ISA MUNICIPAL ARBORIST ACTUAL
COMPREHENSIVE QUESTIONS AND ANSWERS
SURE A+
✔✔nitrogen oxides - ✔✔(NOx) Major source is auto exhaust. Primary and secondary
effects include acidification of lakes, respiratory irritation, leads to smog and ozone.
Reduced using catalytic converters.
✔✔Ozone - ✔✔formed by photochemical reaction of nitrogen oxides and hydrocarbons
in UV and moisture
✔✔Peroxyacetyl Nitrate (PAN) - ✔✔secondary pollutant present in photochemical smog
with ozone (O3)
✔✔Particulates - ✔✔Small particles of solids released into the atmosphere by many
natural processes and human activities
✔✔Atmospheric contaminant caused by trees - ✔✔Biogenic volatile organic compounds
-produced by small trees that can contribute to the formation of ozone and carbon
monoxide
✔✔How do trees capture carbon dioxide? - ✔✔stored in wood by sequestration
, ✔✔Energy conservation of trees direct effects - ✔✔shade and wind effects
✔✔Urban Heat Index - ✔✔4-10 degrees
✔✔Noise reduction planting size - ✔✔dense, tall and wide, (80-115 feet)
✔✔CTLA - ✔✔Council of Tree and Landscape Appraisers (acronym)
✔✔Replacement cost method - ✔✔How much it would cost to replace with one of same
size and speices
✔✔trunk formula method (TFM) - ✔✔for trees to large to replace. add the cost of
replacing with largest commonly available tree of comparable value and increase based
on the difference in trunk area
✔✔3 reasons it is important to understand and be able to describe the benefits of trees -
✔✔1. return on investment 2. meet environmental regulations 3. apply for grants aimed
at enhancement
✔✔Trees help improve air quality by absorbing _______ and intercepting ________. -
✔✔pollutants; particulates
✔✔Steps of planning greenspace - ✔✔1. define long-term goals 2. collect data 3. plan
for tree preservation
✔✔Vegetation resource component - ✔✔canopy coverage, age distribution of trees,
species mix, native vegetation
✔✔Community framework component - ✔✔agency cooperation, involvement of
landholders, awareness of trees as a resource, citizen interatction
✔✔resource management component - ✔✔citywide plan, funding, staffing, assessment
tools, tree protection, species and site selection, citizen safety, recycling
✔✔Sustainability management must emphasize - ✔✔tree inventory, dialog and
collaboration, understanding benefits, knowledge of factors affecting forest, information
transfer
✔✔Mistakes when making a urban forest plan - ✔✔too general, no clear and
comprehensive recommendations, and do not define concrete course of action
✔✔Urban forest master plan should include - ✔✔assessment of the tree resource,
assessment of horticultural resources, map of soils, long-term and short-term goals,
COMPREHENSIVE QUESTIONS AND ANSWERS
SURE A+
✔✔nitrogen oxides - ✔✔(NOx) Major source is auto exhaust. Primary and secondary
effects include acidification of lakes, respiratory irritation, leads to smog and ozone.
Reduced using catalytic converters.
✔✔Ozone - ✔✔formed by photochemical reaction of nitrogen oxides and hydrocarbons
in UV and moisture
✔✔Peroxyacetyl Nitrate (PAN) - ✔✔secondary pollutant present in photochemical smog
with ozone (O3)
✔✔Particulates - ✔✔Small particles of solids released into the atmosphere by many
natural processes and human activities
✔✔Atmospheric contaminant caused by trees - ✔✔Biogenic volatile organic compounds
-produced by small trees that can contribute to the formation of ozone and carbon
monoxide
✔✔How do trees capture carbon dioxide? - ✔✔stored in wood by sequestration
, ✔✔Energy conservation of trees direct effects - ✔✔shade and wind effects
✔✔Urban Heat Index - ✔✔4-10 degrees
✔✔Noise reduction planting size - ✔✔dense, tall and wide, (80-115 feet)
✔✔CTLA - ✔✔Council of Tree and Landscape Appraisers (acronym)
✔✔Replacement cost method - ✔✔How much it would cost to replace with one of same
size and speices
✔✔trunk formula method (TFM) - ✔✔for trees to large to replace. add the cost of
replacing with largest commonly available tree of comparable value and increase based
on the difference in trunk area
✔✔3 reasons it is important to understand and be able to describe the benefits of trees -
✔✔1. return on investment 2. meet environmental regulations 3. apply for grants aimed
at enhancement
✔✔Trees help improve air quality by absorbing _______ and intercepting ________. -
✔✔pollutants; particulates
✔✔Steps of planning greenspace - ✔✔1. define long-term goals 2. collect data 3. plan
for tree preservation
✔✔Vegetation resource component - ✔✔canopy coverage, age distribution of trees,
species mix, native vegetation
✔✔Community framework component - ✔✔agency cooperation, involvement of
landholders, awareness of trees as a resource, citizen interatction
✔✔resource management component - ✔✔citywide plan, funding, staffing, assessment
tools, tree protection, species and site selection, citizen safety, recycling
✔✔Sustainability management must emphasize - ✔✔tree inventory, dialog and
collaboration, understanding benefits, knowledge of factors affecting forest, information
transfer
✔✔Mistakes when making a urban forest plan - ✔✔too general, no clear and
comprehensive recommendations, and do not define concrete course of action
✔✔Urban forest master plan should include - ✔✔assessment of the tree resource,
assessment of horticultural resources, map of soils, long-term and short-term goals,
