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Which relation is most central in a systemic explanation of Earth's evolution?

Answer and explanation

Correct answer: Change in one sphere kept affecting other spheres

The governing concept is Earth-system interdependence. The atmosphere, hydrosphere, lithosphere, and biosphere are not isolated compartments; changes in one can produce feedbacks and transformations in others. For example, cooling of the planet helped water condense, water promoted weathering and sediment formation, and the emergence of life eventually altered atmospheric gases. Therefore option A is correct because it expresses the continuing interaction among Earth’s spheres. Option B denies the central systems principle. Option C is an unjustified single-cause explanation, since the core does not control every surface process. Option D exaggerates the role of solar wind and cannot explain the full development of Earth’s internal and living systems.

Related tags

Earth SystemsInterdependenceEarth EvolutionGeographyEvolution Of The EarthThe Origin And Evolution Of The EarthClass 11 Mcq

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