Population

Question 1

What is population

Answer 1

The term population means the number of inhabitants who live in a particular country or region.

Question 2

Total land area is ________

Answer 2

510 million square km

Question 3

Humans occupy only ______ of the entire earths land area

Answer 3

64 million square feet km

Question 4

Hiw has the population of a country led to exacerbating the environment

Answer 4

Biodiversity loss, climate change, pollution, deforestation, water and food shortages have all been exacerbated (made worse) by the huge and our ever-increasing numbers leading to ever-increasing consumption.

Question 5

Name the animals that have declined by 68 percent

Answer 5

wild vertebrate animal populations like elephants, tigers, orangutans, wolves, leopards, foxes, polar bears and so on declined by 68 per cent.

Question 6

What is oceania

Answer 6

Oceania consist of Australia, New Zealand and the Pacific Islands of Fiji, Papua New Guinea, Vanuatu, Samoa, etc.

Question 7

India has the largest population of ________ followed by china with _________

Answer 7

1.428, 1.425

Question 8

What is birth rate?

Answer 8

Birth rate is number of live births per year per 1,000 of the population. The formula for calculating birth rate is:

Question 9

What is death rate?

Answer 9

Death rate is number of deaths per year per 1,000 of the population. The formula for calculating death rate

Question 10

What is life expectancy

Answer 10

Life expectancy is the number of years that a person is likely to live.

Question 11

What is population density

Answer 11

Population density refers to the number of people living in a unit area of space, such as a square kilometre.

Question 12

High birth rate leads to an ______ in population and high death rate leads to a _____ in population

Answer 12

Increase decrease

Question 13

why have death rates declined?

Answer 13

Death rates declined as new developments in agricultural practices and transportation technology increased the food supply and reduced the danger of famine. Public health and living standards had improved due to new technologies and industrial development.

Question 14

Name the factors that have improved life expectancy in india

Answer 14

1. Improvement in healthcare and hygiene
2. improvement in sanitart conditions particularly in rural areas (Schemes like
   Swacchh Bharat)
   3.Improvement in education standards with more schools being built.
3. Improvement in Mid-Day Meal Scheme for schoolchildren who are provided more nutritious diet.
4. Improvement in medical care with more healthcare centres and free vaccinations for diseases such as cholera, tuberculosis, Covid-19 etc. leading to better control of epidemics.
5. Better flood control and famine management.
6. Better management of natural disasters

Question 15

What is immigration

Answer 15

The process of coming to live permanently in another country that is not one’s own is called immigration (into a country).

Question 16

What is emigration

Answer 16

The process of leaving one’s own country to go and live permanently in another country is called emigration (where people exit a country).

Question 17

What is an opem door policy

Question 18

When a country is highly urbanized, the birth rate tends to rise and death rates tend to fall (GR)

Answer 18

. There is an increase in the birth rates as people have more access to medical care in cities than in rural areas, and hence, infant mortality falls and the birth rate rises.

Death rates decline in urban areas because of better medical and education services, and more reliable food supplies. This is often not the case in remote rural areas, so death rates fall in urban areas.

Question 19

How does agriculture help in increasing population

Answer 19

. The mechanization of agriculture has freed up workers from the farms.

It has encouraged industrialization which needs lots of workers.

It tends to promote high birthrates. Moreover, the increased agricultural production has reduced the deaths due to famine, thereby causing the population to grow

Question 20

How does education impact the growth of population

Answer 20

. Simple programmes in hygiene can reduce death rates, while family planning programmes can reduce birth rates.

The governments in various countries have launched massive awareness campaigns on population growth and help people to plan families.

Eventually, the educational and awareness levels of people also have an impact on the growth of the population.

Question 21

How does the topography of a place effect its climate

Answer 21

Population also grows in areas where the land is flat and is cultivable and water is available in plenty for both agricultural and domestic purposes.

The cities that grow on the banks of rivers have a large population.

Question 22

How does the climate of a place effect the population

Answer 22

The climate of a place is also an important factor in determining the population growth.

If the climate is pleasant, it will attract
population. Climate, relief features, soil in quality and proximity to natural resources th have influenced human life.

Question 23

How does transport and communication help the growth of population

Answer 23

Transport and Communication
Population of a place grows if it is easily accessible by various kinds of roads, rivers and railway lines.

Communication systems like internet, phone and post is essential in today’s living and so places with these facilities have more population.

Question 24

How does employment opportunities encourage population growth

Answer 24

Population of a place grows if there are prospects for employment.

Mines and industries in the area are potential sources of employment and therefore, encourage population growth.

Question 25

What is overpopulation

Answer 25

Overpopulation is a very undesirable condition where the number of people in a particular area exceeds the availability of resources to meet the needs of all the people in the area.

Question 26

What are the causes of overpopulation

Answer 26

factors such as immigration, increased birth rates and decreased death rates, better medical facilities and lack of family planning.

Question 27

How has population increased in DEVELOPED countries

Answer 27

population increased earlier due to:
• economic growth and prosperity as a result of industrialization.
• improved medical techniques and healthcare facilities.
• immigration because of better job opportunities and better living conditions.