What is population geography note?

Population Geography - Key takeaways Population geography is the study of human populations . This includes their distributions across the world, their density in certain areas, and their movements (migration). Population changes are usually influenced by economic, cultural, political, or environmental circ*mstances.

What is the summary of population?

Summary. A population is a group of individuals of the same species interacting within the same space . The health and behavior of a population is determined by the way those individuals interact with each other and with their surrounding environment.

What is the present condition of population in India Class 9?

According to the last census in 2011, India had a population of 121 crore people, accounting for 17.5 percent of the world's population. It is now estimated to have more than 130 crore people. Uttar Pradesh is India's most populous state, accounting for approximately 16% of the country's population.

What is the population in physical geography?

Physical Factors that Influence Population Distribution. Physical factors affect population distribution because they limit where humans can establish permanent settlements. Some of those factors include altitude and latitude, land forms, climate, and soil condition .

What is population note?

The total number of people who are living in a particular area in a particular period of time is called population. Facts about population: The population is an indicator of power, wealth, and human resource.

Why is population important in geography?

Why is population geography important? Population geography is important to understand the social structure of the population in order to gauge the current and future needs .

How do you explain population?

Population is the term typically used to refer to the number of people in a single area. Governments conduct a census to quantify the size of a resident population within a given jurisdiction.

What is the short note of population growth?

Population growth is the increase in the number of humans on Earth . For most of human history our population size was relatively stable. But with innovation and industrialization, energy, food, water, and medical care became more available and reliable.

What is population summary measures?

Typical indicators of population health are life expectancy, cause-specific mortality rates, numbers of new and existing cases of specific diseases (i.e. incidence and prevalence), and self-perceived health .

How do geographers define population?

A population is a subgroup of individuals within the same species that are living and breeding within a geographic area . The number of individuals living within that specific location determines the population density, or the number of individuals divided by the size of the area.

What is human population short notes?

Population, in human biology, the whole number of inhabitants occupying an area (such as a country or the world) and continually being modified by increases (births and immigrations) and losses (deaths and emigrations) .

What is a population in biology short note?

A population is a group of organisms of the same species living in the same geographic area at the same time . Population biology studies how populations change over time. Population biologists consider different factors that affect this change, such as migration, population density, birth rates, and death rates.

Population class 9 Notes Geography

February 5, 2019 by myCBSEguide

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Class 12 Geography notes Chapter 6 Population

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CBSE Class 9 Revision Notes Geography Population

People are themselves resources with varying qualities.
Population is the point of reference from which all other elements are observed and from which they derive significance and meaning like resources, calamities, disasters etc.
The Census of India provides us with information regarding the population of our country.
Census is an official enumeration of population done periodically. In India census is held every 10th year.

Population Size and Distribution

Uttar Pradesh accounts for about 16 per cent of the country’s population.
India’s population as in March 2001 stood at 1,028 million accounting for 16.7 per cent of the world’s population.
Almost half of the India’s population lives in just five states. These are Uttar Pradesh, Maharashtra, Bihar, West Bengal and Andhra Pradesh.
Population density is calculated as the number of persons per unit area.
Population density is affected by relief of the area.

Population Growth and Processes of Population Change

The numbers, distribution and composition of the population are constantly changing. Hence population is a dynamic phenomenon.
Growth of population refers to the change in the number of inhabitants of a country/territory during a specific period of time.
Since 1982 India’s population growth rate is on the decline.
When more than a billion people increase even at lower rate, the total numbers added becomes very large.
The declining trend of the growth rate is indeed a positive indicator of the efforts of birth control.
The natural increase of population is the difference between birth rates and death rates.
The number of death per thousand persons in a year is the Death Rate.
Migration is the movement of people across regions and territories.
Migration can be internal and international.
Migration changes not only population size but also the population composition of urban and rural populations in terms of age and sex composition.
Pull and push are the factors responsible for migration.
The age composition of a population refers to the number of people in different age groups in a country.
The population of a nation is generally grouped into three broad categories, namely children (generally below 15 years), working age (15 – 59) years) and aged (above 59 years).
Sex ratio is defined as the number of females per thousand males in the population.
The sex ratio in India has always remained unfavorable to females.
Keral has the highest sex ratio whereas Delhi and Haryana are amongst lowest.
A person of seven years of age or above who is able to read and write with a certain understanding is called a literate.
Males have more literacy than females.
The distribution of the population according to different types of occupation is referred to as the occupational structure.
Primary activities include agriculture, animal husbandry, forestry, fishing, mining and quarrying etc. Secondary activities include manufacturing industry, building and construction work etc. Tertiary activities include transport, communications, commerce, administration and other services.
Sustained efforts of government programmes have registered significant improvements in the health conditions of the Indian population. Death rate is considerably reduced.
It is a matter of concern that the per capita calorie consumption is much below the recommended level in India.
Adolescent population constitutes one fifth of the total population of India.
Adolescents in India face the problem of malnutrition that can be dealt with by spreading awareness, literacy and education among them.
The Family Welfare Programme has sought to promote responsible and planned parenthood on a voluntary basis.
National Population Policy 2000 aims at improving conditions of adolescents, aiming at encourages delayed marriages and child bearing, educating about risks of unprotected sex and provisions for nutritional needs.

Population class 9 Notes Geography

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