The small ozone layer on top of the stratosphere is crucial for human survival. Why?
The small ozone layer on the top of the stratosphere is crucial for human survival because the ozone layer absorbs U.V radiation emitted by the sun.
CBSE reminds schools to submit registration data of Class 9, 11 students by October 16
CBSE reopens online portal for submission of LOC for Class 10, 12 board exams 2026; submit forms by Oct 8
CBSE private candidates challenge cancellation of post-Class 12 additional subject exam in Delhi HC
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