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Understanding Populations

Teacher: Lori Thompson
Across
The arrangement a populations individuals within a space
A close relationship between two species in which they both benefit
An organism that is fed upon
When birth rates and death rates are equal
The number of offspring each member can produce
An organism that feeds on another
Relationship between a parasite and its host
When individuals or populations attempt to use the same limited resource
The number of individuals per unit area
Down
Refers to a population growing faster and faster
Set of individual within a species living in the same place at the same time
Percentage change in a populations size over a given period of time
An organism that lives on another and feeds on it.
The organism a parasite feeds on
A relationship in which one species benefits and the other is not helped or harmed
The act of one organism feeding on another
A relationship in which two species live in close association
A range of conditions in which a species can survive