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Q:

आंख की पुतली का आकार ______ द्वारा नियंत्रित होता है।

  • 1
    अंध बिन्दु (blind spot)
  • 2
    दृष्टिपटल (retina)
  • 3
    श्वेत पटल (cornea)
  • 4
    पुतली (iris)
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Answer : 4. "पुतली (iris)"
Explanation :

1. The iris controls the amount of light entering the eye.

2. Iris is the colored part of the eye, which provides pigment to the eyes.

3. It is attached to the ciliary muscle, which contracts and expands to accommodate the required amount of light.

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