CHAPTER NO. 02
The World Population (Distribution, Density and Growth)
Class 12
Geography Book -01
Fundamentals
of Human Geography
Very Short Answer
type questions. (important
Questions)
Q1. What is the doubling time of population?
Ans. Time taken by
a country to double its population is known as doubling time of population.
Q2 . Describe the growth rate of population.
Ans. The population
growth refers to the change in number of inhabitants of a territory during a
specific period of time.
Q3. Give two examples of low density areas.
Ans. Hot and cold
desert Area, polar area& equatorial Region.
Q4. Name the country with
highest population in the world.
Ans. China.
Q5. Define Fertility.
Ans. The term
fertility refers to the occurrence of live births among a defined population.
Q6. What are two features of 1st stage of demographic transition?
Ans. High
fluctuating, illiteracy& rural agrarian society.
Q7. Which continent has lowest growth rate of population in world?
Ans. Europe.
Q8. What is in-migration / [Im–migration]?
Ans. Migrants who
move into a new place are called in-migration.
Q9. What is Out – migration( Em-migration ) ?
Ans. Migrants who
move out of a place are called out migration.
Q10. What are the negative impacts declining of population change?
Ans. Lack of
utilization of resources. Decrease in working population hinders societal,
economic and scientific & technological development.
Q11. Which Continent has the highest population growth in the world?
Ans. Africa.
Q12. Name a mineral
belt which has
to dense population?
Ans. Katanga – Zambia
[Copper belt].
Q13. Name the three components of population change?
Ans. Migration,
Birth rate, Death rate.
Q14. Which country in
the world has
highest growth rate
of population?
Ans. 1nd-
Liberia.
Latest:
- South Sudan.
Q15. What is the Density of the world?
Ans. 47 persons per
/sq. km.
Q16. What are the positive impact increasing of population change?
Ans. Good for an
expanding economy. Helpful in better utilization of resources.
Q17. Name the countries which have highest and lowest sex ratio in the
world?
Ans. 1. Highest
– Latvia [1187],
2. Lowest – UAE.
Q18. Which age group of population is economically most important?
Ans. The age group
of 15 – 59 year is economically most important.
Q19. Give two examples of high density areas.
Ans.
Eastern
coastal region of North America, South and South East Asia.
Q20. What is the growth rate of world’s population?
Ans. 1 % Per cent.
Q21. What is the trend of population growth in third stage of
demographic transition?
Ans. Stable, zero
or even negative.
Q22. Why has life expectancy been reduced and death rate increase in
some developing countries of Africa or Asia?
Ans. Due to deadly
diseases like HIV / AIDS.
Q23. Migrants who move into a new place are called?
Ans. Immigrants/in-migration.
Q24. What is Birth Rate and Give its formulae?
Ans. Birth rate
refers to the number of the children born per thousand in a year.
CBR=Bi/P*1000 (CBR= Crude Birth Rate).
Q25. What is Death Rate and give its Formulae?
Ans. Death rate
refers to the number of children dying per thousand in a year.
CDR=D/P *1000 (CDR= Crude death rate).
Q26. Why is population growth high in second stage of demographic
transition?
Ans. High birth
rate and low death rate.
Q27. What are the measures to control the population?
Ans.
1.Spacing
or preventing the birth of children,
2. Improving
women’s health.
3.
Free
availability of contraceptives and tax disincentives for large families.
Q28. The sparse populations were found in hills and mountainous. Why?
Ans.
Due
to not being friendly for transportation machinery, agricultural and
industrial.
Q29. How much population continent Asia shares?
Ans. 60 %.
Q30. Why the Kobe- Osaka region of japan was thickly populated?
Ans.
Because
of the presence of a number of industries.
Q31. What
is meant by Demographic Transition?
Ans. To predict the
future population of an area, demographic transition theory can be used. This
theory explains 3 staged model of demographic transition.
Q32. What are the negative impacts increasing of population change?
Ans.1.Environmental
degradation,
2.
Increase in poverty,
3.
Deprivation and unemployment.
Q33. Why the densely population were found in Mediterranean region?
Ans. Due to
pleasant and exquisite climate.
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