Question

what is the main cause of myopia?
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Answer 1

Answer ;

lengthening of eyeball from front to back

the eye lens is too curved

Explanation:

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Answer 2

Explanation:

Myopia

it is a kind of defect in human eye due to

which a person can see near objects clearly but he/she cannot see the distant objects clearly.

1. Excessive curvature of cornea

2. Elongation of eye ball