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प्रश्न
Name the following:
The area where the image is formed but not seen by our eye is termed as.
उत्तर
Retina
APPEARS IN
संबंधित प्रश्न
List the parts of the human eye that control the amount of light entering into it. Explain how they perform this function.
Name two parts of the eye which refract light rays (or bend light rays).
Name the part of the eye:
on which the image is formed.
Give the scientific names of the following parts of the eye:
carries signals from an eye to the brain.
There are two types of light-sensitive cells in the human eye:
What is each type called?
How does the eye adjust itself to deal with light of varying intensity?
Suggest how your irises help to protect the retinas of your eyes from damage by bright light.
The animal which does not have eyes that look sideways is:
(a) Horse
(b) Chicken
(c) Lion
(d) Fish
Mention if the following statement is true (T) or false (F) Give reason.
Sometimes medicines dropped into the eyes come into the nose and even throat
With reference to the functioning of the eye, answer the question that follow:
What is the shape of the lens during near vision?
Name the respective organs in which the following are located and mention the main function of each:
(i) Iris
(ii) Semicircular canals
Give Technical Term:
Name the part of the retina on which an object is focused for the clearest vision.
Why the human eye is compared with camera?
The muscular diaphragm that controls the size of the pupil is ____________.
______ of the eye is comparable to the film of a camera.
Which one of the following statements is NOT correct?
| Column I | Column II | ||
| 1 | Retina | a | Path way of light |
| 2 | Pupil | b | Far point comes closer |
| 3 | Ciliary muscles | c | near point moves away |
| 4 | Myopia | d | Screen of the eye |
| 5 | Hypermetropia | e | Power of accomodation |
State the functions of the following:
Ciliary muscles
Name the following:
Capacity of the eye to focus at different distances.
The thin, transparent extension of sclerotic layer found in front of the lens is ______.
