Biochemistry Quiz

What is the part of the blood that remains once the clotting factors like fibrin have been removed?

• Serum

• Plasma

• Platelets

• Hemoglobin

How is serum separated from blood cells?

• Centrifugation

• Decantation

• Filtration

• Evaporation

What is the yellow watery part of blood that is left after blood has been allowed to clot and all blood cells have been removed?

• Platelets

• Serum

• Hemoglobin

• Plasma

Which technique involves quantitative estimation of color?

• Colorimetry

• Spectrophotometry

• Chromatography

• Titration

How many solutions are necessary to prepare in colorimetric estimations?

• 4

• 3

• 2

• 1

What is the part of the blood that contains both serum and clotting factors?

• Plasma

• Platelets

• Serum

• Hemoglobin

Which solution is made by treating a specified volume of the blood filtrate or other specimen with reagents?

• Control solution

• Standard solution

• Test solution

• Blank solution

What is the formula to calculate the concentration of the test substance in colorimetry?

• O.D. of T / O.D. of S

• T x S / O.D. of S

• O.D. of T x S / O.D. of S

• O.D. of T / S

Which technique involves the separation of proteins based on their size and charge?

• Immunoassay

• Electrophoresis

• Chromatography

• Titration

What is the part of the blood that is obtained by centrifugation before clotting occurs?

• Platelets

• Hemoglobin

• Plasma

• Serum