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Which option correctly shows zero net migration?

Answer and explanation

Correct answer: In-migration and out-migration are equal

Direct answer: Option A—zero net migration occurs when in-migration and out-migration are equal. In-migration means people entering a place, while out-migration means people leaving it. Net migration is calculated as in-migration minus out-migration. For example, if 400 people enter and 400 leave, the net migration is 400 − 400 = 0. This does not necessarily mean that nobody moved; it means the numbers entering and leaving balance each other. Option A is correct because it describes this exact balance. Option B describes zero natural increase, since births equal deaths, not zero net migration. Option C compares in-migration with deaths, which are different population processes. Option D also compares births with out-migration and does not establish a migration balance. Memory cue: migration is movement; natural increase is births minus deaths.

Related tags

Zero Net MigrationIn-MigrationOut-MigrationPopulation ChangeProcesses Of Population ChangePopulationGeographyClass 9 Mcq

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