Table of Contents
- 1 How does the shape of the population pyramid differ from most developed to least developed country?
- 2 What does it mean if a population pyramid is wide at the top?
- 3 What do different shapes of population pyramids mean?
- 4 What do different population pyramids mean?
- 5 What is the difference pre-reproductive age reproductive age and post-reproductive age?
- 6 What are the 3 different types of population pyramids explain each one?
How does the shape of the population pyramid differ from most developed to least developed country?
Population profiles in developed countries tend to look more like population columns than pyramids, whereas the profiles of developing countries tend to look more like pyramids. In developing countries, having larger families may be more of a guarantee of support or care in later life.
What does it mean if a population pyramid is wide at the top?
A broad-based pyramid indicates that people in the younger age categories make up a relatively large proportion of the population, and a narrow or pointed top indicates that older people make up a relatively small proportion of the population.
What are the different types of population pyramid?
There are generally three types of population pyramids created from age-sex distributions– expansive, constrictive and stationary.
What is the difference between pyramid shaped and bell shaped age structure?
– The age pyramid having broad base signifies a high percentage of young individuals and an exponential growth of population due to high birth rate, e.g. yeast, housefly, etc. – Bell-shaped age pyramid shows a stable population with almost equal numbers of young, and middle aged individuals.
What do different shapes of population pyramids mean?
And while every population pyramid is unique, most can be categorized into three prototypical shapes: expansive (young and growing), constrictive (elderly and shrinking), and stationary (little or no population growth). Let’s take a deeper dive into the trends these three shapes reveal about a population and its needs.
What do different population pyramids mean?
There are three types of population pyramids: expansive, constrictive, and stationary. Expansive population pyramids depict populations that have a larger percentage of people in younger age groups. Stationary population pyramids are those that show a somewhat equal proportion of the population in each age group.
Which of the following is reflected in a population pyramid that narrows toward the top?
Which statement is reflected in a population pyramid that narrows toward the top? Most people in that population die before they reach old age.
What is a bell-shaped pyramid?
The bell-shaped pyramid represents pre-reproductive and reproductive individuals which are basically the young individuals. Here, neither there is an increase or decrease in individuals.
What is the difference pre-reproductive age reproductive age and post-reproductive age?
It’s the ages when females are most fertile and most likely to bear children. Post-Reproductive: Age 45 years to end of life – These are the years during which females’ fertility declines and bearing children again becomes unlikely.
What are the 3 different types of population pyramids explain each one?
What is population pyramid in Brainly?
Brainly User. Answer: They are used by demographers, who study populations. A population pyramid is a graph that shows the distribution of ages across a population divided down the center between male and female members of the population.