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Ncert Solutions For Class 9 Social Science Chapter 13

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NCERT Solutions for Class 9 Social Science

Geography : Chapter 6 Population

(Link of Pdf file is given below at the end of the Problem : s List)

In this pdf file you can see Solution : s of following Problem : s

Problem 1.
Choose the right Solution from the four alternatives given below

(i) Migrations change the number, distribution and composition of the population in

(a) the area of departure
(b) the area of arrival
(c) Both the area of departure and arrival
(d) None of the abov

Solution (c)

(ii) A large proportion of children in a population is a result of

(a) high birth rates
(b) high life expectancies
(c) high death rates
(d) more married couples

Solution (a)

(iii) The magnitude of population growth refers to

(a) the total population of an area
(b) the number of persons added each year
(c) the number of females per thousand males
(d) the rate at which the population increases

Solution (b)

(iv) According to the census 2001, a ‘literate’ person is one who

(a) can read and write his/her name
(b) can read and write any language
(c) is 7 years old and can read and write any language with understanding
(d) knows the 3 ‘R’s (reading, writing, arithmetic)

Solution (c)

Problem 2. Solution the following Problems briefly.

(i) Why is the rate of population growth in India declining since 1981?


Since 1981, the rate of growth started declining gradually, because of popularised.

(a) Family planning measures were adopted, leading to decline in the birth rate.

(b) Awareness about advantages of small family came to be recognised.
(c) There was a growth of nuclear families occured which adopted the small family norm.
(d) Promotion of family planning programme by the government.

(ii) Discuss the major components of population growth.

Solution The major components of population growth are birth rates, death rates and migration.

The natural increase of population is the difference between birth rates and death rates.

Birth Rate Birth rate is the number of live births per thousand person in a year. It is a major component of growth, because in India birth rates have always been higher than death rates.

Death Rate Death rate is the number of deaths per thousand persons in a year. The main cause of the rate of growth of the Indian
population has been the rapid decline in death rates.

Migration Migration is the movement of people across regions and territories. Migration can be internal (within the country) or international (between the countries).

Internal migration does not change the size of the population, but influences the distribution of population within the nation.

(iii) Define age structure, death rate and birth rate.

Solution Age Structure Age structure means the number of people in different age groups in a given population.

Death Rate Death rate is the number of deaths per thousand persons In a year.
Birth Rate Birth rate is the number of live births per thousand persons in a year.

(iv) How is migration a determinant factor of population change?

Solution Migration a Determinant Factor

Problem 3. Distinguish between population growth and population change.

Solution The differences between population growth and population change are given in the table below

ncert solutions for Class 9

Problem 4. What is the relation between occupational structure and development?

Solution The distribution of the population according to the different types of occupations is referred to as the occupational structure.

Problem 5. What are the advantages of having a healthy population?

Solution Health is an important component of population composition

which affects the process of development. So we need a healthy population.

(a) The health of a person helps him/her to realise his/her potential and gives the ability to fight illness.
(b) A healthy person is an asset to the country, is more productive and helps in the progress of the country.
(c) A healthy person is able to earn more and Improve his standard of living.
(d) A healthy population makes a healthy and strong nation economically and socially.

Problem 6. What are the significant features of the National Population Policy 2000?

Solution Aims/Objectives of National Population Policy 2000

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