NJ LEAD SUPERVISOR EXAM STUDY
GUIDE 2025/2026 | COMPLETE
QUESTIONS | VERIFIED ANSWERS |
GRADED A + | PASS GUARANTEED |
RECENT UPDATE
Fire hazards during lead abatement projects are of particular concern because of: -
ANSWER ignition source and flammable paint strippers
What amount of lead in the air is considered safe? - ANSWER No amount of
lead in air is safe.
Which of these is not a window component? Rail-Mullion-Threshold-Sash -
ANSWER Threshold
How long does HUD recommend that you wait for dust to settle after lead hazard
control work before conducting clearance wipe sampling? 1 hour-2 hour-24 hour-2
days - ANSWER 1 hour
Which category of HUD waste includes paint chips, paint sludge, HEPA filters
etc.? Category 1 - Category 2 - Category 3 - Category 4 - ANSWER Category 3
,Who is ultimately responsible for the proper disposal of hazardous waste? The
Contractor-The waste hauler, The generator, The consultant - ANSWER The
generator
Which of these is a Primary Standard calibration device? Bubble Buret-Rotameter-
Anemometer-Manometer - ANSWER Bubble bert
What is the lead dust hazard levels for floors? >10 ug/f² - >100 ug/f² - 250 ug/f² -
>400 ug/f² - ANSWER >10 ug/f²
Which group is most at risk from lead exposure? Fetuses, infants, children under
6-Adult workers-Women -Children 7 to 8 - ANSWER Fetuses, infants, children
under 6
Bare soil in non-play areas is not considered a hazard if less than_______? 2sf -
10sf - 9sf - 20sf - ANSWER 9 sf
What is the term used for subsamples in a soil composite sample? Specimens-
aliquots-morsels-pieces - ANSWER aliquots
What is the most common method of analyzing lead in paint, dust, and soil?
(Inductively coupled plasma (ICP) -(Graphite furnace AAS) -(Flame AAS)- (X-
Ray Fluorescence) - ANSWER Flame AAS
Waste Characterization for lead includes which of the following? TTLC-STLC-
TCLP -All of the above - ANSWER All of the above
, In California, lead-based paint abatement includes which of the following: (On-
site paint stabilization)-(Paint film stabilization)-(Encapsulation)-(All of the above)
- ANSWER All of the above
How many aliquots do you take for a composite soil sample: (3-10) - (4) - (5) - (2-
6) - ANSWER 3-10
Permanent abatement option includes all of the following except: Paint Removal -
Enclosure - Friction surface treatment - All of the above - ANSWER Friction
surface treatment
When does HUD require you to presume lead-based paint is present: (Pre-1978
public and residential structures) - (Pre-1978 residentials) - (Residentials built at
any time) - (All of the above) - ANSWER Pre -1978 residentials
In California when are your required to take a refresher course for CDPH: (Every
other year) - (Every 5 years) - (Every year) - (Every 3 years) - ANSWER Every
other year
An OSHA Trigger task 1 requires the use of a __________at a minimum if there is
no NEA: (N95 dust mask) - (Full face air-purifying respirator) - (Powered air-
purifying respirator) - (Half-face air purifying respirator) - ANSWER Half-face
air respirator
Which of these is not a HUD substrate? Wood - Metal - Fiberglass - Brick -
ANSWER Fiberglass
, Which of these can write abatement plans in California? (Inspector/Assessor)-
(Lead sampling Technician)-(Lead Project Monitor)-(All of the above) -
ANSWER Lead Project Monitor
What is the major source of lead in drinking water? (Household plumbing)-(Lead
in the services lines)-(Aerially deposited lead in the aqueduct)-(Lead in the
municipal water supply) - ANSWER Household plumbing
A worker assigned a respirator should be provided _____________ and a
_______________. - ANSWER training; physical
What should the contractor look for during the initial walk-through? -
ANSWER Locations of the lead paint; potential decon chamber location;
location of water sources
Bulk samples are analyzed using what method? - ANSWER Atomic Absorption
Spectroscopy
What is MUL? - ANSWER Maximum Use Level of a respirator
What is the formula for calculating the Maximum Use Level (MUC) of a
respirator? - ANSWER Protection Factor X Permissible Exposure Limit =
Maximum Use Level (PF x PEL = MUL)
The action called _______________ is the most common way for children to
ingest lead. - ANSWER Hand to Mouth
GUIDE 2025/2026 | COMPLETE
QUESTIONS | VERIFIED ANSWERS |
GRADED A + | PASS GUARANTEED |
RECENT UPDATE
Fire hazards during lead abatement projects are of particular concern because of: -
ANSWER ignition source and flammable paint strippers
What amount of lead in the air is considered safe? - ANSWER No amount of
lead in air is safe.
Which of these is not a window component? Rail-Mullion-Threshold-Sash -
ANSWER Threshold
How long does HUD recommend that you wait for dust to settle after lead hazard
control work before conducting clearance wipe sampling? 1 hour-2 hour-24 hour-2
days - ANSWER 1 hour
Which category of HUD waste includes paint chips, paint sludge, HEPA filters
etc.? Category 1 - Category 2 - Category 3 - Category 4 - ANSWER Category 3
,Who is ultimately responsible for the proper disposal of hazardous waste? The
Contractor-The waste hauler, The generator, The consultant - ANSWER The
generator
Which of these is a Primary Standard calibration device? Bubble Buret-Rotameter-
Anemometer-Manometer - ANSWER Bubble bert
What is the lead dust hazard levels for floors? >10 ug/f² - >100 ug/f² - 250 ug/f² -
>400 ug/f² - ANSWER >10 ug/f²
Which group is most at risk from lead exposure? Fetuses, infants, children under
6-Adult workers-Women -Children 7 to 8 - ANSWER Fetuses, infants, children
under 6
Bare soil in non-play areas is not considered a hazard if less than_______? 2sf -
10sf - 9sf - 20sf - ANSWER 9 sf
What is the term used for subsamples in a soil composite sample? Specimens-
aliquots-morsels-pieces - ANSWER aliquots
What is the most common method of analyzing lead in paint, dust, and soil?
(Inductively coupled plasma (ICP) -(Graphite furnace AAS) -(Flame AAS)- (X-
Ray Fluorescence) - ANSWER Flame AAS
Waste Characterization for lead includes which of the following? TTLC-STLC-
TCLP -All of the above - ANSWER All of the above
, In California, lead-based paint abatement includes which of the following: (On-
site paint stabilization)-(Paint film stabilization)-(Encapsulation)-(All of the above)
- ANSWER All of the above
How many aliquots do you take for a composite soil sample: (3-10) - (4) - (5) - (2-
6) - ANSWER 3-10
Permanent abatement option includes all of the following except: Paint Removal -
Enclosure - Friction surface treatment - All of the above - ANSWER Friction
surface treatment
When does HUD require you to presume lead-based paint is present: (Pre-1978
public and residential structures) - (Pre-1978 residentials) - (Residentials built at
any time) - (All of the above) - ANSWER Pre -1978 residentials
In California when are your required to take a refresher course for CDPH: (Every
other year) - (Every 5 years) - (Every year) - (Every 3 years) - ANSWER Every
other year
An OSHA Trigger task 1 requires the use of a __________at a minimum if there is
no NEA: (N95 dust mask) - (Full face air-purifying respirator) - (Powered air-
purifying respirator) - (Half-face air purifying respirator) - ANSWER Half-face
air respirator
Which of these is not a HUD substrate? Wood - Metal - Fiberglass - Brick -
ANSWER Fiberglass
, Which of these can write abatement plans in California? (Inspector/Assessor)-
(Lead sampling Technician)-(Lead Project Monitor)-(All of the above) -
ANSWER Lead Project Monitor
What is the major source of lead in drinking water? (Household plumbing)-(Lead
in the services lines)-(Aerially deposited lead in the aqueduct)-(Lead in the
municipal water supply) - ANSWER Household plumbing
A worker assigned a respirator should be provided _____________ and a
_______________. - ANSWER training; physical
What should the contractor look for during the initial walk-through? -
ANSWER Locations of the lead paint; potential decon chamber location;
location of water sources
Bulk samples are analyzed using what method? - ANSWER Atomic Absorption
Spectroscopy
What is MUL? - ANSWER Maximum Use Level of a respirator
What is the formula for calculating the Maximum Use Level (MUC) of a
respirator? - ANSWER Protection Factor X Permissible Exposure Limit =
Maximum Use Level (PF x PEL = MUL)
The action called _______________ is the most common way for children to
ingest lead. - ANSWER Hand to Mouth
