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प्रश्न
Give the scientific names of the following parts of the eye:
a hole in the middle of the iris.
उत्तर
Pupil
APPEARS IN
संबंधित प्रश्न
Explain, why a normal eye is not able to see distinctly the objects placed closer than 25 cm, without putting any strain on the eye.
What is the range of vision of a normal human eye?
Fill in the following blank with suitable word:
The part of eye which alters the size of the pupil is............
The term " accommodation" as applied to the eye, refers to its ability to:
(a) control the light intensity falling on the retina
(b) erect the inverted image formed on the retina
(c) vary the focal length of the lens
(d) vary the distance between the lens and retina
How does the eye change in order to focus on near or distant objects?
(a) The lens moves in or out
(b) The retina moves in or out
(c) The lens becomes thicker or thinner
(d) The pupil gets larger or smaller
Which part brings the image into sharp focus on the retina? How does it do this?
Name the following:
The opening through which light enters the eyes.
Complete the following sentence with appropriate Word
The photoreceptor cells of the retina sensitive to colour are:
The muscular diaphragm that controls the size of the pupil is ____________.
In human eye the part which allows light to enter into the eye is ______.
