Population Pyramids

LEARNING OBJECTIVES1. Be able to annotate population pyramids

2. Distinguish between an MEDC and a LEDC

What do they show?

• Sex-ratio: the amount of males to females in a location

Males are shown on the left.

Females are shown on the left.

What do they show?

Age distribution of a country

Age categories split into 5 year stages

• Dependent Population: The population under the age of 15 and over 65

What do they show?

Children 0-14 years of age

Elderly population 65+ years of age

• Economically Active: 15-60 years old who have the potential to contribute economically

What do they show?

Workforce

What do they show?

In this country

there is a high Birth

Rate

There is also a high

Death Rate.

What should you annotate?

Sex-ratio: what is the male/female

ratio

Birth Rate: Is the BR increasing or

decreasing

TASKS

• Cut and arrange the statements around the right population pyramid

Dependency Ratio

• The dependency ratio can be expressed as:

Population( u14 + 65+) X 100

Population 15-65