Ecosystem Factors
Populations
Populations 2
Human Impact
Random
100
Living and non-living things withing an ecosystem
What is biotic and abiotic factors?
100
The number of individuals per unit area or volume.
What is (population) density? Bonus - 100 pts if you wrote population!
100
Population growth that constantly speeds up overtime.
What is exponential growth?
100
Willful destruction of the natural environment.
What is ecocide?
100
Global population is set to reach 9 billion by....
What is 2050?
200
An individual living thing
What is an organism?
200
The relative distribution or arrangement if its individuals within a given amount of space.
What is dispersion?
200
The max population an ecosystem can sustainably support.
What is carrying capactiy?
200
In order to have sustainable survival, organisms need a constant, reliable, source of....
What is energy?
200
Mountain lions demonstrate this type of dispersion.
What is random?
300
Humans are all the same what?
What is species?
300
This type of density states: death occurs more quickly in a crowed population
What is density dependent regulation?
300
A sustainable ecosystem is one that makes the most of this source of renewable energy....
What is the sun?
300
The rate at which children must be born to replace the dying in a population.
What is replacement fertility rate?
400
All the members of the same species that live in the same place at the same time
What is a population?
400
The fastest rate a population can grow.
What is biotic potential?
400
This type of density states: a certain portion of the population dies regardless of density.
What is density INdependent regulation?
400
Sustainable ecosystems depend on local _____________ to perform the jobs above.
What is biodiversity?
400
A female sea turtle may lay ______ in her lifetime.
What is 2,000.
500
Groups of various species that live in the same place and interact with each other.
What is a community?
500
The max number of offspring each member of a population can produce.
What is reproductive potential?
500
The unique role of a species within an ecosystem.
What is a niche?
500
Any environmental change caused by humans.
What is anthropogenic change?
500
Charles Darwin once theorized that a single pair of elephants could produce 19 million descendants within.....
What is 750 years?
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