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प्रश्न
Refraction of light in the eye occurs at:
(a) the lens only
(b) the cornea only
(c) both the cornea and the lens
(d) the pupil
उत्तर
both the cornea and the lens
The refraction of light in the eye occurs at both the cornea and the lens.
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संबंधित प्रश्न
The region of the vertebrate eye, where the optic nerve passes out of the retina, is called the
(a) fovea
(b) iris
(c) blind spot
(d) optic chaisma
A person got his eyes tested by an optician. The prescription for the spectacle lenses to be made reads :
Left eye : +2.50 D
Right eye : +2.00 D
State whether these lenses are thicker in the middle or at the edges.
What is the principal function of the eye-lens?
What is the:
far point of a normal human eye?
What is the:
near point of a normal human eye?
Give the scientific names of the following parts of the eye:
carries signals from an eye to the brain.
Describe the working of the human eye with the help of the above diagram.
Give Technical Term:
The cells of the retina that are sensitive to colour.
Mention, if the following statement is True or False
Rods are responsible for vision in the dark
State the Location of:
Lacrimal gland
