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A student sitting on the last bench in t...

A student sitting on the last bench in the class cannot read be writing on the blackboard clearly but he can read the book lying on his desk clearly. Which of the following statement is correct about the student ?

A

The near point of his eyes has receded away.

B

The near point of his eyes has come closer to him.

C

The far point of his eyes has receded away.

D

The far point of his eyes has come closer to him.

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The correct Answer is:
D

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LAKHMIR SINGH & MANJIT KAUR-THE HUMAN EYE AND THE COLOURFUL WORLD -Exercise
  1. A young man has to hold a book at arm's length to be able to read it c...

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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  17. Having two eyes gives a person :

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

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  19. As light rays emerge from a glass prism into air, are they refracted t...

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  20. Name a natural phenomenon which is caused by the dispersion of sunligh...

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