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Why was land life more risky before the ozone layer formed?

Answer and explanation

Correct answer: There was not enough protection from ultraviolet radiation

The ozone layer reduced harmful ultraviolet rays. Exam tip: connect ozone with protection of land life.

Related tags

Ozone LayerLand LifeUltraviolet RadiationEvolution Of The EarthThe Origin And Evolution Of The EarthGeographyClass 11 Mcq

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