A person can see near objects clearly through his eyes but cannot see distant objects clearly. The possible reason(s) for this defect could be: 1. Excessive curvature of the eye lens. 2. The eye-ball has become too small. 3. The focal length of the eye le

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Q: 22 (CDS-II/2023)
A person can see near objects clearly through his eyes but cannot see distant objects clearly. The possible reason(s) for this defect could be:
1. Excessive curvature of the eye lens.
2. The eye-ball has become too small.
3. The focal length of the eye lens is too large.
4. Elongation of the eye-ball.
Select the correct answer using the code given below:

question_subject: 

Science

question_exam: 

CDS-II

Nearsightedness, or myopia, results from excessive curvature of the eye lens or elongation of the eyeball, making it difficult to see distant objects clearly because parallel rays focus in front of the retina.