Question

Define age structure ,death rate and birth rate .

Answer 1

Death rate is the no. of deaths per 1000 people in a year.
Birth rate is the no. of births per 1000 people in year.
Age structure is defined as the pyramid that describes the distribution of variousage groups of people with the population.

Answer 2

Answer:

• The age structure of a population refers to the number of people in different age groups in that population.
• Death rate is the number of deaths per thousand persons in a year.
• Birth rate is the number of live births per thousand persons in a year.