Chapter 5 Chapter 5 Lesson Three: Lesson Three:

How Populations How Populations SurviveSurvive

Limiting FactorLimiting Factor

Anything that controls the Anything that controls the growth or survival of agrowth or survival of a

populationpopulation

Carrying CapacityCarrying Capacity

The maximum population The maximum population size that an area can size that an area can

supportsupport

Endangered SpeciesEndangered Species

A species that is in danger of A species that is in danger of becoming extinctbecoming extinct

ExtinctExtinct

A species that has died out A species that has died out completely completely

ThreatenedThreatened Species Species

A species that is in danger of A species that is in danger of becoming endangered becoming endangered

Limiting FactorsLimiting Factors

Abiotic (Nonliving): Abiotic (Nonliving): Sunlight, wind, Sunlight, wind, water, and temperaturewater, and temperature

Biotic (Living): Biotic (Living): Humans, animals, Humans, animals, plantsplants

The Different Kinds of PollutionThe Different Kinds of Pollution

AirAir

WaterWater

Land (Garbage)Land (Garbage)

The Three R’s of ConservationThe Three R’s of Conservation

ReduceReduce

ReuseReuse

RecycleRecycle