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Question
Excessive exposure of humans to UV-rays results in ______.
Options
damage to immune system
peptic ulcers
skin cancer
both peptic ulcers and skin cancer
MCQ
Fill in the Blanks
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Solution
Excessive exposure of humans to UV-rays results in damage to immune system and skin cancer.
Explanation:
UV radiation can damage the immune system and can cause skin cancer. It does not cause peptic ulcers, soboth peptic ulcers and skin cancer is not correct option.
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