SUSTAINABLE BUILDING PRACTICE

1. What percentage of the Earth’s potable water is used by buildings?

a) 10%

b) 14%

c) 20%

d) 25%

b) 14%

2. What is the intent of the WE Prerequisite: Outdoor Water Use Reduction?

a) Reduce indoor potable water

b) Improve water aesthetics

c) Reduce outdoor potable water consumption

d) Increase vegetation

c) Reduce outdoor potable water consumption

3. Which landscaping strategy emphasizes drought-tolerant native plants?

a) Permaculture

b) Xeriscaping

c) Rain gardening

d) Topiary

b) Xeriscaping

4. What is the minimum reduction in landscape water requirement for Option 2 of Outdoor Water Use

Reduction?

a) 10%

b) 20%

c) 30%

d) 50%

c) 30%

5. What tool is used to calculate irrigation reductions in LEED?

a) LEEDCalc

b) EcoWater

c) WaterSense Budget Tool

d) RainTool

c) WaterSense Budget Tool

6. What is the required reduction of indoor water use in WE prerequisite?

a) 10%

b) 15%

c) 20%

d) 25%

c) 20%

7. What is the maximum flow rate for a compliant showerhead under LEED?

a) 2.5 gpm

b) 3.0 gpm

c) 1.8 gpm

d) 2.0 gpm

a) 2.5 gpm

8. What is a High-Efficiency Toilet (HET) rated for per flush?

a) 2.0 gallons

b) 1.6 gallons

c) 1.28 gallons

d) 0.9 gallons

c) 1.28 gallons

9. Which U.S. standard is used for erosion and sedimentation control under LEED v5?

a) ASHRAE 90.1

b) EPA Construction General Permit (CGP) 2022

c) OSHA 1926

d) NFPA 101

b) EPA Construction General Permit (CGP) 2022

10. What technology is used in touch-free faucets?

a) Bluetooth

b) Motion detection

c) Infrared

d) Proximity sensors

c) Infrared

11. Which Sustainable Sites credit focuses on designing projects to withstand flooding, drought, and extreme heat?

a) Rainwater Management

b) Enhanced Resilient Site Design

c) Heat Island Reduction

d) Protect or Restore Habitat

b) Enhanced Resilient Site Design

12. What is the purpose of Building-Level Water Metering?

a) Increase water usage

b) Monitor temperature

c) Track potable water use

d) Regulate HVAC

c) Track potable water use

13. Which Sustainable Sites credit encourages the capture, infiltration, and reuse of stormwater?

a) Rainwater Management

b) Light Pollution Reduction

c) Accessible Outdoor Space

d) Heat Island Reduction

a) Rainwater Management

14. How long must buildings commit to sharing water data for LEED?

a) 2 years

b) 5 years

c) 10 years

d) 7 years

b) 5 years

15. Which credit awards up to 7 points for indoor water use reduction?

a) WE Prerequisite: Indoor Water Use

b) WE Credit: Indoor Water Use Reduction

c) WE Credit: Building Metering

d) WE Credit: Outdoor Water Reduction

b) WE Credit: Indoor Water Use Reduction

16. What is the primary goal of the Heat Island Reduction credit?

a) Reduce indoor temperatures

b) Lower surface and ambient temperatures using vegetation and reflective materials

c) Reduce stormwater runoff

d) Increase daylighting

b) Lower surface and ambient temperatures using vegetation and reflective materials

17. Which Sustainable Sites credit minimizes sky glow, glare, and light trespass from exterior

lighting?

a) Heat Island Reduction

b) Protect or Restore Habitat

c) Light Pollution Reduction

d) Accessible Outdoor Space

c) Light Pollution Reduction

18. What is the primary purpose of the LEED v5 Water Metering and Reporting prerequisite (WEp1)?

a) Reduce construction costs

b) Conserve potable water by tracking water consumption and identifying opportunities for savings

c) Increase irrigation efficiency

d) Improve indoor air quality

b) Conserve potable water by tracking water consumption and identifying opportunities for savings

19. Which technology is required under WEp1 and WEc1 to quickly identify water losses and prevent

structural damage?

a) Rainwater harvesting

b) Leak detection

c) Cooling towers

d) Greywater treatment

b) Leak detection

20. Which of the following is considered an alternative water source in LEED v5?

a) Potable municipal water

b) Rainwater and greywater

c) Bottled water

d) Distilled water

b) Rainwater and greywater

21. What is the purpose of submetering in LEED v5?

a) Increase water pressure

b) Measure water use by system or zone to identify waste and verify savings

c) Filter drinking water

d) Increase irrigation capacity

b) Measure water use by system or zone to identify waste and verify savings

22. Enhanced Water Efficiency (WEc2) encourages projects to:

a) Focus only on indoor plumbing fixtures

b) Perform a site-wide water assessment and improve overall water efficiency

c) Increase potable water use

d) Eliminate outdoor landscaping

b) Perform a site-wide water assessment and improve overall water efficiency

23. Which LEED v5 credit encourages buildings to interact intelligently with the electrical grid and

reduce peak energy demand?

a) Renewable Energy

b) Grid Harmonization

c) Enhanced Commissioning

d) Advanced Energy Metering

b) Grid Harmonization

24. What is the primary purpose of the Advanced Energy Metering credit?

a) Reduce indoor water use

b) Track energy use through submeters for continuous improvement

c) Improve daylighting

d) Increase renewable energy production

b) Track energy use through submeters for continuous improvement

25. Which Energy & Atmosphere credit rewards projects for using on-site or off-site renewable

energy?

a) Enhanced Refrigerant Management

b) Renewable Energy

c) Grid Harmonization

d) Fundamental Commissioning

b) Renewable Energy

26. Enhanced Commissioning differs from Fundamental Commissioning because it includes:

a) Additional verification, building envelope commissioning, and ongoing monitoring

b) Water metering

c) Site assessment

d) Waste management

a) Additional verification, building envelope commissioning, and ongoing monitoring

27. What is the primary goal of the Enhanced Refrigerant Management credit?

a) Reduce indoor humidity

b) Minimize ozone depletion and global warming potential from refrigerants

c) Increase HVAC size

d) Reduce lighting energy

b) Minimize ozone depletion and global warming potential from refrigerants

28. What fixture type is typically limited to 1.5 gpm under LEED?

a) Showerheads

b) Kitchen faucets

c) Bathroom faucets

d) Toilets

c) Bathroom faucets

29. Which LEED credit focuses on optimizing cooling tower water use?

a) WE Credit: Process Water Efficiency

b) WE Credit: Optimize Process Water Use

c) WE Credit: Metering

d) WE Credit: HVAC Water Use

b) WE Credit: Optimize Process Water Use

30. What is the primary purpose of a cooling tower?

a) Store water

b) Heat water

c) Cool overheated water

d) Filter greywater

c) Cool overheated water

31. What is the minimum % of recycled water use to get 1 point in process water credit Option 3?

a) 10%

b) 15%

c) 20%

d) 30%

c) 20%

32. What is non-potable water?

a) Bottled water

b) Water from rivers

c) Water unsafe for drinking but usable for irrigation

d) Sea water

c) Water unsafe for drinking but usable for irrigation

33. Which of the following is a non-potable water source?

a) Tap water

b) Bottled spring water

c) Greywater

d) Filtered drinking water

c) Greywater

34. Which component is NOT part of a rainwater harvesting system?

a) Cistern

b) Roof wash

c) Water heater

d) Catchment area

c) Water heater

35. What is the minimum number of water subsystems that must be metered for Healthcare projects?

a) 2

b) 3

c) 4

d) 5

d) 5

36. Approximately what percentage of U.S. energy is consumed by buildings?

a) 25%

b) 40%

c) 50%

d) 60%

b) 40%

37. What is the primary goal of the Energy & Atmosphere credits in LEED?

a) Reduce construction costs

b) Promote building aesthetics

c) Optimize energy performance

d) Encourage larger HVAC systems

c) Optimize energy performance

38. What is the intent of Fundamental Commissioning?

a) Increase equipment cost

b) Meet the owner’s project requirements

c) Improve lighting quality

d) Reduce construction duration

b) Meet the owner’s project requirements

39. Which standard is referenced for HVAC&R systems during commissioning?

a) ASHRAE 55

b) ASHRAE 62.1

c) ASHRAE 0-2013

d) ASHRAE 189.1

c) ASHRAE 0-2013

40. What is the primary goal of the Materials & Resources (MR) category in LEED v5?

a) Improve indoor air quality

b) Reduce environmental impacts associated with building materials throughout their life cycle

c) Increase building energy use

d) Reduce construction time

b) Reduce environmental impacts associated with building materials throughout their life cycle

41. Which document provides verified information about the environmental impacts of a building

product throughout its life cycle?

a) Safety Data Sheet (SDS)

b) Environmental Product Declaration (EPD)

c) Operation Manual

d) Warranty Certificate

b) Environmental Product Declaration (EPD)

42. What is the purpose of a Life Cycle Assessment (LCA)?

a) Measure indoor lighting

b) Evaluate the environmental impacts of a building or material throughout its life cycle

c) Calculate water consumption

d) Determine construction cost

b) Evaluate the environmental impacts of a building or material throughout its life cycle

43. Which LEED strategy encourages selecting materials with recycled content, responsibly sourced

materials, and products with lower environmental impacts?

a) Sustainable material selection

b) Heat island reduction

c) Commissioning

d) Fundamental refrigerant management

a) Sustainable material selection

44. Which of the following is one of the primary goals of the Materials & Resources category?

a) Promote sustainable material choices

b) Increase parking spaces

c) Reduce HVAC energy use

d) Improve daylighting

d) Improve daylighting

45. What does the Minimum Energy Performance prerequisite promote?

a) Increased fossil fuel use

b) Increased daylighting

c) Energy efficiency and resilience

d) HVAC upgrades

c) Energy efficiency and resilience

46. Which method is NOT a compliance path under Minimum Energy Performance?

a) Prescriptive provisions

b) Energy Cost Budget

c) Normative Appendix G

d) ASHRAE Standard 55

d) ASHRAE Standard 55

47. What is the primary goal of the Indoor Environmental Quality (EQ) category in LEED v5?

a) Reduce construction costs

b) Improve occupant health, comfort, and well-being

c) Increase parking capacity

d) Reduce building height

b) Improve occupant health, comfort, and well-being

48. Which of the following is a key component of Indoor Environmental Quality?

a) Air quality

b) Parking design

c) Structural steel

d) Foundation type

a) Air quality

49. Why is indoor air quality an important focus in LEED?

a) Indoor pollutant levels are often higher than outdoor levels.

b) Indoor air is always cleaner than outdoor air.

c) It reduces construction time.

d) It increases building size.

a) Indoor pollutant levels are often higher than outdoor levels.

50. Which of the following contributes to better Indoor Environmental Quality?

a) Proper ventilation

b) Increased light pollution

c) Larger parking lots

d) Higher water consumption

a) Proper ventilation

51. In addition to air quality, LEED evaluates which of the following as part of Indoor Environmental

Quality?

a) Thermal comfort

b) Road design

c) Structural loading

d) Stormwater runoff

a) Thermal comfort

52. What is the required commitment duration for sharing building-level energy data?

a) 2 years

b) 3 years

c) 5 years

d) 10 years

c) 5 years

53. What is prohibited in Fundamental Refrigerant Management?

a) Use of CO2

b) Use of CFCs and HCFCs

c) Use of natural refrigerants

d) Use of air as refrigerant

b) Use of CFCs and HCFCs

54. What is required for Enhanced Commissioning Path 1?

a) System installation

b) Seasonal testing

c) HVAC redesign

d) Architectural modifications

b) Seasonal testing

55. What is the Performance Cost Index (PCI) used for?

a) Lighting simulation

b) Cost estimation

c) Energy performance compliance

d) Construction scheduling

c) Energy performance compliance

56. What is included in Option 2 of Optimize Energy Performance?

a) Appendix G

b) Energy simulation

c) Advanced Energy Design Guide

d) PCI Target

c) Advanced Energy Design Guide

57. Which equipment should NOT exceed 1.75 pounds of HFC refrigerant per 1,000 Btu/h?

a) Commercial HVAC

b) Commercial refrigeration

c) Residential HVAC

d) Solar panels

b) Commercial refrigeration

58. What is a requirement of Advanced Energy Metering?

a) Weekly data reporting

b) Semi-annual data updates

c) Hourly data intervals

d) Manual data entry

c) Hourly data intervals

59. What is a goal of Grid Harmonization?

a) Reduce renewable energy usage

b) Increase HVAC size

c) Improve grid reliability

d) Ban energy storage

c) Improve grid reliability

60. What does Case 1 of Grid Harmonization require?

a) Manual load reduction

b) No data sharing

c) Fully automated demand response

d) Power shut down

c) Fully automated demand response

61. Which is NOT a Tier of Renewable Energy in LEED?

a) On-site renewable energy

b) Green-certified off-site power

c) Fossil fuel-based energy

d) New off-site renewable energy

c) Fossil fuel-based energy

62. What are RECs?

a) Renewable Equipment Certificates

b) Renewable Energy Certificates

c) Renewable Emissions Credits

d) Regional Energy Contracts

b) Renewable Energy Certificates

63. What GWP value must refrigerants stay below for LEED Option 1 compliance?

a) 10

b) 25

c) 50

d) 100

c) 50

64. What is one requirement for refrigerant leak testing?

a) Use GreenChill guidelines

b) Avoid testing

c) Use only HCFC refrigerants

d) Refrigerant reuse

a) Use GreenChill guidelines

65. What program certifies stores for low refrigerant leakage?

a) Energy Star

b) GreenChill

c) SmartCool

d) EcoLabel

b) GreenChill

66. What is the main intent of the MR Prerequisite: Storage and Collection of Recyclables?

a) To increase landfill use

b) To conserve resources and reduce waste

c) To expand incinerator capacity

d) To replace recycling with disposal

b) To conserve resources and reduce waste

67. Which material is NOT explicitly listed under recyclable materials in MR prerequisites?

a) Glass

b) Wood

c) Mixed paper

d) Metals

b) Wood

68. Which product must be safely handled under the recyclable materials requirement?

a) Bricks

b) Mercury-containing lamps

c) Concrete blocks

d) Carpets

b) Mercury-containing lamps

69. What does PBT stand for in LEED MR credits?

a) Polybutylene Terephthalate

b) Polyethylene Binder Thermoplastic

c) Plastic Bonding Technology

d) Polybutadiene Transfer

a) Polybutylene Terephthalate

70. What is the purpose of amalgam separation devices in dental facilities?

a) Increase amalgam use

b) Capture mercury waste

c) Store dental tools

d) Measure air quality

b) Capture mercury waste

71. What standard must amalgam separators meet?

a) ANSI/BIFMA

b) ISO-11143

c) ASTM D6866

d) EN 15804

b) ISO-11143

72. Which option under Building Life-Cycle Impact Reduction offers the highest points?

a) Maintain non-structural elements

b) Conduct an LCA showing 10% impact reduction and reuse materials

c) Use recycled paper

d) Retrofit lighting systems

b) Conduct an LCA showing 10% impact reduction and reuse materials

73. What is required under Option 1 for Environmental Product Declarations (EPD)?

a) Use of 5 different manufacturers’ products

b) 20 different permanently installed products

c) Only local products

d) Single source of materials

b) 20 different permanently installed products

74. How are industry-wide EPDs valued?

a) As 0.5 product

b) As 2 products

c) As 1 product

d) As 3 products

c) As 1 product

75. What credit rewards use of materials with embodied carbon optimization?

a) MR Credit 4

b) MR Credit 3

c) MR Credit 2

d) MR Credit 1

c) MR Credit 2

76. Which standard is used for testing bio-based materials?

a) ASTM D6866

b) ISO 14025

c) EN 15804

d) ANSI/BIFMA e3

a) ASTM D6866

77. What does EPR stand for in LEED?

a) Energy Performance Rating

b) Environmental Product Recycling

c) Extended Producer Responsibility

d) Environmental Protection Requirement

c) Extended Producer Responsibility

78. What are products sourced within 100 miles valued as?

a) 50% of cost

b) 100% of cost

c) 200% of cost

d) 150% of cost

c) 200% of cost

79. What is the minimum inventory threshold for reporting material ingredients?

a) 0.05%

b) 0.1%

c) 0.5%

d) 1.0%

b) 0.1%

80. Which of the following is not a listed impact category for MR credits?

a) Global Warming Potential

b) Visual Light Transmittance

c) Depletion of Stratospheric Ozone

d) Acidification of Land and Water

b) Visual Light Transmittance

81. What is prohibited in furniture to meet MR Credit 7 Option 1?

a) Polyethylene

b) Heavy metals

c) Wood laminate

d) MDF board

b) Heavy metals

82. Which approach is NOT used in MR Credit 9: Construction & Demolition Waste Management?

a) Diversion

b) Waste Prevention

c) Total landfill disposal

d) Source reduction

c) Total landfill disposal

83. Which component is considered 'soft space' in healthcare design flexibility?

a) MRI rooms

b) Surgery theaters

c) Administrative offices

d) Emergency rooms

c) Administrative offices

84. What type of signage is prohibited from using mercury?

a) Exit signs

b) LED boards

c) Directional lights

d) Emergency sirens

a) Exit signs

85. What is the goal of MR Credit 6?

a) Promote mercury recycling

b) Reduce PBTs like lead, cadmium, and copper

c) Increase copper soldering

d) Increase lead content for shielding

b) Reduce PBTs like lead, cadmium, and copper

86. What does Indoor Environmental Quality (EQ) primarily aim to improve?

a) Building exterior aesthetics

b) Occupant comfort and indoor conditions

c) Building energy consumption

d) Site landscaping

b) Occupant comfort and indoor conditions

87. Which of the following is a prerequisite under EQ?

a) Daylight

b) Low-Emitting Materials

c) Minimum Acoustic Performance

d) Thermal Comfort

c) Minimum Acoustic Performance

88. What standard must mechanically ventilated spaces comply with for indoor air quality?

a) ASHRAE 55-2017

b) ASHRAE 170-2017

c) ASHRAE 62.1-2016

d) ISO 14001

c) ASHRAE 62.1-2016

89. What pollutant is produced from gas stoves and heaters?

a) Ozone

b) Carbon monoxide

c) Nitrogen

d) Methane

b) Carbon monoxide

90. Which of the following is NOT a strategy for Enhanced IAQ?

a) Entryway systems

b) Operable windows

c) Light reflectance control

d) Carbon dioxide monitoring

c) Light reflectance control

91. What is reverberation time?

a) Time for light to reflect

b) Time for air to ventilate

c) Time sound takes to decay 60 dB

d) Time sound travels in a room

c) Time sound takes to decay 60 dB

92. What is used to rate noise reduction between spaces?

a) MERV

b) dBA

c) STC

d) VOC

c) STC

93. Which of the following materials must comply with VOC limits?

a) Concrete

b) Steel frames

c) Paints and coatings

d) Glass panels

c) Paints and coatings

94. What does the Construction IAQ Management Plan aim to control?

a) Noise levels only

b) Site runoff

c) Air quality during construction

d) Landscaping materials

c) Air quality during construction

95. What is a flush-out in IAQ Assessment?

a) A lighting strategy

b) A thermal control system

c) Ventilation method after construction

d) Fire safety check

c) Ventilation method after construction

96. What indoor temperature range is considered thermally comfortable in winter?

a) 72°F – 80°F

b) 68°F – 75°F

c) 60°F – 70°F

d) 65°F – 78°F

b) 68°F – 75°F

97. What is the CRI threshold for quality lighting in LEED?

a) 70

b) 80

c) 85

d) 90

d) 90

98. Which strategy is required for Daylight credit?

a) Provide views to 50% of spaces

b) Use LED lighting only

c) Use glare control devices

d) None of the above

c) Use glare control devices

99. What is required to earn the Quality Views credit?

a) Artificial landscape models

b) Direct views to outdoors for 75% of occupied floor area

c) Natural daylight in every room

d) Night views

b) Direct views to outdoors for 75% of occupied floor area

100. What pollutant is monitored for densely occupied spaces?

a) Methane

b) Dust

c) Carbon dioxide

d) Lead

c) Carbon dioxide