In human eye the focussing is done by - Vidyadip

MCQ

In human eye the focussing is done by

A
To and fro movement of eye lens
B
To and fro movement of the retina
✓
Change in the convexity of the lens surface
D
Change in the refractive index of the eye fluids

✓

Answer

Correct option: C.

Change in the convexity of the lens surface

Convexity to lens changes by the pressure applied by ciliary muscles.

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