Unit #7 Human Population Growth

What describes a demographic transition model?

• high birth and death rates to low birth and death rates

• low birth and death rates to high birth and death rates

• birth and death rates are stable

• population growth remains stable through transition

What stage is often left off the DTM, some scientist say no country is there

• 1

• 2

• 3

• 4

• 5

the proportions of people of a certain age bracket living in an area

• density independent

• age structure

• competition

• birth rate

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people moving INTO an area/country

• emigration

• immigration

people leaving or moving out of an area/country

• emigration

• immigration

anything that slows or stops a population from growing

• abiotic

• homeostasis

• limiting factor

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Scientist who predicted we would run out of resources, food, water, and starve

• Einstein

• Malthus

• Darwin

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Demographers assume fertility ages for women to be:

• 40 - 50

• 30- 40

• 15 - 44

• 20 - 25

Countries with high population growths usually have age structures with

• stable in all age structures

• more old people

• more younger people than older people

Human population growth increased during 1800s because

• women having fewer babies

• death rates doubled

• death rates decreased during industrial revolution