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प्रश्न
Name the part of the eye:
which controls the amount of light entering the eye.
उत्तर
The iris is the part of the eye that controls the amount of light entering the eye.
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संबंधित प्रश्न
What is the function of the lens in the human eye?
What is the least distance of distinct vision for a normal human eye?
What changes take place in the shape of eye-lens:
when the eye is focused on a distant object?
Describe and explain, how a normal eye can see objects lying at various distances clearly.
Which of the following changes occur when you walk out of bright sunshine into a poorly lit room?
(a) the pupil becomes larger
(b) the lens becomes thicker
(c) the ciliary muscle relaxes
(d) the pupil becomes smaller
What shape are your eye-lenses:
when you look at your hand?
Sketch and label V.S. of a human eye.
Answer the following question.
Trace the sequence of events Whichoccur when a bright light is focused on your eyes.
Name the following:
Fluid present in the posterior chamber of the eye.
Write scientific reason.
The movie cannot be enjoyed if seat of a viewer is too close to the screen in the cinema.