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AGN 143 Final study guide Questions with complete solution 2024/2025
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AGN 143 Final study guide Questions with complete solution 2024/2025 AGN 143 Final study guide What are the three major components of Forest Ecology? - correct answer Composition, Structure, Function Interception of precipitation by trees and other plant life typically - correct answer I...

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  • October 4, 2024
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AGN 143 Final study guide
What are the three major components of Forest Ecology? - correct answer
✔Composition, Structure, Function


Interception of precipitation by trees and other plant life typically - correct
answer ✔Increases infiltration of water into the soil and Reduces surface
runoff and erosion


Recall the water balance formula P=Q+E+ΔS, where ΔS is the "change" in
soil water storage. If P=10, Q=7, and E=5, had soil water storage increased or
decreased? - correct answer ✔Decreased


Increased rainfall/snowfall would most likely have what effect(s)? - correct
answer ✔Increased transpiration, increased interception, and decreased fire
risk


The Florida Everglades have a tendency for high temperatures, humid
conditions and high rainfall due to maritime climate conditions prevalent in that
part of the U.S. The climate conditions in the Everglades is an example of
what? - correct answer ✔Macroclimate


A south-facing hillside next to one of several large lakes on the eastern edge
of Medicine Bow National Forest in Wyoming tends to have higher humidity,
more stable temperature fluctuations, and slightly higher precipitation than
many of the surrounding areas. This is an example of what? - correct answer
✔Microclimate


"The Greatest Good for the Greatest Number in the Long Run" or some
variation thereof, was a quote often used by what person, for the purpose of
describing what concept? - correct answer ✔Gifford Pinchot, Conservation

, In early settlement days, the shortleaf pine region of the Ozarks was not
heavily exploited because of what? - correct answer ✔Poor agricultural land
and Isolation


If a soil has a high amount of gravel present in the upper horizons, this does
what to the bulk density of the soil? - correct answer ✔Does not change it


The forest leaf litter (O horizon) can have what effects on soil temperature? -
correct answer ✔Low thermal conductivity


Ultisols are strongly leached, acidic soils. What inputs do Ultisols often need
to make them more suitable for row cropping? - correct answer ✔Calcium
(Ca)


Conifers tend to fair better than hardwoods and many other plants on acidic
soils due to their ability to absorb what? - correct answer ✔NO2 (Nitrite)


Soil type and topography are criteria that have been used in the past to gauge
site quality. Why is site index a more favored method for foresters to measure
site quality? - correct answer ✔Ease of measure and Correlation between
height and volume (site productivity)


Say that a forest is hit by a tornado, leaving only about 10% of the trees
standing, what type of disturbance is this? - correct answer ✔Regeneration
disturbance


Say that a forest fire gets started and manages to get into the upper canopy
(crown fire) where it causes destruction of most of the forest. What type of
disturbance is this? - correct answer ✔Bottom-up disturbance

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