Forestry Exam 2 UPDATED Exam
Questions and CORRECT Answers
Forest Structure - CORRECT ANSWER - Physical arrangement of vegetation/trees
(species,spacing)
Ecological Succession - CORRECT ANSWER - sequential changes in structure/species
composition of an ecosystem over time
live crown ratio - CORRECT ANSWER - live crown length/total tree ht. x 100
primary succession - CORRECT ANSWER - succession in an area w/o either soil or
plants-requires soil and plant development
secondary succession - CORRECT ANSWER - occurs on a site that has soil but plants
have been removed by disturbance
propagules - CORRECT ANSWER - any part of a plant that can give rise to another plant
relay floristics - CORRECT ANSWER - species that dominate later arrive later, vice-versa
with early species
3 types of disturbance - CORRECT ANSWER - fire wild wildfire
fire ladder - CORRECT ANSWER - small stems that extend into canopy and carry fire
from surface to canopy
Fire return interval - CORRECT ANSWER - # of years between fires
, surface fire - CORRECT ANSWER - ground vegetation
crown fire - CORRECT ANSWER - inside canopy, often top kills tree
What is the amt of rain to have a forest - CORRECT ANSWER - 16 in.
Polar Biome - CORRECT ANSWER - zone of permanent ice
arctic tundra - CORRECT ANSWER - part of soil remains frozen all year, willow, birch,
alder
Northern boreal forest (spatlb) - CORRECT ANSWER - 27% of worlds forests, conifer
dominated, spruce, true fir, pine, larch, birch, alders
pacific coastal forests (wide receivers) - CORRECT ANSWER - temperate rainforest, fire-
major forest disturbance, western hemlock, western redcedar, sitka spruce, douglas-fir, sugar
pine, redwood
do conifers make stump sprouts? - CORRECT ANSWER - no
pioneer species - CORRECT ANSWER - high light compensation point, high respiration
rate, grow fast, shade intolerant
very tolerant species - CORRECT ANSWER - american beech, sugar maple, eastern
hemlock
tolerant species - CORRECT ANSWER - most hickories, red maple, dogwood, basswood,
buckeye, blackgum, sourwood
Questions and CORRECT Answers
Forest Structure - CORRECT ANSWER - Physical arrangement of vegetation/trees
(species,spacing)
Ecological Succession - CORRECT ANSWER - sequential changes in structure/species
composition of an ecosystem over time
live crown ratio - CORRECT ANSWER - live crown length/total tree ht. x 100
primary succession - CORRECT ANSWER - succession in an area w/o either soil or
plants-requires soil and plant development
secondary succession - CORRECT ANSWER - occurs on a site that has soil but plants
have been removed by disturbance
propagules - CORRECT ANSWER - any part of a plant that can give rise to another plant
relay floristics - CORRECT ANSWER - species that dominate later arrive later, vice-versa
with early species
3 types of disturbance - CORRECT ANSWER - fire wild wildfire
fire ladder - CORRECT ANSWER - small stems that extend into canopy and carry fire
from surface to canopy
Fire return interval - CORRECT ANSWER - # of years between fires
, surface fire - CORRECT ANSWER - ground vegetation
crown fire - CORRECT ANSWER - inside canopy, often top kills tree
What is the amt of rain to have a forest - CORRECT ANSWER - 16 in.
Polar Biome - CORRECT ANSWER - zone of permanent ice
arctic tundra - CORRECT ANSWER - part of soil remains frozen all year, willow, birch,
alder
Northern boreal forest (spatlb) - CORRECT ANSWER - 27% of worlds forests, conifer
dominated, spruce, true fir, pine, larch, birch, alders
pacific coastal forests (wide receivers) - CORRECT ANSWER - temperate rainforest, fire-
major forest disturbance, western hemlock, western redcedar, sitka spruce, douglas-fir, sugar
pine, redwood
do conifers make stump sprouts? - CORRECT ANSWER - no
pioneer species - CORRECT ANSWER - high light compensation point, high respiration
rate, grow fast, shade intolerant
very tolerant species - CORRECT ANSWER - american beech, sugar maple, eastern
hemlock
tolerant species - CORRECT ANSWER - most hickories, red maple, dogwood, basswood,
buckeye, blackgum, sourwood
