Grade : VIII
Geography Chapter: 10
Human Resources
Question And Answers
Fill In The Blanks
FILL IN THE BLANKS
- Areas that are sparsely populated usually have hostile environments.
- Almost three quarters of the world’s population live in the continents of Asia and Africa.
- The most populated country in the world is India, followed by China.
- Economically active population is considered to be aged between 15 and 65.
- A balanced population indicates economic development and stability of a country.
SHORT ANSWER QUESTIONS
SHORT ANSWER QUESTIONS
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- Humans have an incomparable ability to utilise the bounties of nature not only for their sustenance but also for generating long term developmental values from them.
- Hence, human beings are considered as the most crucial resource for a country.
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- The pattern in which people are spread across the world is known as population distribution.
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- The movement of people from one place to another is called migration.
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- Gender ratio, literacy level and health conditions are attributes that affect the economic prosperity of a place.
- All these characteristics of the population are together referred to as the composition of population.
LONG ANSWER QUESTIONS
LONG ANSWER QUESTIONS
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- Generally, areas on high latitude, such as the polar regions and the high mountains; the tropical deserts and areas of equatorial forests are sparsely populated.
- Areas that have habitable environments are generally densely populated.
- For example, South and South East Asia, Europe and the northeastern parts of North America are densely populated.
- Similarly, the north of the equator is more populated than its south.
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- Over the last 3000 years, the changes in world population have not been even.
- The growth curve is almost flat till the nineteenth century,
- It becomes increasingly steep from the beginning of the twentieth century.
- The major cause of this sudden increase is the increasing gap between the birth and the death rates.
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- The natural causes of population change are birth and death.
- The difference between the birth rate and death rate of a country is called the natural growth rate of its population.
- If the birth rate is more than the death rate, then there is an increase in population, and if the death rate is more than the birth rate, then there is a decrease in population.
- Migration is another reason for changes in the size of a population.
- People who leave a country are called emigrants, while those who arrive in a country are called immigrants.
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- The width of the base of the pyramid is an indication of the birth rate of a country.
- Its slope indicates the death rate and its height indicates the life expectancy.
- A population pyramid that is broad at the base indicates that the percentage of young people is high.
- A pyramid that tapers and becomes narrow at the top indicates that a very small percentage of the population are elders.
- Apart from the rate of birth, death and life expectancy of the population, the population pyramid also shows the balance between the male and female populations.
- A sudden dip in the active young population indicates a possible out migration.