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BOC Practice Questions and Answers Already Passed Which blood type is considered the universal donor? A) O negative B) AB positive C) A positive D) B negative What is the role of antibodies in the immune system? A) To identify and neutralize foreign invaders B) To produce red blood c...

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  • October 26, 2024
  • 141
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • boc practice questions and answers already passed

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  • BOC Practice
  • BOC Practice

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BOC Practice Questions and Answers
Already Passed
Which blood type is considered the universal donor?


✔✔A) O negative


B) AB positive

C) A positive

D) B negative




What is the role of antibodies in the immune system?


✔✔A) To identify and neutralize foreign invaders


B) To produce red blood cells

C) To break down waste products

D) To transport oxygen




Which cell type is most involved in allergic reactions?

A) Erythrocytes

B) Monocytes


✔✔C) Basophils

1

,D) Platelets




What is the main purpose of performing a complete blood count (CBC)?

A) To check kidney function


✔✔B) To assess overall blood health


C) To measure cholesterol levels

D) To analyze enzyme activity




Which of the following tests measures blood glucose levels?

A) CBC


✔✔B) Fasting blood sugar (FBS)


C) Hemoglobin A1c

D) Lipid panel




What is the main purpose of a centrifuge in a lab?

A) To sterilize samples


✔✔B) To separate components of a sample based on density


C) To heat samples


2

,D) To freeze samples




What is the role of enzymes in biochemical reactions?


✔✔A) They act as catalysts to speed up reactions


B) They transport molecules

C) They destroy pathogens

D) They store energy




Which blood component is primarily responsible for immune response?

A) Platelets


✔✔B) White blood cells


C) Red blood cells

D) Plasma




What is the purpose of calibrating lab equipment?

A) To sterilize equipment

B) To improve accuracy and reliability of results


✔✔C) To ensure correct measurement readings


3

, D) To clean equipment




Which vitamin is essential for blood clotting?

A) Vitamin A

B) Vitamin C


✔✔C) Vitamin K


D) Vitamin D




In a standard lipid panel, which component is measured?

A) Blood glucose


✔✔B) Cholesterol


C) Hemoglobin

D) Enzymes




What does a high white blood cell count indicate?

A) Anemia


✔✔B) Infection or inflammation


C) Low oxygen levels


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