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The intensity of light entering the eye ...

The intensity of light entering the eye is controlled by

A

pupil

B

ciliary muscles

C

vitreous humour

D

retina

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MODERN PUBLICATION-THE HUMAN EYE AND THE COLOURFUL WORLD-EXERCISE
  1. Myopia is corrected by

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  2. Hypermetropia is corrected by

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  3. The intensity of light entering the eye is controlled by

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  4. A prism splits a beam of white ligth into its seven constituent colour...

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  5. Twinkling of stars is due to atmospheric:

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  6. Ciliary muslces can change the focal length of eye lens. This phenomen...

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  7. True or False : A sensory nerve conducts nerve impulses from brain to...

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  8. A student has difficulty in reading the blackboard while sitting in th...

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  9. Write in one word or at most one sentence about the following Mirrors ...

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  10. Write in one word or at most one sentence about the following The smal...

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  11. The far point of a myopic person is 80 cm. In front of the eye. What i...

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  12. Why are dnger signals red in colour?Give reason.

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  13. Mention the type of mirrors used as rear view mirrors. List reasons to...

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  14. What is meant by power of accomodation of the eye?

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  15. State the symptom cause and the nature of the lens used to correct the...

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  16. Answer briefly: How does the eye regulation the amount of light that f...

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  17. At noon the sun appears white as

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  18. Which of the following is not the property of light?

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  19. Twinkling of stars is due to atmospheric:

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  20. The sky appears blue, because.

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