MLS Laboratory Equipment & Techniques

Question 1

Which piece of laboratory equipment is used to measure the absorbance of a solution at a specific wavelength?

Accepted Answer

Spectrophotometer

Answer

Centrifuge

Answer

Microscope

Answer

Pipette

Question 2

Which laboratory technique is used to separate components of a mixture based on their density?

Accepted Answer

Centrifugation

Answer

Chromatography

Answer

Filtration

Answer

Electrophoresis

Question 3

Which type of pipette is used for highly accurate liquid volume measurements?

Accepted Answer

Micropipette

Answer

Serological pipette

Answer

Pasteur pipette

Answer

Graduated cylinder

Question 4

What is the purpose of an autoclave in a clinical laboratory?

Accepted Answer

Sterilize laboratory equipment

Answer

Measure optical density

Answer

Analyze chemical composition

Answer

Separate serum from blood

Question 5

Which technique is used to separate DNA fragments based on their size?

Accepted Answer

Gel electrophoresis

Answer

Chromatography

Answer

Centrifugation

Answer

PCR

Question 6

What is the primary function of a fume hood in a laboratory?

Accepted Answer

Protect users from harmful fumes

Answer

Store laboratory chemicals

Answer

Sterilize equipment

Answer

Measure sample absorbance