Use the words below to complete the missing information .Write only the number and the correct word.

Infant mortality rate , Life expectancy , Population growth rate , Birth rate , Effects , Increases

2.1 The population growth rates of six countries you have studied change when we include the ______ of migration .

2.2 South Africa's population growth rate ____ ____ from 4 to 5 because of immigration.

2.3 ____ is the English in the number of people in a country in 1 year.

2.4 The _____ _____ is the number of babies who died in a country before they are 1-year-old

2.5 _____ is the age to which people can expect to live