CBSE CLASS 10 BOARD 2024 ALL IMPORTANT QUESTIONS

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Choose the correct answer:
Question 1.
When was Human Resource Development Ministry formed in India at central level of Government?
(a) In 1990
(b) In 1985
(c) In 2004
(d) In 2009
Answer: (b) In 1985
Question 2.
More than 90% of World’s population lives in about of land surface?
(a) 20%
(b) 30%
(c) 50%
(d) 35%
Answer: (b) 30%
Question 3.
The average density of world’s population is
(a) 10 persons per square kilometre
(b) 80 persons per square kilometre
(c) 20 persons per square kilometre
(d) 51 persons per square kilometre
Answer: (d) 51 persons per square kilometre
Question 4.
The highest density of the population in the world is in
(a) Europe
(b) South America
(c) South central Asia
(d) none of these
Answer: (c) South central Asia
Question 5.
Which of the following is not the region where very few people live?
(a) High altitudes areas
(b) Plains
(c) High mountains
(d) Equatorial forest area
Answer: (b) Plains
Question 6.
The population of the world is
(a) 77 billions
(b) 7.0 billions
(c) 0.77 billions
(d) 0.077 billions
Answer: (b) 7.0 billions
Question 7.
Movement of people in. and out of an area is called
(a) migration
(b) death rate
(c) birth rate
(d) growth rate
Answer: (a) migration
Question 8.
How have USA and Australia gained in respect of population growth?
(a) By immigration
(b) By tourism
(c) By both (a) and (b)
(d) None of these
Answer: (a) By immigration
Question 9.
Which of the following countries has slow growth rate of population?
(a) India
(b) Pakistan
(c) United Kingdom
(d) Brazil
Answer: (c) United Kingdom
Question 10.
Which country has high population growth rate?
(a) Pakistan
(b) Kenya
(c) India
(d) China
Answer: (b) Kenya
Question 11.
Human resources differ from one another in respect of
(a) educational level
(b) age
(c) sex
(d) all of these
Answer: (d) all of these
Match the following:
Column A | Column B |
(i) Immigration | (a) The tapering figure of people based on age, sex |
(ii) Migration | (b) Number of years for which an average man is expected to live |
(iii) Emigration | (c) In which people come and settle in a country |
(iv) Population Pyramid | (d) The movement of people in and out of area |
(v) Life expectancy | (e) Movement of the people to other countries |
(vi) Emigrants | (f) People coming into a country |
(vii) Immigrants | (g) People leaving the country |
Answer:
Column A | Column B |
(i) Immigration | (c) In which people come and settle in a country |
(ii) Migration | (d) The movement of people in and out of area |
(iii) Emigration | (e) Movement of the people to other countries |
(iv) Population Pyramid | (a) The tapering figure of people based on age, sex |
(v) Life expectancy | (b) Number of years for which an average man is expected to live |
(vi) Emigrants | (g) People leaving the country |
(vii) Immigrants | (f) People coming into a country |
State whether true or false:
1. Distribution of the population in the world is uneven.
Answer: True
2. North Hemisphere is less populated.
Answer: False
3. Capital is the major resource of a nation.
Answer: False
4. Population density is high in rural areas.
Answer: False
5. People turn nature’s bounty into resources with their demands and abilities.
Answer: True
Fill in the blanks:
1. The abrupt and sharp increase in population is known as population …………………… .
Answer: explosion
2. The difference between birth rate and death rate is termed as …………………… .
Answer: natural growth rate
3. Topography is the …………………… cause of uneven distribution of the population in the world.
Answer: geographical
4. The greatest resource of a nation is …………………… .
Answer: people
5. …………………… countries developed economically and industrially.
Answer: Developed
6. Nearly …………………… of the world’s population live in Asia and Africa.
Answer: three quarters
Question 1.
Answer the following questions.
(i) Why are people considered a resource?
(ii) What are the causes for the uneven distribution of population in the world?
(iii) The world population has grown very rapidly. Why?
(iv) Discuss the role of any two factors influencing population change.
(v) What is meant by population composition?
(vi) What are population pyramids ? How do they help in understanding about the population of a country?
Answer.
(i) Human beings are the most important resource of a nation. They are significant because had they not utilised their brains, the other resources of nature would not have found any utility. In other words, human resource is the ultimate resource.
(ii) Population density depends on the climate conditions and topography of the place, like few people live in high latitude areas, tropical deserts, mountainous ‘terrains, and forest areas,whereas a large number of people reside in plains. Fertility of soils, availability of fresh water, minerals are other major geographical factors behind this. Some social factors that boost the density of population in a region are better housing, education and health facilities. Places with cultural or historical significance are usually populated. Employment opportunities are another attraction for large chunks of population.
(iii) Because of the better food supplies, increase in medical facilities, reduced death rate, birth rate almost remaining the same.
(iv) Geographical factors: People prefer to live on plains more than mountains or plateaus and they live more in moderate climates than extreme hot or cold. From the agriculture point of view, fertile lands are preferred. Areas with mineral deposits are more populated.
Economic factors: People prefer to industrial areas since they provide more and better employment opportunities. Due to this, industrial cities are thickly populated.
(v) The structure of the population with various respects like age, sex, literacy, occupations, health facilities, economic condition, etc is called population composition.
(vi) Population pyramid is also called age sex pyramid. It shows:
(vii) A population pyramid in which the base is broad and the top part is narrow means that although a large amount of births take place, not all grow up to be adults and old; it means many die before reaching these ages. This indicates a large death rate and Kenya shows such a pyramid. This means a high population growth rate.
In countries like India, the death rate is decreasing, so the pyramid is broad in the younger age groups, and the size of the pyramid decreases steadily.
Question 2.
Tick the correct answer.
(i) Which does the term population distribution refer to?
(a) How population in a specified area changes over time.
(b) The number of people who die in relation to the number of people bom in a specified area.
(c) The way in which people are spread across a given area.
(ii) Which are three main factors that cause population change?
(a) Births, deaths and marriages
(b) Births, deaths and life expectancy
(c) Births, deaths and life expectancy
(iii) In 1999, the world population reached
(a) 1 billion
(b) 3 billion
(c) 6 billion
(iv) What is a population pyramid?
(a) A graphical presentation of the age, sex composition of a population.
(b) When the population density of an area is so high that people live in tall buildings.
(c) Pattern of population distribution in large urban areas.
Answer:
(i) (c), (ii) (b), (iii) (c), (iv) (a).
Question 3.
Complete the sentences below using some of the following words.sparsely, favourably, fallow, artificial, fertile, natural, extreme, densely When people are attracted’to an area it becomes populated.Factors that influence this include climate; good supplies of resources and land.
Answer:
When people are attracted to an area it becomes densely populated. Factors that influence this include favourable climate; good supplies of natural resources and fertile land.
Question 4.
Activity:
Discuss the characteristics of a society with “too many under 15s” and one with “too few under 15s”.
Answer:
The society with too many under 15s need more schools to be able to educate them. There should be efficient and laborious teachers. There should be provisions for items necessary for a child’s amusement, like toys. Children are prone to diseases; facilities for hospitals should be improved in such a society.
In a society with too few under 15s will have more and more mature people. Pension schemes will work there fruitfully. There may be the need for wheelchairs. Labour supply will be easier. These people will also need hospitals.
Question 1.
Choose the correct option.
(i) The most populated continent is
(a) Asia
(b) Africa
(c) Europe
(d) South America
(ii) The least number of people live in this continent
(a) North America
(b) Europe
(c) Oceania
(d) Antarctica
(iii) According to population, what is India’s rank in the world?
(a) 7th
(b) 2nd
(c) 5th
(d) 1st
(iv) Which of these countries has a population below 100 million?
(a) Japan
(b) Peru
(c) USA
(d) India
(v) What is the average population density of the world? (in persons per sq km)
(a) 300
(b) 100
(c) 45
(d) 10
(vi) In which country is the city of Osaka located?
(a) UK
(b) South Korea
(c) Japan
(d) None of these
(vii) Which of these countries is notable for the number of people who emigrate outside from there?
(a) Sudan
(b) Australia
(c) New Zealand
(d) None of these
(viii) Which of these characteristics of a population pyramid indicates the lowest levels of literacy and development?
(a) broad base, narrow top
(b) broad base, steady slope
(c) narrow base, narrow top
(d) broad base, broad top
Answer:
(i) (a), (ii) (d), (iii) (b), (iv) (b), (v) (c), (vi) (c), (vii) (a), (viii) (a).
Question 2.
Fill in the blank spaces given to complete each sentence.
Answer:
Question 3.
State whether each of the following statements is true (T) or false (F).
Answer.
Question 4.
Match the items given in Column I correctly with those given in Column II.
Answer:
(i) (f), (ii) (a), (iii) (d), (iv) (c), (v) (b), (vi) (e).
Question 1.
In what respects do different human beings differ?
Answer:
Human beings differ from each other in age, sex, education, ethnicity, culture, physical and mental strength, etc.
Question 2.
With the help of figures, describe how the population varies across continents.
Answer:
Around 61% of the world’s population lives in Asia, 12% in Europe, 13% in Africa, 8% in Central/South America, 5% in North America, and 1% in Oceania.
Question 3.
If 600 people live in your colony, and the area of your colony is 2 sq km, what is the population density of your colony?
Answer:
If 600 people live in a 2 sq km area, on average, 300 people live in 1 sq km. So the density of the population is 300 persons per sq km.
Question 4.
Compare the population density of the world with that of India.
Answer:
The population density of the world is around 45 persons per sq km, whereas that of India is over 320 persons per sq km.
Question 5.
How does climate affect the population distribution of an area?
Answer:
People prefer to live in regions with a moderate climate, and not places of the extreme cold and hot climate. So moderate climate regions are densely populated.
Question 6.
What is life expectancy?
Answer:
Life expectancy is the number of years an average person can expect to live, based on data.
Question 7.
What is the general trend of migrations from one country to another? Why is it so?
Answer:
Generally, people migrate from less developed countries to more developed ones. This is done for better employment opportunities and other facilities.
Question 8.
What is an age-sex pyramid?
Answer:
An age-sex pyramid is a graph showing the number of males and females under certain defined age groups.
Question 9.
Which of these countries is more densely populated: one with a small population in a large area or one with a large population in a large area?
Answer:
A country with a large population in a small area is more densely populated out of the two.
Question 1.
Describe how various factors affect population distribution.
Answer:
Topography, favourable climate, the fertility of soils, availability of freshwater, minerals are major geographical factors affecting the population density of a region.
People prefer to live on plains more than mountains or plateaus and they live more in moderate climates than extreme hot or cold. From the agricultural point of view, fertile lands are preferred. Areas with mineral deposits are more populated. Some social factors that boost the density of the population in a region are better housing, education, and health facilities. Places with cultural or historical significance are usually populated. Employment opportunities are another attraction for large chunks of the population.
Question 2.
Describe how the population of the world has grown in history. What has caused the population explosion?
Answer:
The world population grew steadily initially. It reached a billion in the year 1820. But the next two billion were added in just a hundred and fifty years. By 1970 the population was 3 billion. In the next 29 years, i.e. by the year 1999, the population had
doubled to 6 billion. The population explosion has been mainly caused by the growth in medical facilities, which has decreased the death rate to a large extent.
Question 3.
What are the factors affecting the population change in a region? [Imp.]
Answer:
Factors affecting the population change in a region are birth rate, death rate, and migrations. The birth rate is a statistic that measures the number of live births per 1000 people. The death rate is a statistic that measures the number of deaths per 1000 people. Along with birth and death rate, another factor affecting population change is migration. Migration refers to the movement of people from one area to another. People leaving a country are called emigrants and the phenomenon is called emigration. People arriving in a country are called immigrants and the phenomenon is called immigration.
Question 1.
What is the population pyramid? What is its significance and what information can it give? Look at the population pyramid in the figure and answer these questions:
(a) What can you say about the birth rates of the country? Give evidence.
(b) What does the shape at the top of the pyramid indicate?
(c) Which country out of these is most likely to have such a pyramid? A developing country, a developed country, or an underdeveloped country?
Answer:
A population pyramid is a pictorial way to describe the population composition. An age-sex pyramid gives information about the distribution of different age groups of people based on gender. The shape of the age-sex pyramid of a country is indicative of a lot of information about the country. The size towards the bottom may be used to estimate the birth rate, while the size towards the top to estimate the death rate.
A population pyramid in which the base is broad and the top part is narrow means that although a large amount of births take place, not all grow up to be adults and old; it means many die before reaching these ages. This indicates a large death rate and Kenya shows such a pyramid. This means a high population growth rate.
In countries like India, the death rate is decreasing, so the pyramid is broad in the younger age groups, and the size of the pyramid decreases steadily.
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