#1
What is the function of a Bunsen burner in a laboratory?
Measuring temperature
Stirring liquids
Heating substances
Weighing chemicals
#2
Which of the following laboratory apparatus is commonly used for measuring mass?
Burette
Pipette
Analytical balance
Volumetric flask
#3
What is the primary purpose of an autoclave in a laboratory setting?
Sterilizing equipment and media
Measuring pressure
Distilling liquids
Determining density
#4
What is the purpose of a fume hood in a laboratory?
Weighing chemicals
Storing glassware
Protecting against inhalation of fumes
Measuring volume
#5
Which laboratory apparatus is commonly used for heating small amounts of substances or for boiling liquids?
Bunsen burner
Spectrophotometer
Incubator
Autoclave
#6
What is the purpose of a pH meter in a laboratory?
Measuring temperature
Determining pH
Analyzing light absorption
Conducting titrations
#7
Which laboratory equipment is used for precise volume measurements of liquids?
Beaker
Graduated cylinder
Erlenmeyer flask
Test tube
#8
What is the primary use of a spectrophotometer in a laboratory?
Measuring temperature
Determining pH
Analyzing light absorption
Conducting titrations
#9
Which safety equipment is used to protect the eyes in a laboratory?
Safety goggles
Lab coat
Gloves
Apron
#10
Which gas is commonly used in a laboratory as a fuel for flame-based experiments?
Oxygen
Carbon dioxide
Methane
Nitrogen
#11
In a microbiology laboratory, what is the purpose of an incubator?
Maintaining a sterile environment
Promoting bacterial growth
Measuring pH
Filtering air
#12
What is the primary use of a centrifuge in a laboratory?
Measuring pH
Separating components based on density
Analyzing light absorption
Stirring liquids
#13
What does the acronym PCR stand for in molecular biology?
Polymerase Chain Reaction
Protein Chromatography Ration
Particle Counting and Recording
Plasma Coagulation Reaction
#14
Which piece of equipment is commonly used for gel electrophoresis in molecular biology?
Centrifuge
Thermocycler
Electrophoresis chamber
Petri dish
#15
Which safety equipment is used to protect the hands in a laboratory?
Safety goggles
Lab coat
Gloves
Apron
#16
In microbiology, what is the purpose of a laminar flow hood?
Stirring liquids
Promoting bacterial growth
Maintaining a sterile environment
Measuring volume
#17
In molecular biology, what is the primary purpose of a thermal cycler?
Measuring temperature
DNA amplification through PCR
Analyzing light absorption
Conducting titrations