CSS :: Important Geography MCQs
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Ozone layer contains ozone gas molecules, which are formed as sunlight reacts with oxygen. How it protects life on earth?
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[A]. |
By cool downing the sun's rays | [B]. |
By filtering the sun's radioactive radiation
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[C]. |
By filtering the sun's ultraviolet radiation | [D]. |
By filtering the sun's x-ray radiation |
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