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Question
In Myopia the human eye _______.
Options
cannot see nearby objects distinctly
cannot see distant objects clearly
cannot see nearby as well as distant objects clearly
can see nearby as well as distant objects clearly
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Solution
In Myopia the human eye cannot see distant objects clearly.
RELATED QUESTIONS
A person with a myopic eye cannot see objects beyond 1.2 m distinctly. What should be the type of the corrective lens used to restore proper vision?
The kind of lens required to correct Myopia
Name the defect of vision which makes the eye-lens cloudy resulting in blurred vision.
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Your friend can read a book perfectly well but cannot read the writing on blackboard unless she sits on the front row in class.
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Differentiate between myopia and hypermetropia. What type of spectacles should be worn by a person having the defects of myopia as well as hypermetropia? How does it help?
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(c) myopia
(d) presbyopia
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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 a young man
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The photosensitive pigment present in the rods of the retina.
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Give two possible reasons for this defect of the eye in human beings.
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Name the type of lens used to correct this eye defect.
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(b) State the possible reason for her defect.
(c) How is it corrected
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Older people require glasses to read and write.
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When you enter into a dark room from bright because of sunlight, you can not see things for a few seconds.
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Give Technical Term:
The type of lens used to correct myopia is
Given below is a diagrammatic representation of a defect of the human eye:
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(ii) Mention two reasons for the above defect.
(iii) State how the defect can be rectified.
(iv) Name the part of the eye responsible for maintaining the shape of the eyeball.
Choose the Odd One Out:
Given below is a diagram showing a defect of vision. Name the defect of vision and draw an accurately labelled diagram to correct this defect.
Which of the following statement is correct?
A person needs a lens of power –4.5 D for correction of her vision.
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- What is the focal length of the corrective lens?
- What is the nature of the corrective lens?
Correlate the given sequence:
Hypermetropia : Convex lens : ______ : Concave lens
Name the following:
Two kinds of accomodations.
Given alongside is a diagram depicting a defect of the human eye. Study the same and answer the questions that follow:
 |
- Name the defect shown in the diagram.
- Give two possible reasons for this defect.
- Name the parts labelled 1 to 4.
- Name the type of lens used to correct this eye defect.
- Draw a labelled diagram to show how the above mentioned defect is rectified using the lens named above.
