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Eye and Ear Quiz

Take this quiz and test yourself if you know about your most precious sense organs 8 Questions.

 
Created by:
Mrinal
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1

The change in focal length of a eye lens, to focus the image of objects at varying distances, is done by the action of

  • Pupil
  • Iris
  • Retina
  • Ciliary Muscles

2

The outer ear is also called

  • Drum
  • Pinna
  • Stirrup
  • Anvil

3

The impression of the image formed on the image formed on the retina of the human eye remains for about

  • 1/6th second
  • 1/24th second
  • 1/16th second
  • 1/32th second

4

The time of persistence of hearing of human ear is

  • 1/12th second
  • 2/8th second
  • 1/5th second
  • 1/10th second

5

The least distance of distinct vision 'for a young adult with normal vision' is (nearly)

  • 25m
  • 25cm
  • 2.5cm
  • 2.5m

6

The nerve in the ear which converts sound vibrations into electrical signals and transfers to brain is called

  • Optic Nerve
  • Auditory Nerve
  • Auditory Canal
  • Vas Deference

7

The Braille system, for visually challenged persons, is a

  • Visual aid
  • Auditory aid
  • Tactual aid
  • Electronic aid

8

The person which is not able to see distant objects clearly is said to be having

  • Hypermetropia
  • Myopia
  • Cataract
  • Less rod and cone cells

 

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