the Interpretation of Age/Sex Structure Diagrams

Question 1

What are age/sex structure diagrams also known as?

Answer 1

• population pyramids

Question 2

What are the most studied aspects of pop. structure?

Answer 2

• age + gender

Question 3

What are the other aspects of pop. structure not inc. age + gender?

Answer 3

• race
• language
• religion
• social/occupational groups

Question 4

Describe + explain a pop. pyramid for a LIC.

Answer 4

• wide base to reflect high BR
• usually a large dec. in pop. between age groups 0-4 + 5-9, indicating high IMR
• narrow apex to reflect high DR + low LE
• middle relatively narrow

Question 5

Describe + explain a pop. pyramid for a HIC.

Answer 5

• narrow base to reflect low BR
• wide apex to reflect low DR + high LE
  
  • so high proportion of elderly dependents due to better healthcare + quality of life (may be an ageing pop.)
• may have bulge between 15-65 to reflect a large proportion of economically active ppl
• may have bulge between 24-44 to reflect migration of ppl