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Definition
| The study of populations in relation to their environment |
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Definition
| A group of individuals of a single species living in the same general area |
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Definition
| The number of individuals per unit volume |
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Definition
| The pattern of spacing among individuals within the boundaries of the population |
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| Removal of individuals from a population is: |
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Definition
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| Addition of individuals to a population is: |
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Definition
Clumped: Group where food and resources are available
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Definition
| Random: Disperse based on wind, and water travel |
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Definition
| Uniform: Dispersion and spacing based on behavioral patterns |
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Definition
| The study of vital statistics of populations and how they change over time |
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Definition
| Age-specific summaries of the survival pattern of a population |
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Definition
| A group of individuals of the same age, from birth until all are dead |
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Equation for Per Capita Change during a time interval
Hint: What does r=? |
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Definition
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| Equation for instantaneous population growth |
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Definition
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| What is exponential population growth also known as? |
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Definition
| Geometric Population Growth |
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| Equation for Exponential Population Growth |
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Definition
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Definition
Exponential Growth
(J Curve) |
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Definition of
Carrying Capacity |
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Definition
| K- Maximum population size that a particular environment can sustain |
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Term
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Definition
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| Density Dependent Factors |
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Definition
- Competition for Resources
- Territoriality
- Disease
- Predation
- Toxic Wastes
- Intrinsic Factors
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Term
| T/F: If λ>1 population will decrease. |
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Definition
| False: If λ>1 population will increase and if λ<1 population will decrease and if λ=1 population will remain the same |
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| Density Independent Factors: |
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Definition
Affect population size irrespective of the population density.
- Fluctuations in climate and weather
- Catastrophes
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Definition
Summarizes patterns of survival in a population by plotting numbers in a cohort still alive at each age.
[image] |
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Term
| What is the Fecundity Schedule (bx) |
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Definition
| The age class at which the organism reproduces |
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Definition
| Produce only once in their lifetime |
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Definition
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Definition
Traits that affect an individuals schedule of reproduction and survival
Ex: When to reproduce? How many offspring? When to Mature? |
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| What are physiological constraints? |
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Definition
Trade-off's due to a limited amount of energy
Ex: Reproduction, Survival, Maintenance, Growth
ALLOCATION OF ENERGY---> N. Selection cannot produce perfect organism. |
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Term
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Definition
- Develop Fast
- Reproduce Fast
- Small body Size
- Die Fast
- Semelparity
- WEAK COMPETITVE ABILITY
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Term
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Definition
- Develop Slow
- Reproduce Slow
- Large Body
- Iteroparity
- Live long
- STRONG COMPETITIVE ABILITY
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