JAMB - Biology (1980 - No. 29)
Biconcave lenses are used in the correction of an eye defect called?
myopia
colour blindnes
old age
hypermetropia
weakening of ciliary muscles
Explanation
Concave Lenses Are for the Nearsighted, Convex for the Farsighted.
Concave lenses are used in eyeglasses that correct nearsightedness.
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