Python Notes for mca i year students osmania university.docx
Esquema_Unit_4_populatio_and_work_69.pdf
1. Population = The total number of people living in a specific area.
Rural- people living in villages.
Urban- people living in towns or cities.
Active- people working or looking for a
job.
Retired people.
Inactive- Children.
Students.
Male. People who don´t work.
Female.
Children.
Adults.
Elderly.
Geographical location
Employment status
Sex
Age
2. Death rate.
The number of deaths per
year.
Migration.
The movement of people from
one area to another.
1. Inmigration- people coming
to a new country.
2. Emigration- people leaving
own country.
Population density is the number of inhabitants per km2 (kilometer square).
Population density = ___________________________________
Birth rate.
The number of babies born per
year.
Total population
Area in km2
3. There are 3 economic sectors
It gets raw materials from
nature:
• Arable farming.
• Livestock farming.
• Fishing.
• Forestry.
• Mining.
It transforms raw materials
into manufactured with
industrial or artisan methods):
• Chemical industry.
• Energy.
• Automobile industry.
• Textile industry.
• Food industry.
• Construction.
Craftwork
It provides services :
• Education.
• Transport.
• Commerce.
• Healtcare.
• Financial services.
• Tourism.
Primary sector Secondary sector Tertiary sector