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Life zones
Terminology
Trees
Potpourri
Energy
100
Productivity in the prairie life zone is severely affected by this limiting factor.
What is water?
100
The living component of an ecosystem.
What is biotic?
100
This tree's large triangular leaves and thick, furrowed bark populate prairie stream banks.
What is a plains cottonwood?
100
The struggle for limited resources between two populations.
What is competition?
100
A feeding level within a food web or food chain.
What is a trophic level?
200
The life zone with pinyon pines and junipers on south facing slopes.
What are the foothills?
200
A plant that is native to a particular habitat or area.
What is endemic?
200
These ancient 5 bundled trees populate dry, rocky slopes in the upper montane and sub alpine life zones.
What is a Bristlecone Pine?
200
This type of tree reproduces by making cones instead of flowers.
What is a gymnosperm?
200
An animal that consumes an herbivore.
What is a carnivore?
300
Heavily forested lands at 9000' characterize this life zone.
What is the montane life zone?
300
Habitat that occurs alongside water.
What is riparian?
300
This pioneer's leaves will be found fluttering in the breeze of a disturbed area.
What is an Aspen?
300
All members of a particular species in an area.
What is a population?
300
An animal that makes up the base of the energy pyramid.
What is a producer?
400
Krummholz tree islands are formed by the action of this limiting factor.
What is wind?
400
Dry or rocky habitat.
What is xeric?
400
These gymnosperms have the longest needles, and come in bundles of 3.
What is a Ponderosa Pine?
400
The tendency for toxins to become more concentrated as they move up trophic levels.
What is biological magnification?
400
The "10% rule" describes this tendency for one trophic level to lose 90% of the available energy as it converts it to new issue.
What is ecological efficiency?
500
These sub-alpine trees have easily rolled needles and pointy crowns.
What is a spruce?
500
The stalk of a simple leaf.
What is a petiole?
500
this term describes the top of a tree.
What is a crown?
500
The number of individuals an ecosystem can sustain in a stable manner for long periods of time.
What is carrying capacity?
500
The large predators that occupy the highest level of an energy pyramid.
What is a top order consumer?