Questions and Answers
Why can a country with a large percentage of people younger than 15 experience rapid population growth?
Demographic momentum
What does a population's age structure refer to?
The number or percentage of males and females in different age groups
If a country has a narrow base in its age-structure diagram, what does this indicate?
Low birth rates
What age group is considered postreproductive in a population age-structure diagram?
Signup and view all the answers
Why might the number of births continue to rise for several decades in a country even if women have only one or two children on average?
Signup and view all the answers
What percentage of the world's population was younger than age 15 in 2009?
Signup and view all the answers
Why will almost all future human population growth take place in developing countries according to the text?
Signup and view all the answers
How is the baby boom generation described in the text?
Signup and view all the answers
Which country had the world's highest percentage of elderly people and lowest percentage of young people as of 2009?
Signup and view all the answers
What demographic change occurs when a country experiences a 'baby bust' or 'birth dearth'?
Signup and view all the answers
