Biology 5.1 How Populations Grow

Ecologists study populations by examining their:

• geographic range

• growth rate

• density and distribution

• age structure

• all of these

The places a population lives make up its ___.

• geographic range

• growth rate

• density and distribution

• age structure

Tags

NGSS.MS-LS2-4

The rate at which a population size changes is known as the ___.

• geographic range

• growth rate

• density and distribution

• age structure

Tags

NGSS.MS-LS1-5

The number of individuals that can be found in a given area and how they are spaced out across that area can be known as...

• geographic range

• growth rate

• density and distribution

• age structure

The number of males and females of each age in a population is known as the...

• geographic range

• growth rate

• density and distribution

• age structure

Select ALL of the factors that contribute to the growth rate of a population.

• birth rate

• death rate

• immigration

• emigration

A population may increase if individuals move into its range from elsewhere, a process called ___.

• emigration

• immigration

• exponential growth

• logistic growth

Tags

NGSS.MS-LS2-4

A population may decrease in size if individuals move out of the population's range, a process called ___.

• immigration

• logistic growth

• emigration

• exponential growth

Under ideal conditions with unlimited resources, a population will increase ___.

• slowly

• it will not increase, but decrease

• logistically

• exponentially

Tags

NGSS.HS-LS4-2

___ growth occurs when a population's growth slows and then stops, following a period of exponential growth.

• logistic

• exponential

• rapid

• stable