POPULATION ECOLOGY FLASHCARD

Front

Which characteristic is typical of r-selected species? Options: Late sexual maturity, High parental investment, Production of many small offspring, Long lifespan

Back

Production of many small offspring

Front

What type of survivorship curve is characterized by a constant mortality rate throughout an organism's life?

Back

Type II

Front

Which of the following best describes K-selected species?

Back

Stable populations near carrying capacity

Front

Which factor is a density-independent mechanism of population control? Disease, Natural disaster, Predation, Competitiontion

Back

Natural disaster

Front

What type of relationship is described when bison walk through grass, insects become active and are seen and eaten by cowbirds, and this relationship neither harms nor benefits the bison? Options: parasitism, commensalism, mutualism, competition

Back

commensalism

Front

What is a survivorship curve?

Back

A plot of the proportion of individuals alive at each age.

Front

the number of people in a defined area such as a square kilometer

Back

population density

Front

When there is a drought and there is limited water, the water would

Back

be a density-independent limiting factor

Front

A disease wipes out most of the rabbit population in a forest. What type of limiting factor would this be?

Back

density dependent

Front

Processes that add individuals to a population.

Back

birth and immigration