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What is the benefit of studying rocks and fossils together as evidence of Earth evolution?

Answer and explanation

Correct answer: They indicate both geological conditions and biological changes

The governing concept is the use of complementary geological evidence to reconstruct Earth’s history. Rocks preserve information about the physical and chemical conditions of the past, such as deposition, volcanism, pressure, temperature, and changes in the crust. Fossils preserve evidence of organisms, their distribution, and biological changes through time. Studying both together allows researchers to relate environmental or geological events to the evolution of life, producing a more complete interpretation than either record alone. Therefore option A is correct. Options B, C, and D describe impossible effects: evidence does not increase gravity, create the first atmosphere, or stop the solar wind. The value lies in reconstruction and correlation, not in causing those processes.

Related tags

RocksFossilsEarth History EvidenceEvolution Of The EarthThe Origin And Evolution Of The EarthGeographyClass 11 Mcq

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