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Latest NVS Lab Attendant Exam Question (Objective Questions), MCQ in English

Subjects : Subject Knowledge Test (Lab Attendant)

Question Bank NVS Lab Attendant Exam Tier 2 - English
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Subject Knowledge Test (Lab Attendant)

Question 1Single Answer
What does PPE stand for in laboratory safety?
  1. A
    Personal Procedure Equipment
  2. B
    Personal Protective Equipment
  3. C
    Protective Protocol Essentials
  4. D
    Protective Procedure Equipment
Question 2Single Answer
What is the first step in handling a chemical spill in the laboratory?
  1. A
     Inform the lab supervisor
  2. B
    Clean it up immediately
  3. C
    Evacuate the area
  4. D
    Ignore it and continue working
Question 3Single Answer
Which of the following is NOT considered a basic laboratory technique?
  1. A
    Pipetting
  2. B
    Centrifugation
  3. C
    Titration
  4. D
    PCR
Question 4Single Answer
What is the purpose of calibrating laboratory instruments?
  1. A
    To ensure they are functioning correctly
  2. B
    To extend their lifespan
  3. C
     To increase their speed
  4. D
     To make them more colorful
Question 5Single Answer
What should be worn when handling hazardous materials in the laboratory?
  1. A
    Shorts and sandals
  2. B
    Lab coat, gloves, and safety goggles
  3. C
     T-shirt and jeans
  4. D
    No special attire is necessary
Question 6Single Answer
What should you do if you accidentally spill a chemical on your skin?
  1. A
     Wash with water and report to supervisor
  2. B
     Ignore it
  3. C
     Continue working
  4. D
    Wait until the end of the day to wash it off
Question 7Single Answer
What should be done with broken glassware in the laboratory?
  1. A
    Sweep it under the bench
  2. B
    Dispose of it in the regular trash
  3. C
    Use a dustpan and brush to clean it up
  4. D
    Leave it for someone else to clean up
Question 8Single Answer
What is the recommended method for disposing of chemical waste?
  1. A
    Pour it down the sink
  2. B
    Pour it into the regular trash
  3. C
    Follow specific disposal guidelines provided by the lab
  4. D
    Ignore it
Question 9Single Answer
Which of the following is an example of a common laboratory measurement?
  1. A
    Length
  2. B
    Color
  3. C
     Taste
  4. D
    Sound
Question 10Single Answer
What is the purpose of laboratory documentation?
  1. A
    To create unnecessary paperwork
  2. B
     To keep a record of experimental procedures and results
  3. C
     To decorate the lab
  4. D
    To confuse lab workers
Question 11Single Answer
How should you handle a hot object in the laboratory?
  1. A
    Use your bare hands
  2. B
    Use tongs or heat-resistant gloves
  3. C
    Blow on it
  4. D
    Ask someone else to handle it
Question 12Single Answer
Which of the following is NOT a piece of common laboratory equipment?
  1. A
    Bunsen burner
  2. B
     Erlenmeyer flask
  3. C
    Test tube
  4. D
    Hammer
Question 13Single Answer
What is the purpose of a fume hood in the laboratory?
  1. A
     To store chemicals
  2. B
     To provide additional lighting
  3. C
     To protect lab workers from toxic fumes
  4. D
     To make the lab look fancy
Question 14Single Answer
Which of the following is NOT an example of proper waste disposal in the laboratory?
  1. A
    Pouring chemicals down the sink
  2. B
    Placing broken glass in a designated container
  3. C
    Using biohazard bags for contaminated materials
  4. D
    Following specific disposal guidelines provided by the lab
Question 15Single Answer
What is the primary purpose of safety data sheets (SDS) in the laboratory?
  1. A
     To confuse lab workers
  2. B
    To provide information about hazardous chemicals
  3. C
    To make paper airplanes
  4. D
     To decorate the lab
Question 16Single Answer
What should be done if a fire alarm sounds in the laboratory?
  1. A
    Continue working
  2. B
    Evacuate the lab immediately
  3. C
    Hide under the bench
  4. D
     Ignore the alarm
Question 17Single Answer
What should be done before using a laboratory instrument for the first time?
  1. A
    Read the instruction manual
  2. B
    Take it apart
  3. C
    Use it immediately
  4. D
    Ignore it
Question 18Single Answer
Which of the following is NOT considered a biological hazard in the laboratory?
  1. A
    Microorganisms
  2. B
    Viruses
  3. C
    Bacteria
  4. D
    Rocks
Question 19Single Answer
What is the purpose of wearing gloves in the laboratory?
  1. A
    To keep your hands warm
  2. B
     To protect your hands from chemicals and biological hazards
  3. C
    To look stylish
  4. D
    To make it difficult to work
Question 20Single Answer
Which of the following should NOT be worn in the laboratory?
  1. A
    Closed-toe shoes
  2. B
     Shorts
  3. C
     Lab coat
  4. D
    Safety goggles
Question 21Single Answer
What is the appropriate response to a chemical spill on the laboratory bench?
  1. A
     Ignore it
  2. B
     Clean it up immediately
  3. C
     Wait for someone else to clean it up
  4. D
    Inform the lab supervisor
Question 22Single Answer
What is the primary purpose of a lab coat?
  1. A
    To keep you warm
  2. B
     To protect your clothing from spills and splashes
  3. C
     To make you look professional
  4. D
    To use as a towel
Question 23Single Answer
Which of the following is NOT a basic laboratory technique?
  1. A
     Titration
  2. B
    Filtration
  3. C
     Rocket science
  4. D
    Centrifugation
Question 24Single Answer
How should you handle broken glassware in the laboratory?
  1. A
     Pick it up with your bare hands
  2. B
    Sweep it under the bench
  3. C
    Use a dustpan and brush to clean it up
  4. D
     Ignore it
Question 25Single Answer
What should you do if you spill a chemical on your skin?
  1. A
    Ignore it
  2. B
     Wash with water and report to supervisor
  3. C
     Leave it until the end of the day
  4. D
     Continue working
Question 26Single Answer
Which of the following is an example of laboratory documentation?
  1. A
    Shopping list
  2. B
     Experimental procedure
  3. C
    Recipe
  4. D
     Love letter
Question 27Single Answer
What is the primary purpose of laboratory safety training?
  1. A
    To make lab workers bored
  2. B
    To increase the risk of accidents
  3. C
    To promote a safe working environment
  4. D
     To confuse lab workers
Question 28Single Answer
Which of the following is an example of personal protective equipment (PPE)?
  1. A
    Sunglasses
  2. B
    Lab coat
  3. C
    Umbrella
  4. D
    Scarf
Question 29Single Answer
What should be done with used gloves in the laboratory?
  1. A
     Wash and reuse them
  2. B
     Dispose of them in the regular trash
  3. C
    Dispose of them in the designated container
  4. D
     Give them to a colleague
Question 30Single Answer
What is the purpose of safety goggles in the laboratory?
  1. A
     To make you look cool
  2. B
    To protect your eyes from chemical splashes and flying debris
  3. C
    To block out sunlight
  4. D
     To hide your eyes
Question 31Single Answer
Which of the following should NOT be worn in the laboratory?
  1. A
     Shorts
  2. B
     Closed-toe shoes
  3. C
    Safety goggles
  4. D
    Lab coat
Question 32Single Answer
What should be done with unused chemicals in the laboratory?
  1. A
    Pour them down the sink
  2. B
    Pour them into the regular trash
  3. C
     Label and store them properly
  4. D
     Leave them on the bench
Question 33Single Answer
What is the appropriate response to a fire in the laboratory?
  1. A
    Evacuate the lab and use a fire extinguisher if safe to do so
  2. B
     Ignore it
  3. C
     Hide under the bench
  4. D
    Continue working
Question 34Single Answer
Which of the following is NOT an example of laboratory glassware?
  1. A
    Beaker
  2. B
    Test tube
  3. C
    Hammer
  4. D
    Flask
Question 35Single Answer
What is the appropriate response to a chemical spill on your clothing?
  1. A
    Ignore it
  2. B
    Wash with water and report to supervisor
  3. C
     Continue working
  4. D
     Leave it until the end of the day
Question 36Single Answer
What is the primary purpose of a fume hood in the laboratory?
  1. A
    To store chemicals
  2. B
    To provide additional lighting
  3. C
     To protect lab workers from toxic fumes
  4. D
     To make the lab look fancy
Question 37Single Answer
Which of the following should be included in laboratory documentation?
  1. A
    Shopping list
  2. B
    Experimental procedure
  3. C
     Love letter
  4. D
    Recipe
Question 38Single Answer
What should be done with used gloves in the laboratory?
  1. A
    Wash and reuse them
  2. B
     Dispose of them in the regular trash
  3. C
     Dispose of them in the designated container
  4. D
    Give them to a colleague
Question 39Single Answer
What is the purpose of safety goggles in the laboratory?
  1. A
    To make you look cool
  2. B
    To protect your eyes from chemical splashes and flying debris
  3. C
    To block out sunlight
  4. D
    To hide your eyes
Question 40Single Answer
What should be done with unused chemicals in the laboratory?
  1. A
     Pour them down the sink
  2. B
     Pour them into the regular trash
  3. C
     Label and store them properly
  4. D
    Leave them on the bench
Question 41Single Answer
What is the first step in handling a chemical spill in the laboratory?
  1. A
    Inform the lab supervisor
  2. B
    Clean it up immediately
  3. C
    Evacuate the area
  4. D
    Ignore it and continue working
Question 42Single Answer
What should you do if you accidentally spill a chemical on your skin?
  1. A
    Wash with water and report to supervisor
  2. B
     Ignore it
  3. C
    Continue working
  4. D
    Wait until the end of the day to wash it off
Question 43Single Answer
What should be done with broken glassware in the laboratory?
  1. A
     Sweep it under the bench
  2. B
    Dispose of it in the regular trash
  3. C
    Use a dustpan and brush to clean it up
  4. D
    Leave it for someone else to clean up
Question 44Single Answer
What is the primary purpose of safety data sheets (SDS) in the laboratory?
  1. A
    To confuse lab workers
  2. B
    To provide information about hazardous chemicals
  3. C
    To make paper airplanes
  4. D
     To decorate the lab
Question 45Single Answer
What should be done with broken glassware in the laboratory?
  1. A
    Pick it up with your bare hands
  2. B
     Sweep it under the bench
  3. C
    Use a dustpan and brush to clean it up
  4. D
    Ignore it
Question 46Single Answer
What is the recommended method for disposing of chemical waste?
  1. A
     Pour it down the sink
  2. B
    Pour it into the regular trash
  3. C
    Follow specific disposal guidelines provided by the lab
  4. D
    Ignore it
Question 47Single Answer
What is the primary reason for maintaining cleanliness in a laboratory?
  1. A
    Aesthetic purposes
  2. B
    To impress visitors
  3. C
    To ensure a safe working environment
  4. D
    To save time during inspections
Question 48Single Answer
Why is it important to properly label all containers in the laboratory?
  1. A
    To make the laboratory look organized
  2. B
    To confuse other lab workers
  3. C
    To ensure the correct identification of substances
  4. D
    To save time during inventory checks
Question 49Single Answer
What is the primary purpose of organizing laboratory equipment and supplies?
  1. A
     To impress supervisors
  2. B
    To create obstacles in the workspace
  3. C
     To ensure easy access and efficiency
  4. D
     To hide equipment from view
Question 50Single Answer
How should hazardous waste be disposed of in the laboratory?
  1. A
     Pour down the sink
  2. B
    Place in regular trash bins
  3. C
    Follow specific disposal guidelines provided by the lab
  4. D
     Leave it on the bench
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