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Why are people considered a resource?
People are a nation’s greatest resource. Nature’s bounty becomes significant only when people find it useful. It is people with their demands and abilities that turn them into ‘resources’. Hence, people are considered a resource.
What are the causes for the uneven distribution of population in the world?
The distribution of population in the world is extremely uneven due to various geographical, social, cultural and economic factors.
The world population has grown very rapidly. Why?
The main reason for high growth rate of world population was that with better food supplies and medicine, deaths were reducing, while the number of births still remained fairly high.
Discuss the role of any two factors influencing population change.
What is meant by population composition?
Population composition refers to the structure of the population.
What are population pyramids? How do they help in understanding about the population of a country?
The population pyramid of a country in which birth and death rates bothe are high is broad at the base and rapidly narrows towards the top.
This is because although, many children are born, a large percentage of them die in their infancy, relatively few become adults and there are very few old people.
In countries where death rates (especially amongst the very young) are decreasing, the pyramid is broad in the younger age groups, because more infants survive to adulthood.
Which does the term population distribution refer to?
How population in a specified area changes over time
The number of people who die in relation to the number of people born in a specified area
The way in which people are spread across a given area.
C.
The way in which people are spread across a given area.
Which are three main factors that cause population change?
Births, deaths and marriages
Births, deaths and migration
Births, deaths and life expectancy
B.
Births, deaths and migration
What is a population pyramid?
A graphical presentation of the age, sex composition of a population.
When the population density of an area is so high that people live in tall buildings.
Pattern of population distribution in large urban areas.
A.
A graphical presentation of the age, sex composition of a population.
Complete the sentences below using some of the following words.
sparsely, favourable, fallow, artificial, fertile, natural, extreme, densely
When people are attracted to an area it becomes _____________ populated.
Factors that influence this include ___________ climate; good supplies of ___________ resources and ___________ land.
densely
,favourable
,natural
,fertile
The least number of people live in this continent
North America
Europe
Oceania
Antarctica
D.
Antarctica
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The difference between the __________ and the __________ is called natural growth rate of population.
birth rate
,death rate
Match the following options:
| A. Fertile plains | (i) The Sahara Desert |
| B. Very hot climate | (ii) South Africa |
| C. Extremely cold climate | (iii) Jerusalem |
| D. Cultural significance | (iv) Antarctica |
| E. Diamond Mines | (v) The Middle East |
| F. Oil | (vi) Hwang-He in China |
A. Fertile plains | (i) Hwang-He in China |
B. Very hot climate | (ii) The Sahara Desert |
C. Extremely cold climate | (iii) Antarctica |
D. Cultural significance | (iv) Jerusalem |
E. Diamond Mines | (v) South Africa |
F. Oil | (vi) The Middle East |
How are human beings different?
Human beings are different from each other in age, sex, education, ethnicity, culture, physical and mental strength, etc.
Explain the distribution of propulation in the world.
The distribution of population in the world is extremely uneven.
Some areas are very crowded and some are sparely populated. The crowded areas are south and south east Asia, Europe and north eastern North America. Very few people live in high latitude areas, tropical deserts, high mountains and areas of equatorial forests. Many more people live north of the Equator than south of the Equator. Almost three-quarters of the world’s people live in two continents Asia and Africa.
Sixty per cent of the world’s people stay in just 10 countries. All of them have more than a 100 million people.
what is the population density of your colony?
If 600 people live in your colony, and the area of your colony is 2 sq km.
The density of population is 300 persons per sq km.
Compare the population density of the world with that of India.
The population density of the world is around 45 persons per sq km, while in India, it is 320 persons per sq km.
Tips: -
Imp.
Describe climate as factors affecting distribution of population with examples.
Climate:
People usually avoid extreme climates that are very hot or very cold like Sahara desert, polar regions of Russia, Canada and Antarctica.
Tips: -
Imp.
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What is life expectancy?
Life expectancy is the number of years that an average person can expect to live.
Tips: -
Imp.
What is the general trend of international migrations and why?
The general trend of international migrations is from the less developed nations to the more developed nations in search of better employment opportunities.
What the composition of population helps us to know?
The composition of population helps us to know how many are males or females, which age group they belong to, how educated they are and what type of occupations they are employed in, what their income levels and health conditions are.
Which countries have gained in-numbers by in-migration or immigration?
Countries like the United States of America and Australia have gained in-numbers by in-migration or immigration.
Tips: -
Imp.
Describe topography as factor affecting distribution of population with an example.
What is natural growth rate?
The difference between the birth rate and the death rate of a country is called the natural growth rate.
Tips: -
V. Imp.
Distinguish Emigrants and Immigrants.
Emigrants are people who leave a country; Immigrants are those who arrive in a country.
Tips: -
Imp.
Tips: -
(c) V. Imp.
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