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Question Practice

How does the eye lens change its thickness to adjust its focal length?

Attempt the question, check the explanation, and continue with similar questions to build confidence before exams.

MCQ_SA
CBSE
Class 10
Science
Science
The Human Eye and the Colourful World
Question Bank

How does the eye lens change i...

Single Answer MCQ
Q-00001700

How does the eye lens change its thickness to adjust its focal length?

1

By changing the size of the cornea

2

By changing the shape of the iris

3

By contracting and relaxing the ciliary muscles

4

By adjusting the size of the pupil

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