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28 Cards in this Set
- Front
- Back
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Methods to Understand Why Species is Absent?
1) *** 2) *** 3) *** 4) *** |
1) Dispersal
2) Behavior 3) Other Species 4) Physical/Chemical Factors |
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Methods to Understand Why Species is Absent?
1) Dispersal Limits... -a*** -i*** |
Area inaccessible
insufficient time |
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Methods to Understand Why Species is Absent?
2) Behavioral Limits... -h*** |
Habitat Selection
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Methods to Understand Why Species is Absent?
3) Other Species... -p*** -p***2 -c*** |
Predation
Parasitism/Disease Competition |
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Methods to Understand Why Species is Absent?
4) Physical/Chemical Factors -t*** -l*** -s***3 -s*** |
Temperature
Light Soil type/pH/Nutrients Salinity |
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***: 10°C temp. increase = *** increase in metabolic rate
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Q10
2-4x |
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***: An organism that maintains its body temperature at a constant level.
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Homeotherm
= same temperature |
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Organisms have 2 options for dealing w/ temp. & moisture conditions.
1) 2) |
1) adjust physiologically
2) escape |
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Ways to adjust physiologically:
1) 2) |
1) Acclimation
2) Adaptation |
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Adaptation is done by ***.
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populations
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Acclimation is done by ***.
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individuals
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Two ways to escape habitat conditions
1) 2) |
1) migration
2) hibernation |
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Temperature Distribution Limiters
1) s*** 2) r*** 3) d*** 4) c*** |
1) survival
2) reproduction 3) development of young (most sensitive) 4) competition |
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What is the most sensitive Temperature Distribution Limiter?
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development of young
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*** are drought resistant plants
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Xerophytes
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*** variation: Variation found in a large continuous geographic populations
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Ecotypic
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***: Distinct form of a plant/animal species occupying a particular habitat
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Ecotype
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Various ecotypes of Yarrow grown under identical conditions resulted in ecotype characteristics *** ***.
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remaining same
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Water loss prevention: Waste Elimination
1) ammonia 2) insoluble *** *** & *** |
uric acid
guanine |
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Photosynthesis captures/stores ***% of incoming radiation.
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0.5 –1
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*** photosynthesis is the normal type.
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C3
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*** plants open stomata only for a short time only @ night. They are e*** d*** p***.
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CAM
extreme desert plants Crassulacean Acid Metabolism |
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Greek "Euphotic"?
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Well lit
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***: The amount of light where photosynthesis rate matches respiration rate.
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Compensation point
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Nutrient composition of living organisms:
1) blood plasma: *** 2) cells: *** |
1) Na+, Cl-
2) K+ |
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*** is the best soil type.
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Loam
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***: Soil that is sterile, unproductive, & over unusual geologic formations.
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Serpentine soils
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1) Osmoregulator?
2) Osmoconformers? 3) Ion regulators? |
1) excrete or concentrate salt
2) conform to surrounding seawater 3) Use amino acid pool to regulate volume. |
