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The change in focal length of an eye len...

The change in focal length of an eye lens is caused by the action of the

A

pupil

B

retina

C

ciliary muscles

D

iris.

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MBD -HARYANA BOARD-THE HUMAN EYE AND THE COLOURFUL WORLD-EXAMPLE
  1. The human eye forms the image of an object at its

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  2. The least distance of distinct vision for a young adult with normal vi...

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  3. The change in focal length of an eye lens is caused by the action of t...

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  4. A person needs a lens of power -5.5 dioptres for correcting his...

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  5. The far point of a myopic person is 80 cm in front of the eye. What is...

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  6. Make a diagram to show how hypermetropia is corrected. The near point ...

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  7. Why is normal eye not able to see clearly the objects placed closer th...

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  8. What is the function of the ciliary muscles?

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  9. What is the least distance of distinct vision?

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  10. A 14 year old student is not able to see clearly the questions written...

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  11. A 14 year old student is not able to see clearly the questions written...

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  12. Why do we see a rainbow in the sky only after rainfall?

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  13. Why does the sky appear blue?

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  14. What is myopia or nearsightedness? What are the possible reasons of my...

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  15. Power of Accomodation

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  16. Define the following: far point

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  17. Define the following:Near point

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  18. The least distance of distinct vision is

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  19. What are the differences between simple microscope and compound micros...

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  20. A person with a myopic eye cannot see objects beyond 1.2 m distinctly....

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