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प्रश्न
The eyes of a person are focused (i) on a nearby object, and (ii) on a distant object, turn by turn. In which case:
the converging power of eye-lens will be the maximum?
उत्तर
When the eyes of a person are focussed on a nearby object, the converging power of the eye lens is the maximum.
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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.
Name the part of the retina which is insensitive to light.
Fill in the following blank with suitable word:
The part of eye sensitive to light is...................
There are two types of light-sensitive cells in the human eye:
To what is each type of cell sensitive?
Name the cells on the retina of an eye which are sensitive to (i) bright light (ii) dim light (iii) sensation of colour.
Explain the functions of the following parts of the eye:
(i) cornea
(ii) iris
(iii) pupil
(iv) ciliary muscles
(v) eye-lens
Correct and rewrite the statements by changing the biological term that is underlined for the statement:
The part of the eye which can be donated from a clinically dead person is the Retina.
State the main functions of the following:
Seminal Vesicles
State the Location:
Iris
Complete the following sentence with appropriate Word
The aperture in the eye through which light enters is the:
