NCERT Solutions For Class 9 Geography Chapter 6 Population
EXERCISE
Question:- 1. Choose the right answer from the four alternatives given below.
(i) Migrations change the number, distribution and composition of the population in
(a) the area of departure (c) both the area of departure and arrival
(b) the area of arrival (d) none of the above
Answer:- (c) both the area of departure and arrival
(ii) A large proportion of children in a population is a result of
(a) high birth rates (c) high death rates
(b) high life expectancies (d) more married couples
Answer:- (a) high birth rates
(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 rate at which the population increases
(d) the number of females per thousand males
Answer:- (b) the number of persons added each year
(iv) According to the Census, 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)
Answer:- (c) is 7 years old and can read and write any language with understanding
Question:- 2. Answer the following questions briefly.
(i) Why is the rate of population growth in India declining since 1981?
Answer:- The rate of population growth in India declining since 1981 because of increased awareness and usage of birth control methods.
(ii) Discuss the major components of population growth.
Answer:- The major components of population growth are:-
- Birth rate
- Death rate
- Migration
(iii) Define age structure, death rate and birth rate.
Answer:- Age structure :- The amount of people in different age groups in a population
Death rate:- The number of deaths per thousand people in a given year.
Birth rate:- The number of live births per thousand people in a given year.
(iv) How is migration a determinant factor of population change?
Answer:- Migration can change the composition and distribution of a population.
Question:- 3. Distinguish between population growth and population change.
Answer:-
S.No | Population Growth | Population Change |
1. | Increase in the number of inhabitants of a region during a specific time period.
| During a specific time period, it is the change in the distribution, composition or size of the population.
|
2. | Its major causes are Birth rate and migration. | Its major causes are Birth rate, Death rate, migration, emigration.
|
Question:- 4. What is the relation between occupational structure and development?
Answer:- Less developed countries have a higher percentage of their people engaged in primary occupations such as agriculture, animal husbandry, forestry, and fishing.
There is increased development in countries where individuals shift into secondary occupations such as manufacturing.
A highly developed country has a large percentage of its population employed in tertiary occupations such as banking, trade, transportation, and administration.
Question:- 5. What are the advantages of having a healthy population?
Answer:- The advantages of having a healthy population are following:-
- A healthy population can contribute to a society’s welfare and well-being.
- A nation’s progress can be accelerated by a healthy population.
- It also helps in the formation of a productive workforce.
- Such country can compete globally with all other nations, In any sphere of need.
- A healthy population is more likely to be responsible and contribute to resource development.
Question:- 6. What are the significant features of the National Population Policy 2000?
Answer:- The following are some of the key components of the National Population Policy 2000:
- According to NPP 2000, teens are one of the primary groups of people that require more attention.
- In addition to dietary needs, the strategy prioritises other essential needs of teenagers, such as preventing unplanned pregnancies and sexually transmitted diseases (STD).
- It called for programmes to encourage postponed marriage and childbearing, as well as to educate adolescents about the dangers of unprotected sex, to make contraceptive services more accessible and affordable, to provide food supplements and nutritional services, and to strengthen legal measures to prevent child marriage.