Intro to Eco
Forestry
Populations
Communities
Ecosystems
100
Explain the best use of line and bar graphs.
Line - displaying info that changes over time
Bar - comparing facts
100
Ways to determine forest health.
rate of tree growth and condition + diversity of plants and animals
100
What is an example of intraspecies mutualism?
A pride of lions hunting together
100
What is a realized niche?
An organism's purpose, factoring in limiting factors.
100
What is primary succession?
something has caused the complete removal of all life and soil in an area
200
How do you determine the validity of an info source?
Checking author credentials
200
Trees in an ecosystem most likely compete for...?
light, space, and nutrients
200
What is cryptic coloration?
markings or coloration that helps an organism camoflauge itself
200
Example of mutualism
two organisms working together for the benefit of both
200
What is secondary succession?
An event that has left the soil intact
300
Where can you find life on Earth?
Everywhere
300
What materials do forests supply humans with?
lumber, game, paper, fuel, fruit, oxygen
300
What is batesian mimicry?
1 organism looking like another toxic/harmful organism
300
Example of parasitism
1 organism benefiting off an organism that is being harmed by this
300
Example of primary succession
meteor impact, volcanic eruption, glacier retreat
400
What is a biotic factor? an abiotic factor? (examples)
B - animals, plants, bacteria
A - rocks, minerals, sunlight, water, temp
400
Left - alternate
Right - opposite
400
If an area's carrying capacity is passed, what will likely happen?
The populations will starve and die off.
400
example of commensalism
1 organism is benefiting off another that is unaffected
400
Example of secondary succession
wildfires, construction, clear cutting
500
How many leaves does a Virginia Creeper have? Poison Ivy?
VC - 5
PI - 3
500
Most common trees in Virginia...
Oak and Hickory
500
In a population, what determines if traits are passed on?
Natural selection/evolution
500
What is a foundation species? Keystone? Dominant?
A species that shapes its environment
a species that the entire ecosystem depends on
most common organism in the ecosystem
500
Briefly explain the water, nitrogen, or carbon cycle
bleh