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प्रश्न
Draw the struture of human eye and label its parts.
उत्तर
Structure of Human Eye
APPEARS IN
संबंधित प्रश्न
Answer briefly:
How do you perceive the colour of an object?
Distinguish between: blind spot and yellow spot
What is the name of:
the light-sensitive layer in the eye?
The eyes of a person are focused (i) on a nearby object, and (ii) on a distant object, turn by turn. In which case:
the focal length of eye-lens will be the maximum?
The size of the pupil of the eye is adjusted by:
(a) cornea
(b) ciliary muscles
(c) optic nerve
(d) iris
Among animals, the predators (like lions) have their eyes facing forward at the front of their heads, whereas the animals of prey (like rabbit) usually have eyes at the sides of their head. Why is this so?
Mention if the following statement is true (T) or false (F) Give reason.
Short-sightedness and hyperopia are one and the same thing
Name the respective organs in which the following are located and mention the main function of each:
(i) Iris
(ii) Semicircular canals
What happens to the image distance in the normal human eye when we decrease the distance of an object, say 10 m to 1 m? Justify your answer.
From where the following nerves arise.
Optic nerve
