Answer:
1:Quality of population determines how capable the human resource of a country is ensure at productivity,standard of living and social activities. 2:Population quality is the overall level of certain desirable traits in a specific population..certain desirable traits in a specific population.
3:The members of a population do not contribute equally to the size of the next generation:
4:The distribution of births, especially in low-fertility populations, varies markedly across the adult members.