1.
POPULATION

2.
POPULATION GROWTH
*POPULATION GROWTH REFERS TO THE
CHANGE IN NUMBER OF INHABITANTS OF
A COUNTRY DURING A SPECIFIC PERIOD
OF TIME (DURING LAST 10 YEARS)

3.
•IT IS DETERMINED BY BIRTH RATE,
DEATH RATE, AND MIGRATION PER
YEAR.
•FACTORS RESPONSIBLE FOR
POPULATION GROWTH ARE BETTER
FOOD AND MEDICINE SUPPLIES,
DECREASING DEATH RATE AND

4.
POPULATION GROWTH CAN BE
EXPRESSED IN TWO WAYS:
1. ABSOLUTE NUMBERS
2. PERCENTAGE(%)

5.
•ABSOLUTE NUMBER: IT IS INCREASE IN
MAGNITUDE OF POPULATION EACH
YEAR OR DECADE.
IT IS OBTAINED BY SUBTRACTING
EARLIER POPULATION FROM
INCREASED POPULATION.

6.
•PERCENTAGE: RATE OF INCREASE OF
POPULATION IN PERCENTAGE.
•* ANNUAL GROWTH RATE: THE RATE
OF INCREASE IN NUMBER OF
INDIVIDUALS IN A GIVEN AREA OR
COUNTRY

7.
•IN INDIA POPULATION HAS INCREASED
FROM 361 MILLIONS IN 1951 TO 1210
MILLION IN 2011.
•POPULATION GROWTH HAD DECLINED
GRADUALLY IN 1982.

8.
• REGISTRAR GENERAL AND CENSUS
COMMISSIONER OF INDIA CONDUCTS THE
CENSUS OF INDIA AT EVERY DECADE.
• CURRENT POPULATION OF INDIA IS 140.76
CRORES (2021)
• ACCORDING TO 15TH CENSUS OR LAST
CENSUSES (2011) POPULATION OF INDIA IS 121
CRORES.