difference between Birth rate and death rate in a tabular form
Answers
Answer:
No. Of birth per year is birth rate
No. Of death per year is death rate
1. The number of births per thousand persons in a year is known as crude birth rate (CBR).
Birth Rate
Death Rate
1. The number of births per thousand perso
B = Live births during a year in a country.
P = Population in mid year.
1. The number of deaths per thousand persons in a year is known as crude death rate.
Birth Rate
Death Rate
1. The number of births per thousand perso
D=Number of deaths in a year in that country P = Mid year population for the year.
2. In less developing countries crude birth rate is very high as compared to developed countries.
2. The crude death rate is perhaps the most commonly used measures of mortality.
3. If crude birth rate exceeds the crude death rate there is a net increase in the population.
3. If crude death rate exceeds birth rate there will be a decline in population.
4. Rapid decline in birth rate and rapid rise in death rate causes sharp dropping in life expectancy.
4. Epidemics, famines and level of sickness may result in a rapid increase in death rate within a country.