Shared Flashcard Set

Details

Biology
Chapter 4
9
Science
9th Grade
11/29/2007

Additional Science Flashcards

 


 

Cards

Term
population density
Definition
the number of organisms per unit area
Term
dispersion
Definition
the pattern of spacing of a population within an area
Term
density independen factor
Definition
Any factor in an evnironment that does not depend on the number of members in a population per unit area
Term
density dependent factor
Definition
any factor in an envirnmnet that depends on the number of members in a population per unit area
Term
population growth rate
Definition
explains how fast a given population grows
Term
Emigration
Definition

describes the number of individuals moving away from a population

Term
Imigration
Definition
describes the number of individuals moving into a population
Term
 carrying capacity
Definition
The maximum number of individuals in a species that and environment can support
Term
Zero population growth
Definition
when the birth rate equals the death rate
Supporting users have an ad free experience!