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Displaying 5 out
of 21
questions & answers.
population: the total number of people currently living in a particular area
population dynamics: the study of the changing patterns of human population-its size, distribution and composition
census: the official count of a nation’s population
migration: moving into a region (immigration) or moving out of it (emigration)
birth rate: the number of live births per 1,000 people in a population
death rate: the number of deaths per 1,000 people in a population
population explosion: the rapid and sudden increase in the size of the human population between the years 1900 and 2000
population distribution: the way in which human beings are spread out over a region
population density: the number of people per unit of area
overpopulation: a condition where the population exceeds the carrying capacity of the land, or the supply of resources needed to support it
underpopulation: a condition where there are not enough people living in a place to make full use of the resources and technology available there
population composition: the description of a population on the basis of different characteristics, namely age structure, sex ratio, occupation and literacy
age structure: the number of people in each age group in a population
dependent population: the section of the population that relies on others for financial support
dapendency ratio: the ratio. of economically active to economically inactive people in a country
Sex ratio: the ratio of the number of males to the number of females in a population
life expectancy: the average length of time a person is expected to live
Q1.
Fill in the blanks.
- The study of the changing patterns of human population is called _______.
- A _____ is the official count of a nation's population.
- The movement of people into or out of a region is called ______.
- Areas with high population density have over _______ persons per sq km.
- The population pyramid is also called an ______ pyramid.
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Answer:
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- population dynamics
- census
- migration
- 500
- age-sex ration
Q2.
Tick the sentences that are true. Correct the others.
- Regions with moderate climatic conditions are sparsely populated.
- The high population density of Macau is mainly due to it's high birth rate.
- The population density in Australia is among the lowest in the world.
- Overpopulation is caused by emigration.
- Underpopulated areas have low levels of pollution.
- Population pyramids show the different occupations of the people in a place.
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Answer:
S A M P L E
answer not shownQ3.
Migration does not change the overall size of the world's population. Give reasons.
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S A M P L E
answer not shownQ4.
Slums are a feature of many major cities in the world. Give reasons.
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S A M P L E
answer not shownQ5.
Infrastructure remains underdeveloped in underpopulated regions. Give reasons.
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Infrastructure remains underdeveloped in underpopulated regions because the population is too low to support its funding and maintenance.
