alleryMost ultraviolet radiation is absorbed in which layer of the atmosphere?
AThe oceanic layer
BThe organic layer
CThe ozone layer
DThe oxide layer
Answer & Solution
Correct answer: C. The ozone layer
1. Ultraviolet from the Sun would be harmful at ground level.
2. A particular atmospheric layer screens it out.
3. Most of it is absorbed in the ozone layer in the atmosphere.
4. That layer sits at an altitude of about 40 to 50 kilometres.
_Source: syllabus Physics Part I, Ch 8 'Electromagnetic Waves'_
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