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Population class 8
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POPULATION
ASPECTS OF POPULATION SIZE AND DENSITY
PROCESSES OF POPULATION CHANGE
OCCUPATIONAL STRUCTURE
DISTRIBUTION BY SIZE AND DENSITY
POPULATON CHANGE
migration
• movement of people from their birth place to different regions in search of job, better living conditions, marriage, education, political disturbances and climatic conditions is termed migration.
• types of migration: internal and international.
Internal migration
International migration
Push and pull factor
Characteristics of population
1. age composition 2.heath 3. literacy rate 4. sex ratio
Age composition
Children :below 15 years
Adults:15 -59 years (independent group)
Aged :above 59 years (dependent )
In India
Health
Literacy
SEX RATIO
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