What is necessary to understand population growth?
Growth is understood by comparing initial and final population. Exam tip: check both figures.
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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.
Growth is understood by comparing initial and final population. Exam tip: check both figures.
View question detailsBirths and in migration add population while deaths and out migration reduce it. Exam tip: identify adding and subtracting components.
View question detailsIf final population is lower the total number declines. Exam tip: compare before and after numbers.
View question detailsNatural increase is linked with the difference between births and deaths. Exam tip: keep migration separate from natural increase.
View question detailsWhen births are higher natural increase is positive. Exam tip: check the birth death difference.
View question detailsWhen deaths are higher natural change can be negative. Exam tip: check which number is larger.
View question detailsGrowth can be faster when birth rate is high and death rate is low. Exam tip: read both rates together.
View question detailsBetter health facilities can reduce death rate. Exam tip: remember the link between health and death rate.
View question detailsMigration can increase or decrease an area's population. Exam tip: distinguish in migration and out migration.
View question detailsOut migration means people leave an area which can reduce local population. Exam tip: leaving is out migration.
View question detailsNet migration shows the difference between people entering and leaving. Exam tip: include it in total growth.
View question detailsNet migration is positive when entrants are more. Exam tip: population can rise when in migration is higher.
View question detailsNet migration is negative when leavers are more. Exam tip: local population can decline when out migration is higher.
View question detailsGrowth includes births deaths and net migration. Exam tip: understand the components of the formula.
View question detailsAbsolute increase shows actual numerical change in population. Exam tip: keep number and percentage separate.
View question detailsSubtracting 20 lakh from 25 lakh gives 5 lakh increase. Exam tip: subtract initial number from final number.
View question detailsSubtracting 15 lakh from 18 lakh gives 3 lakh increase. Exam tip: use subtraction for absolute increase.
View question detailsPercentage makes comparison of growth among different sized populations easier. Exam tip: treat rate as a comparison tool.
View question detailsPopulation growth rate shows how quickly the population increases or decreases during a specified period. Therefore, option A is correct. Option B refers to total population, while option C refers to population density, not growth rate. Exam tip: when you see the word “rate,” focus on the speed of change over time.
View question detailsGrowth helps estimate future needs for education health housing and jobs. Exam tip: write planning as a main use.
View question detailsQUIZ COMPLETE