Statement I : Ozone is a tri-atomic molecule of oxygen. Statement II : Ozone is mainly concentrated in stratosphere.

Asked in UPSC NDA 2 2016 · Topic: Ozone Layer (Structure and Location of the Stratospheric Ozone Layer)

1. Both the statements are individually true and Statement II is the correct explanation of Statement I
2. Both the statements are individually true but Statement II is not the correct explanation of Statement I
3. Statement I is true but Statement II is false
4. Statement I is false but Statement II is true

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