What is it called when the number of people in an area increases?
Increase in number of people is called population growth. Exam tip: connect increase with growth.
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SubjectsGeography
जनसंख्या वृद्धि
In Class 9 Geography, within the chapter Population, students study population growth as the change in the number of people over time. The topic explains how birth rates, death rates, and migration influence population size, and helps learners understand why growth patterns vary across places and periods.
TOPIC PRACTICE
Up to 20 questions from this page. Select your focus, then start.
Increase in number of people is called population growth. Exam tip: connect increase with growth.
View question detailsTo understand growth population is compared at two points of time. Exam tip: remember time comparison.
View question detailsBirths, deaths and migration change population. Exam tip: remember the three main components.
View question detailsMore births can contribute to population increase. Exam tip: connect birth rate with growth factor.
View question detailsLower deaths mean more people survive so population can increase. Exam tip: connect death rate decrease with growth.
View question detailsMigration can increase or decrease the number of people in an area. Exam tip: connect migration with population change.
View question detailsMore incoming people can increase the area's population. Exam tip: connect in-migration with increase.
View question detailsOutgoing people can reduce the population of that area. Exam tip: connect out-migration with decrease.
View question detailsNatural growth is linked with the difference between births and deaths. Exam tip: remember natural growth as birth-death difference.
View question detailsWhen births are more population can naturally increase. Exam tip: treat births greater than deaths as positive growth.
View question detailsWhen deaths are more natural growth can be negative. Exam tip: connect deaths greater than births with decline.
View question detailsBirth rate shows births in relation to population. Exam tip: remember the per thousand clue.
View question detailsDeath rate shows deaths in relation to population. Exam tip: connect death rate with per thousand.
View question detailsGrowth rate is often shown as a percentage. Exam tip: connect growth rate with percentage.
View question detailsDecadal population growth refers to the change in population of an area over a period of ten years. Therefore, ten years is the correct answer. A five-year growth rate covers only five years, whereas the term ‘decadal’ specifically means ten years. Exam tip: always associate ‘decade’ with 10 years.
View question detailsCensus gives population information for different years. Exam tip: treat census as a reliable source.
View question detailsHigh births and low deaths can increase population rapidly. Exam tip: check the difference between both rates.
View question detailsWhen births and deaths are equal natural growth may be low. Exam tip: connect balance with slow growth.
View question detailsBetter health services can reduce death rate. Exam tip: connect health improvement with lower death rate.
View question detailsFood availability supports life and health. Exam tip: connect food supply with survival.
View question detailsQUIZ COMPLETE