Populations 5.1

What does population denisty mean in biology?

• the number of organisms in a defined area

• the rate at which the number of organisms in a population increases

• the exit of individuals from one region to another

• the number of individuals the given environment can sustain

What is the growth rate in a population?

• the migration into an area

• the number of live births in an area

• the number of individuals a given area can sustain

• the rate at which the number of organisms in a population increases

You made an age structure diagram for monsters in class. What did it show?

• the number of deaths in an area in proportion to the entire population

• the number of orgaisms in a population in a defined area

• the number of males and females of each age a population contains

• the migration into an area

What is the birth rate indicate?

• the rate at which the numbre of organisms in a population increases

• the number of individuals an environment can sustain

• the exit of individuals from one region to another

• the number of live births in an area

The migration of organisms into an area is known as ______________.

• immigration

• emmigration

The exit of individuals from one region to another is known as ___________________.

• immigration

• emmigration

What does the dotted line represent in this diagram?

• The number of individuals an environment can sustain.

• The number of individuals of each age in a population.

• The migrations of individuals into an area.

• The number of organisms in a population in a defined area.

In the wild, do polar bears eat penguins? Explain your answer using the terms "geographic range" and hemisphere.