What does population growth show?
Population growth shows change in number of people over time. Exam tip: connect growth with time change.
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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.
Population growth shows change in number of people over time. Exam tip: connect growth with time change.
View question detailsDecrease in number of people is called population decline. Exam tip: remember decline as decrease.
View question detailsBirths add new individuals to a population, so they are a natural cause of population growth. Deaths reduce population, whereas immigration and emigration are migration-related causes rather than natural causes. Exam tip: natural increase is determined by births and deaths.
View question detailsDeaths are a natural reason for population decrease. Exam tip: connect deaths with reduction.
View question detailsWhen births are more than deaths, natural increase is positive. Exam tip: remember birth-death difference.
View question detailsWhen births and deaths are equal, natural increase is very low. Exam tip: connect balance with stable growth.
View question detailsMore incoming people can increase population. Exam tip: connect in-migration with increase.
View question detailsIf more people go out, local population can decrease. Exam tip: connect out-migration with decrease.
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: remember death rate as deaths per thousand.
View question detailsGrowth rate is often expressed as a percentage. Exam tip: connect growth rate with percentage.
View question detailsThe term ‘decadal’ refers to a period of ten years. Therefore, decadal growth means the increase in population during ten years. Annual growth refers to one year, so option D is not correct. Exam tip: link decadal with decade; one decade = 10 years.
View question detailsCensus gives population information for different years. Exam tip: treat census as an official source.
View question detailsBetter health services can save lives and reduce death rate. Exam tip: connect health with lower death rate.
View question detailsFood availability supports health and survival. Exam tip: connect food supply with survival.
View question detailsEducation can increase family planning and health awareness. Exam tip: connect education with awareness.
View question detailsMore population can increase demand for services and housing. Exam tip: connect growth with service demand.
View question detailsVery rapid population growth is called population explosion. Exam tip: connect explosion with rapid increase.
View question detailsAbsolute growth is found from the difference between current and previous population. Exam tip: treat absolute growth as simple difference.
View question detailsSubtracting ten lakh from twelve lakh gives two lakh. Exam tip: do current minus previous.
View question detailsQUIZ COMPLETE