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प्रश्न
Differentiate between:
Myopia and Hypermetropia.
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उत्तर
| Myopia | Hypermetropia |
| The lengthening of the eyeball or the lens is too curved causes this defect. | The shortening of the eyeball or flattening of the eye lens causes this defect. |
संबंधित प्रश्न
Name any two defects of vision which can be corrected by using spectacles.
A student sitting in the last row of the class-room is not able to read clearly the writing on the blackboard.
How can this defect by corrected?
A person having short-sight cannot see objects clearly beyond a distance of 1.5 m. What would be the nature and power of the corrective lens to restore proper vision?
A person cannot see the distant objects clearly (though he can see the nearby objects clearly). He is suffering from the defect of vision called:
(a) cataract
(b) hypermetropia
(c) myopia
(d) presbyopia
A person can read a book clearly only if he holds it at an arm's length from him. Name the defect of vision:
- if the person is an old man
- if the person is a young man
Distinguish between the following pair of words:
Myopia and hypermetropia
Choose the correct answer :
Presbyopia is a disease of _____________
Differentiate between:
Short-sightedness and Long-sightedness.
Give Technical Term:
The path which responsible for protecting the eye from sweat.
Write scientific reason.
Nearsightedness, this defect can be corrected by using spectacles with concave lens.
