2.2 Population Growth Flashcards
What does r stand for?
Growth Per Capita
What is logistical growth?
Measures growth when it is limited
How is population growth is determined from birth, death, immigration, and emigration
(Birth+immigration)-(death+emigration)
What does an exponential graph look like?
. l
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What does a logistical graph look like?
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l
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Where is the pop. growth the highest on a logistical graph?
The middle of the carrying capacity
Density-Dependent example
Competition for water
Density-Independent example
Drought
What does a higher Nv0 mean for a exponential graph?
The higher the starting population the quicker the curve will go up
What does a higher r mean for a logistical graph?
The higher the growth per capita the quicker the population will level out at carrying capacity