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Vikash Gupta • 33.56K Points
Instructor I Science 

Q. In the healthy human eye , the focusing is done by the

  • (A) To and fro movement of the eyelens.
  • (B) Changing carverature of the retina
  • (C) Changing in the convexity of the lens through ciliary muscles .
  • (D) Change in the refractive index of the eye fluid.
Correct Answer - Option(C)

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