What do you understand by demography define and explain Class 12?
Demography is the statistical study of human populations.
Demography examines the size, structure, and movements of populations over space and time.
It uses methods from history, economics, anthropology, sociology, and other fields..
What is demographic theory of population class 12?
Demographic Transition Model and Population Change:
This theory tells us how the population of a region, area wise population changes and also predicts the future.
There are three stages to this theory : First stage: High fertility and high mortality..
What is demographic transition theory class 12 sociology?
The theory of demographic transition describes the relationship between economic development and population growth of a country.
The theory states that, as the economic development of a country progresses, its population growth decreases..
What is demography in sociology?
Demography is the statistical study of human populations.
Demographers use census data, surveys, and statistical models to analyze the size, movement, and structure of populations..
What is the demographic theory of Malthus Class 12 sociology?
A.2.
The Malthusian theory explained that the human population grows more rapidly than the food supply until famines, war or disease reduces the population.
He believed that the human population has risen over the past three centuries..
- Demographers seek to understand population dynamics by investigating three main demographic processes: birth, migration, and aging (including death).
All three of these processes contribute to changes in populations, including how people inhabit the earth, form nations and societies, and develop culture. - Demography is the scientific study of human populations.
It is important to understand the structure of a population in order to plan health and public health interventions; population structures can be represented as age pyramids.
Population growth or decline depends upon fertility, mortality and migration. - Demography is the study of the basic demographic processes of fertility, mortality, and migration and their relationships with and consequences for population distributions of various kinds including age and sex composition and the spatial distribution of population.
