases?
    1. AIDS
    2. Hepatitis C ✔
    3. Mononucleosis
    4. Leukemia
  20. Which is the most common blood type among Americans?
    1. O positive ✔
    2. O negative
    3. AB positive
    4. AB negative
  1. In ABO Blood Grouping antigen is present on __ and antibody in present on __ ?
    1. Antigen on Red cells, Antobodies in Serum ✔
    2. Antigen on Serum, Antobodies on Red cells
    3. Both Present on Red cells
    4. Both Present in Serum
  2. Red cells in Grouping Used as ?
    1. Known cells reacts with unknown serum
    2. Unknown cells reacts with known serum ✔
    3. Unknown cells reacts with known Cells
    4. Non of the above
  3. A normal healthy man can donate blood after how many months ?
    1. 2 Months
    2. 3 Months ✔
    3. 6 Months
    4. After 1 Year
  4. To Check Compatibility reaction, Patient Serum and donor cells is used in which type of Cross Match ?
    1. Major Cross Match ✔
    2. Minor Cross match
    3. Both 1 and 2
    4. None of above
  5. A donor is considered as defferred if donor is ?
    1. Havind Diahorrea
    2. Hepatitis A
    3. HIV Positive ✔
    4. All of the above
  6. If mother is Rh- Negative, in second pregnancy indirect antibody test is used to detect ?
    1. IgG antibody
    2. IgM antibody
    3. Sensitized RBCs in mother blood
    4. Sensitized antibodies in mother serum ✔
  7. A person having Blood group O containing antibodies ?
    1. Anti A Only
    2. Anti B Only
    3. Anti A and Anti B ✔
    4. Anti D only
  8. Hemolytic Disease of new born in manifested ?
    1. Mother is Rh Positive, Baby is Rh Negative
    2. Mother is Rh Positive, Baby is Rh Positive
    3. Mother is Rh Negative, Baby is Rh Positive ✔
    4. Mother is Rh Negative, Baby is Rh Negative
  9. Blood grouping is discovered by scientist in 1990 name was ?
    1. Charles Richard Drew
    2. Alexander S, Weiner
    3. Karl Landsteiner ✔
    4. None of the above
  10. Donor Serum and patient Cells are used in which type of Cross-match ?
    1. Minor Cross match ✔
    2. Major Cross Match
    3. Both 1 and 2
    4. None of above
  11. In hemolytic disease of new born, Direct coombs test is used to detect ?
    1. Sensitized antobodies in patients serum
    2. IgG antibodies
    3. Sensitized RBCs in patient serum ✔
    4. IgM antibodies
  12. A person having Blood Group AB Positive is ?
    1. Universal Donor
    2. Universal Recipient ✔
    3. Both 1 and 2
    4. None of above
  13. A donor will not be considered as permanent defferred if donor have ?
    1. HIV Positive
    2. Hepatitis A ✔
    3. Hepatitis B
    4. Hepatitis C
  14. Antisera A Color is __ and Antisera B color is __ ?
    1. Blue and Yellow ✔
    2. Yellow and Blue
    3. Blue and Red
    4. Yellow and Red
  15. Most fetal incompatibility Causing ?
    1. Iron deficiency Anemia
    2. Macrocytic anemia
    3. Leukemia
    4. Hemolytic Disease of new born ✔
  16. Which of the following is present in Cryoprecipitate?
    1. Factor XI
    2. Factor V
    3. Factor X
    4. Factor VIII ✔
  17. Which immunoglobuline is involved in the delayed hemolytic reaction ?
    1. IgG ✔
    2. IgM
    3. IgD
    4. IgE
  18. The D antigen is present in ?
    1. Platelets
    2. RBCs ✔
    3. WBCs
    4. None of these
  19. What are the hepatitis virus screened in donor blood ?
    1. A and B
    2. B and C ✔
    3. A and C
    4. A, B and C
  20. ___ cannot be a reason for transfusion reaction ?
    1. Hemolyzed Blood
    2. Compatible Blood ✔
    3. Mismatched blood
    4. Infected blood
<< Chapter 9
Chapter 11 >>

The questions are typically designed to assess the technical skills and knowledge required for the laboratory profession, including the ability to analyze laboratory test results, perform laboratory procedures, and maintain laboratory equipment.

To prepare for these MCQs, candidates should have a thorough understanding of the key concepts and principles of laboratory science. They should also be familiar with common laboratory equipment and procedures, as well as laboratory safety protocols.

Candidates may also benefit from studying specific laboratory science textbooks or taking online courses that cover the material tested in the MCQs. Additionally, practicing sample MCQs and reviewing the answers can help candidates identify areas where they may need to improve their knowledge or skills.

Overall, the MCQs for lab technologists are designed to be challenging and comprehensive, requiring candidates to demonstrate a high level of proficiency in the field of laboratory science.

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