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Ecology Test (Jeopardy Questions)

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What is the statistical study of all populations?
Demography
_____ consists of all the individuals of a particular species in a particular place.
Population
List the 4 factors that affect population size.
Birth, death, immigration, and emigration
An ecosystem consists of...
A community of organisms, energy, soil, water, and weather
Which of the following types of succession would most likely occur after a forest fire?
Secondary succession
What are the two names for a graph?
Exponential and J-shaped
_____ affect the population regardless of the density of the population.
Density-independent factors
A tick feeding on a human is an example of ______.
Parasitism
What are the three parts to an organism's niche?
Food, abiotic factors, and behavior
On the pyramid, animals that feed on plant eaters are at...
Trophic level 3
The movement of individuals into a population is called _______.
Immigration
______ is when a barrier forms that prevents an organism from accessing its entire home range.
Habitat fragmentation
Renewable sources of energy...
Can replenish themselves naturally.
A type of symbiotic relationship where one species benefits and the other is unaffected is called ______.
Commensalism
A _____ is a stable, mature community that undergoes little or no succession.
Climax community
The _____ is the maximum number of individuals of a particular species that the environment can hold.
Carrying capacity
___% of energy is transferred from one trophic level to another.
10%
If the niche of two organisms overlap...
The organisms may have to compete directly
The small, fast growing plants that are the first organisms to live in a habitat are called ______.
Pioneer species
The total dry weight of the organisms in an ecosystem is called ______.
Biomass
Ozone in the atmosphere...
absorbs harmful radiation from the sun.