Part 1 (objectives)

1. Prepared by Ms Lena Teo Student’s copy
EDGEFIELD SECONDARY SCHOOL
SECONDARY TWO GEOGRAPHY
CHAPTER TWO: POPULATION
Geographer’s name: _____________________ ( ) Class: 2 _____ Date: ____________
POPULATION PYRAMIDS
• It is used to show the pattern of population growth
• It is useful for policy planning by authorities (eg. planning future housing
provision, and providing education and job opportunities)
WHAT IS IT?
• People in different age groups:
i. Young people (0 to 14 years old)
ii. Working people (15 to 64 years old)
iii. Elderly people (65 to 80+ years old)
• Proportion of males to females in each age group
WHAT DOES IT SHOW ME?
(1) Triangular shaped
(2) Bee-hive shaped
WHAT ARE THE DIFFERENT SHAPES OF PYRAMIDS?
a. Read the title (e.g. country or city)
b. Comment on general shape of the pyramid (ie. triangular / bee-hive)
c. Note the proportion of people in various age groups (young, working people,
elderly)
d. Note the sex ratio (male : female)
e. Interpret the data (eg. developed or less developed country; future challenges)
HOW DO I READ IT?