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The change in focal length of an eye-lens is caused by the action of the: a) pupil b) retina c) ciliary muscles iris
The change in focal length of an eye-lens is caused by the action of the: a) pupil b) retina c) ciliary muscles iris
Science
Class 10
ICSE
Answered 27 Mar 2026
A
Answer
The correct answer is c) ciliary muscles
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