a) Death rate- It is expressed as the number of deaths to given population in a period of time e.g. if 8 fruitflies in a laboratory population of 40 due...
1. population explosion
2. social and religious obligations
3. son meta – preference
4. population growth and natural resources
5. working people to total population is high.
Birth Rate
Death Rate
(i) Birth rate refers to a number of births per 1000 of living population per year.
(i) Death rate refers to a number of deaths per 1000 of living...
The concepts related to population growth are birth rate, death rate, and survival rate.
Birth rate: The number of births occurring per 1000 of the living population during a year is...