Blood Grouping and Rh Typing Quiz

What color is the reagent containing monoclonal antibodies against antigen A?

• Blue

• Yellow

• Red

• Colorless

Which of the following is NOT required for the blood grouping test?

• A microscope

• Normal saline

• A clean glass slide

• A pricking device

What should be added to the fourth drop of blood as a negative control?

• Anti-D reagent

• Anti-B reagent

• Normal saline

• Anti-A reagent

What indicates a positive reaction in the blood grouping test?

• Formation of bubbles

• No change in the blood drop

• Clumping of red blood cells

• Change in color of the blood drop

If clumping is observed only in the drop mixed with anti-D reagent, what is the blood group?

• O positive

• AB negative

• B positive

• A positive