1 Mark Questions
Answer : Two major reasons for the population explosion in India are:
i) illiteracy
ii) High birth rate
Answer : Demography is statistical study of human population.
Answer : i) Abundance of food.
ii) Decreased death rate.
Answer : Natality : It is defined as the total number of live births per 1,000 individuals of a population per year.
Mortality : It is defined as the total number of deaths per 1,000 individuals of a population per year.
Answer : It is defined as the total number of live births per 1,000 individuals of a population per year.
Answer : Natality or birth rate is the number of live birth per thousand of the population per year.
Answer : i) Decreased death rate due to advanced medical facilities.
ii) Increase in the food availability due to advanced agricultural technology.
iii) Fewer infant deaths.
Answer : Death rate is the number of deaths per thousand of the population per year.
Answer : i) Illiteracy
ii) Desire for a male child.
iii) Children are regarded as God’s gift.
Answer : The statement is false. Mortality is the number of deaths per thousand of the population per year.
Answer : i) Advancement of medical science, so there is low infant mortality.
ii) Better health care facilities.
Answer : Birth rate is the number of live birth per thousand of the population per year.
Answer : Death rate is the number of deaths per thousand of the population per year.