Population Vocab
All the members of a species living in the same place at the same time
What is a population?
Growth that increases by a multiplicative factor
What is exponential growth?
A relationship in which different individuals or populations attempt to use the same limited resource
What is competition?
The type of succession that occurs on a surface where no ecosystem existed before
What is primary succession?
What is an ostrich?
The number of individuals per unit of area or volume
What is density or population density?
The maximum population that an ecosystem can support indefinitely
What is carrying capacity?
When an organism feeds on another organism
What is predation?
The selective breeding or organisms by humans for specific characteristics
What is artificial selection?
An octopus has this number of hearts
The relative distribution or arrangement of individuals within a given amount of space
What is dispersion or population dispersion?
The unique role of a species within an ecosystem
What is a niche?
When an organism lives in or on another organism and feeds on it
What is parasitism?
A mixture of gases including nitrogen, oxygen, carbon dioxide that surround Earth
What is the atmosphere?
What is the only bird that can fly backward?
What is a hummingbird?
A change in the size of a population over a given period of time... The birth rate minus the death rate
What is a population's growth rate?
A relationship in which two species live in close association
What is symbiosis or a symbiotic relationship?
A close relationship between two species in which each species provides a benefit to the other
What is mutualism?
The cool, rigid, outermost layer of Earth's crust
What is the lithosphere?
This is the only flying mammal
What is a bat?
The maximum number of offspring that each member of a population can produce
What is reproductive potential?
The location where an organism lives
What is habitat?
A relationship in which one species benefits and the other species is neither harmed nor helped
What is commensalism?
A temperate shrubbed biome found in all five parts of the world with a Mediterranean climate
What is a chaparral?
What is a group of hedgehogs called?
What is a pickle?