UV-B radiation from sun causes which of the following disorder of eyes?

Options

(a) dilation of pupil
(b) cataract
(c) some defect of retina
(d) glaucoma

Correct Answer:

cataract

Explanation:

UV radiation is a caused factor for cataract.Epidemiological studies have shown certain types of cataract are associated with a history of higher exposure of UV and especially UV-B radiation. It mainly damaging to the retinal tissue. 10% decrease in stratospheric ozone causes UVB radiation (ultraviolet blue radiation).