LEED AP O+M EXAM 2025
QUESTIONS AND ANSWERS
100% PASS
Abandoned Property - ✔✔Property left behind intentionally and permanently by initial
owner
Adapted Plant - ✔✔Vegetation not native to region but can thrive there
Added Antimicrobial Treatment - ✔✔Substance added to product to kill or inhibit
microorganism growth
Naturally Antimicrobial Surface - ✔✔Linoleum
Adjacent Site - ✔✔Site with 25% boundary bordering developed sites, excluding water
bodies
Alternative Daily Cover (ADC) - ✔✔Material on landfill surface to control vectors,
odors, and litter
Alternative Fuel - ✔✔Low-polluting non-gasoline fuels like electricity and hydrogen
Alternative Water Source - ✔✔Non-potable water from sources like graywater and
rainwater
COPYRIGHT © 2025 BY GRACE AMELIA, ALL RIGHTS RESERVED 1
,Annual Sunlight Exposure (ASE) - ✔✔Metric describing potential visual discomfort in
work environments
Appurtenance - ✔✔Built-in, nonstructural part of a roof system like skylights and solar
panels
ASE1000, 250 - ✔✔reports the percentage of sensors in the analysis area exposed to
more than 1000 lux of direct sunlight for more than 250 hours per year
Assembly - ✔✔a product made from multiple materials or subcomponents
Attendance Boundary - ✔✔limits used by school district to determine student school
assignments based on residence
Average LED Intensity (ALI) - ✔✔illumination output for LED lamps per IES Standard
127-2007
Base Building - ✔✔materials and products permanently installed in the project like
flooring, casework, wall coverings
Baseline Building Performance - ✔✔annual energy cost for building design used as
comparison baseline
Baseline Condition - ✔✔state of project site at developer's land acquisition
Baseline Water Consumption - ✔✔projected building water use assuming code-
compliant fixtures with no additional savings
Basis of Design (BOD) - ✔✔information for owner's project requirements including
system descriptions and design assumptions
Bicycle Network - ✔✔continuous network of off-street paths, on-street lanes, and streets
designed for biking
COPYRIGHT © 2025 BY GRACE AMELIA, ALL RIGHTS RESERVED 2
, Bio-based Material - ✔✔Commercial or industrial products composed of biological
products, renewable agricultural materials, or forestry materials
Blackwater - ✔✔Wastewater containing urine or fecal matter, discharged to the
building's sanitary drainage system
Differentiating Kitchen Sinks - ✔✔Presence of a garbage disposal
Blowdown - ✔✔Removal of makeup water from cooling tower to reduce dissolved
solids
Brownfield - ✔✔Abandoned industrial sites with hazardous substances
BUG Rating - ✔✔Luminaire classification system: Backlight, Uplight, Glare
Buildable Land - ✔✔Portion of site for construction, excludes public rights of way
Exclusions in Density Calculations - ✔✔Buildable land excludes public rights of way
and land excluded by law
Building Exterior - ✔✔Primary and secondary weatherproofing system of a structure
Building Interior - ✔✔Everything inside a structure's weatherproofing membrane
Bus Rapid Transit - ✔✔Combines bus flexibility with rail efficiency, operates on
exclusive lanes or transit rights-of-way
Carbon Offset - ✔✔Unit of CO2 equivalent reduced, avoided, or sequestered to
compensate for emissions elsewhere
Chain of Custody (CoC) - ✔✔Tracks product from harvest to end use, includes all
processing, manufacturing, and distribution stages
Charrette - ✔✔Intensive workshop bringing people from different disciplines together
to collaboratively produce design options
COPYRIGHT © 2025 BY GRACE AMELIA, ALL RIGHTS RESERVED 3
QUESTIONS AND ANSWERS
100% PASS
Abandoned Property - ✔✔Property left behind intentionally and permanently by initial
owner
Adapted Plant - ✔✔Vegetation not native to region but can thrive there
Added Antimicrobial Treatment - ✔✔Substance added to product to kill or inhibit
microorganism growth
Naturally Antimicrobial Surface - ✔✔Linoleum
Adjacent Site - ✔✔Site with 25% boundary bordering developed sites, excluding water
bodies
Alternative Daily Cover (ADC) - ✔✔Material on landfill surface to control vectors,
odors, and litter
Alternative Fuel - ✔✔Low-polluting non-gasoline fuels like electricity and hydrogen
Alternative Water Source - ✔✔Non-potable water from sources like graywater and
rainwater
COPYRIGHT © 2025 BY GRACE AMELIA, ALL RIGHTS RESERVED 1
,Annual Sunlight Exposure (ASE) - ✔✔Metric describing potential visual discomfort in
work environments
Appurtenance - ✔✔Built-in, nonstructural part of a roof system like skylights and solar
panels
ASE1000, 250 - ✔✔reports the percentage of sensors in the analysis area exposed to
more than 1000 lux of direct sunlight for more than 250 hours per year
Assembly - ✔✔a product made from multiple materials or subcomponents
Attendance Boundary - ✔✔limits used by school district to determine student school
assignments based on residence
Average LED Intensity (ALI) - ✔✔illumination output for LED lamps per IES Standard
127-2007
Base Building - ✔✔materials and products permanently installed in the project like
flooring, casework, wall coverings
Baseline Building Performance - ✔✔annual energy cost for building design used as
comparison baseline
Baseline Condition - ✔✔state of project site at developer's land acquisition
Baseline Water Consumption - ✔✔projected building water use assuming code-
compliant fixtures with no additional savings
Basis of Design (BOD) - ✔✔information for owner's project requirements including
system descriptions and design assumptions
Bicycle Network - ✔✔continuous network of off-street paths, on-street lanes, and streets
designed for biking
COPYRIGHT © 2025 BY GRACE AMELIA, ALL RIGHTS RESERVED 2
, Bio-based Material - ✔✔Commercial or industrial products composed of biological
products, renewable agricultural materials, or forestry materials
Blackwater - ✔✔Wastewater containing urine or fecal matter, discharged to the
building's sanitary drainage system
Differentiating Kitchen Sinks - ✔✔Presence of a garbage disposal
Blowdown - ✔✔Removal of makeup water from cooling tower to reduce dissolved
solids
Brownfield - ✔✔Abandoned industrial sites with hazardous substances
BUG Rating - ✔✔Luminaire classification system: Backlight, Uplight, Glare
Buildable Land - ✔✔Portion of site for construction, excludes public rights of way
Exclusions in Density Calculations - ✔✔Buildable land excludes public rights of way
and land excluded by law
Building Exterior - ✔✔Primary and secondary weatherproofing system of a structure
Building Interior - ✔✔Everything inside a structure's weatherproofing membrane
Bus Rapid Transit - ✔✔Combines bus flexibility with rail efficiency, operates on
exclusive lanes or transit rights-of-way
Carbon Offset - ✔✔Unit of CO2 equivalent reduced, avoided, or sequestered to
compensate for emissions elsewhere
Chain of Custody (CoC) - ✔✔Tracks product from harvest to end use, includes all
processing, manufacturing, and distribution stages
Charrette - ✔✔Intensive workshop bringing people from different disciplines together
to collaboratively produce design options
COPYRIGHT © 2025 BY GRACE AMELIA, ALL RIGHTS RESERVED 3
