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Which component is not directly included in understanding population growth?

Answer and explanation

Correct answer: Soil colour

The correct answer is D: soil colour is not a direct component of population growth. Population change is directly related to births, deaths and migration. Births add people, deaths remove people, and migration includes movement into or out of the area. These components can be used to understand why the population total changes. A is wrong because births directly increase population. B is wrong because deaths directly reduce population. C is wrong because in-migration adds people and out-migration removes them. D is correct because soil colour by itself is not part of the demographic calculation, although physical conditions may sometimes influence settlement indirectly. Memory cue: calculate population change with births, deaths and migration, not unrelated descriptive features.

Related tags

Birth RateDeath RateMigrationPopulation GrowthPopulationGeographyClass 9 Mcq

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