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प्रश्न
Explain the functions of the following part of the eye:
Pupil
स्पष्ट कीजिए
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उत्तर
The pupil is a hole in the middle of the iris and appears black because there is no light reflected from it. The pupil expands or contracts to regulate the amount of light entering the eye.
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अध्याय 3: The Human Eyes And The Colorful World - Exercise 1 [पृष्ठ १४९]
