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Which part of the eye is the coloured ring that controls pupil size regulating light entry?

  • A Cornea
  • B Retina
  • C Iris
  • D Lens
Correct Answer: Option C — Iris
Explanation:
The iris is the coloured muscular ring of the eye that controls the size of the pupil through the action of dilator and constrictor muscles ...
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Submitted by: PaperMCQs
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