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A young man has to hold a book at arm's ...

A young man has to hold a book at arm's length to be able to read it clearly. The defect of vision is :

A

astigmatism

B

myopia

C

presbyopia

D

hypermetropia

Text Solution

Verified by Experts

The correct Answer is:
D

NA
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LAKHMIR SINGH & MANJIT KAUR-THE HUMAN EYE AND THE COLOURFUL WORLD -Exercise
  1. A person cannot see the distant objects clearly (though he can see the...

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  2. Though a woman can see the distant objects clearly, she cannot see the...

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  3. A young man has to hold a book at arm's length to be able to read it c...

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  4. After testing the eye of a child, the optician has prescribed the foll...

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  5. A student sitting on the last bench in the class cannot read be writin...

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  6. A man driving a car can read a distant road sign clearly but finds dif...

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  7. The defect of vision which the eye-lens of a person gets progressively...

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  8. A person cannot see distant objects clearly. His vision can be correct...

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  9. A person finds difficulty in seeing nearby objects clearly. His vision...

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  10. In a certain murder investigation, it was important to discover whethe...

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  11. The near point of a long-sighted person is 50 cm from the eye. (a) C...

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  12. A person can read a book clearly only if he holds it at an arm's lengt...

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  13. How much is our field of view : (a) with one eye open ? (b) with b...

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  14. Fill in the following blanks with suitable words : (a) Having two ey...

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  15. What are the advantages of having two eyes instead of just one ?

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  16. Explain clearly why, a person who has lost the sight of one eye is at ...

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  17. Name two animals having eye : (a) on the sides of the head. (b) at...

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  18. With both eyes open, a person's field of view is about :

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  19. Having two eyes gives a person :

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  20. As light rays pass from air into a glass prism, are they refracted tow...

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