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A person cannot see object beyond 1.5 m ...

A person cannot see object beyond 1.5 m distinctly . What type of lens should be used to restore proper vision?

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MBD-THE HUMAN EYE AND THE COLOURFUL WORLD-EXAMPLE
  1. The near point of a person suffering from hypermetropia is 75 cm. calc...

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  2. The near point of a hypermetropia eye is 1 m find the power of the len...

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  3. A person cannot see object beyond 1.5 m distinctly . What type of lens...

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  4. What do you mean by optical instruments? Name any two.

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  5. What is least distance of distinct vision?

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  6. What is far point ?

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  7. Write a function of each of: Retina

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  8. Wrtie a funciton of each of: Sclerotic

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  9. Write the function of ciliary muscles in human eye.

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  10. What is the function of rods on the retina?

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  11. What are cone cells?

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  12. Why chickens come out late in the morning and return early in the even...

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  13. Explain why (or how): Bats can ascertain distances, directions, nature...

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  14. Colour of eyes depend upon colour of which part of eye?

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  15. What is basic cause of colour blindness?

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  16. Which phenomenon of light is shown in fig below:

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  17. In the given diagram which defect of the human eye is being corrected ...

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  18. Which defect of human eye is being corrected in the figure given below...

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  19. Which defect of the eye is shown in the figure given below?

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  20. The approximate least distance of distinct vision of normal eye is…. .

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