Population structure Flashcards

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1
Q

what is population structure

A

term used to describe age distribution and sex composition of a nation

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2
Q

what is pop structure shown through?

A

pop pyramid

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3
Q

what do LIC’s have?

A

high infant mortality
high BR
short life expectancy
high natural increase

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4
Q

what do HIC’s have?

A

long life expectancy
low DR
low infant mortality
low natural increase

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5
Q

what are the features of population pyramids?

A

population divided into 5 year age groups
divided into M&F
percentage of each age group q

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6
Q

what can population pyramids show?

A
  • past changes in pop
  • used to predict both LT and ST changes in pop
  • shows the effects of war/disease
  • shows life expectancy
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7
Q

what are the advantages of a youthful population?

A

provides a large and cheap future workforce
provides a growing market for manufactured products
provides a large tax base for country

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8
Q

what are the disadvantages of a youthful population?

A
  • puts a strain on education and health services
  • puts a strain on food supplies
  • puts a strain on available accomodation
  • lack of available jobs in the future
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9
Q

what are the solutions to a youthful population

A

family planning

industrailisation to provide jobs in manufacturing

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10
Q

what are the advantages of an ageing population?

A

growing grey market for leisure and health products
fewer people of working age so less unemployment
some elderley still work

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11
Q

what are the disadvantages of an ageing population?

A

cost of pensions healthcare etc
many young people employed caring for elderly
pensions will cost more

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12
Q

what are the solutions to an ageing pop

A

abolish state pensions
raise retirement age
increase taxes

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