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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).
Related Questions: - Himgiri developed by hybridisation and selection for disease resistance against rust
- Which most often limits the primary productivity of the ecosystem?
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Topics: Neural Control and Chemical Coordination
(195)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Himgiri developed by hybridisation and selection for disease resistance against rust
- Which most often limits the primary productivity of the ecosystem?
- Origin of first toothed birds took place in
- The largest RBCs have been seen in
- Which pigment is essential for nitrogen fixation by leguminous plants
Topics: Neural Control and Chemical Coordination (195)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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