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Increased UV radiation due to ozone depletion can cause:
AIncrease in oxygen levels (option)
BCooling of the Earth
CSkin cancers and cataracts in humans
DAcid rain
Answer & Solution
Correct answer: C. Skin cancers and cataracts in humans
1. UV damages DNA in skin cells, leading to skin cancers.
2. It also damages the lens of the eye, contributing to cataracts.
3. Marine ecosystems also suffer reduced phytoplankton growth.
_Source: NCERT Class 10 Science, Ch 13 "Our Environment", §13.2.1_
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