JAMB Biology 2014 Objective — Question 28

Question 28 of 49 from the Joint Admissions and Matriculation Board (JAMB) Biology 2014 Objective paper, with the correct answer and a full explanation.

The eye defect that arises because the cornea is not curved smoothly is

A. astigmatismCorrect
B. short sightedness
C. long sightedness
D. presbyopia

Explanation

Astigmatism is caused by uneven curvature of the cornea or lens, preventing light rays from focusing evenly on the retina.

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