AAB Basic Knowledge Test Exam comprehensive questions fully solved &
updated (Latest Update 2026) UPDATE!!
According to CLSI blood samples are centrifuged at ? - (answer)1000 to 1200 RCF for 10-15 mins
RCF formula - (answer)RCF= 1.18x10⁻⁵ x r x (rpm)²
What are the standard speeds in rpm for low, high centrifugation and ultracentrifugation ? -
(answer)Low speed around 10⁴ , high speed between 1.7x10⁴ and 3x10⁴ and ultra centrifugation up to
1,5x10⁵
Microscope
Magnification of the;
Low-power objective
High-power objective
Oil immersion objective - (answer)Low-power objective -usually 10x
High-power objective - 40x
Oil immersion objective- 100x
What are the regulated temperature parameters for temperature-regulated equipment ?
(i) Heat blocks and water bath
(ii) Room temperature
(iii) Refrigerator general lab
(iv) Refrigerator blood bank lab
(v) Freezer general lab
(vi) Freezer blood bank lab - (answer)(i) Heat blocks and water bath: 36°C to 38°C
, AAB Basic Knowledge Test Exam comprehensive questions fully solved &
updated (Latest Update 2026) UPDATE!!
(ii) Room temperature: 20°C to 24°C
(iii) Refrigerator general lab: 2°C to 8°C
(iv) Refrigerator blood bank lab: 1°C to 6°C
(v) Freezer general lab: ≤-18°C
(vi) Freezer blood bank lab: ≤-65°C
Temperature
The formula for conversion from Fahrenheit to Celsius - (answer)°C=5/9(F-32)
Temperature
The formula for conversion from Celsius to Fahrenheit - (answer)F=(9/5)x°C+32
Temperature
The formula for conversion from Celsius to Kelvin - (answer)°K=°C+273
Beer's Law formulas (3) - (answer)A=abc -same as→ Absorbance=εbC
where ε is the extinction coefficient, b is the path length (usually 1cm) and C the concentration
A=2-log%T
C₁A₁=C₂A₂
How frequent are employee competency evaluation performed? - (answer)Annually
updated (Latest Update 2026) UPDATE!!
According to CLSI blood samples are centrifuged at ? - (answer)1000 to 1200 RCF for 10-15 mins
RCF formula - (answer)RCF= 1.18x10⁻⁵ x r x (rpm)²
What are the standard speeds in rpm for low, high centrifugation and ultracentrifugation ? -
(answer)Low speed around 10⁴ , high speed between 1.7x10⁴ and 3x10⁴ and ultra centrifugation up to
1,5x10⁵
Microscope
Magnification of the;
Low-power objective
High-power objective
Oil immersion objective - (answer)Low-power objective -usually 10x
High-power objective - 40x
Oil immersion objective- 100x
What are the regulated temperature parameters for temperature-regulated equipment ?
(i) Heat blocks and water bath
(ii) Room temperature
(iii) Refrigerator general lab
(iv) Refrigerator blood bank lab
(v) Freezer general lab
(vi) Freezer blood bank lab - (answer)(i) Heat blocks and water bath: 36°C to 38°C
, AAB Basic Knowledge Test Exam comprehensive questions fully solved &
updated (Latest Update 2026) UPDATE!!
(ii) Room temperature: 20°C to 24°C
(iii) Refrigerator general lab: 2°C to 8°C
(iv) Refrigerator blood bank lab: 1°C to 6°C
(v) Freezer general lab: ≤-18°C
(vi) Freezer blood bank lab: ≤-65°C
Temperature
The formula for conversion from Fahrenheit to Celsius - (answer)°C=5/9(F-32)
Temperature
The formula for conversion from Celsius to Fahrenheit - (answer)F=(9/5)x°C+32
Temperature
The formula for conversion from Celsius to Kelvin - (answer)°K=°C+273
Beer's Law formulas (3) - (answer)A=abc -same as→ Absorbance=εbC
where ε is the extinction coefficient, b is the path length (usually 1cm) and C the concentration
A=2-log%T
C₁A₁=C₂A₂
How frequent are employee competency evaluation performed? - (answer)Annually
