Environmental Issues. — BIO BOTANY STD 12 — Question
Tamilnadu BoardEnglish MediumSTD 12BIO BOTANYEnvironmental Issues.2 Marks
Question
Define ozone hole. Name any one potent chemical that is responsible for the effect.
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Answer
The decline in the thickness of the ozone layer over restricted area is called Ozone hole. Chlorofluorocarbons (CFC) damages the ozone layer to a great extent.
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