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प्रश्न
Draw labelled diagrams of the following: Eye
Sketeh and label anatomical structure of human eye
Draw the neat and labelled diagram of the anatomy of ‘human eye
उत्तर १
उत्तर २
संबंधित प्रश्न
Write the function of the following part of the human eye: crystalline lens
Explain, why a normal eye is not able to see distinctly the objects placed closer than 25 cm, without putting any strain on the eye.
Name two parts of the eye which refract light rays (or bend light rays).
Where is the image formed in a human eye?
Give the scientific names of the following parts of the eye:
changes shape to focus a picture on the retina.
How does the eye change in order to focus on near or distant objects?
(a) The lens moves in or out
(b) The retina moves in or out
(c) The lens becomes thicker or thinner
(d) The pupil gets larger or smaller
Fill in the following blank with suitable word:
Having two eyes enables us to judge.................more accurately.
Five persons A, B, C, D and E have diabetes, leukaemia, asthma, meningitis and hepatitis, respectively.
Which of these persons cannot donate eyes?
Having two eyes gives a person:
(a) deeper field of view
(b) coloured field of view
(c) rear field of view
(d) wider field of view
The animals of prey have:
(a) two eyes at the front
(b) two eyes at the back
(c) two eyes on the sides
(d) one eye at the front and one on the side
The region in the eyes where the rods and cones are located is the
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
Correct and rewrite the statements by changing the biological term that is underlined for the statement:
The part of the eye which can be donated from a clinically dead person is the Retina.
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.
What is a stereoscopic vision?
Name the following:
The pigmented circular area seen in the eye.
Name the following:
The area where the image is formed but not seen by our eye is termed as.
Mention, if the following statement is True or False
The least distance of distinct vision for the human eye is 25 cm
State the Function:
Conjunctiva
For a healthy human eye, the distant point is infinite distance.
Write scientific reason.
The movie cannot be enjoyed if seat of a viewer is too close to the screen in the cinema.
The larynx has fold of tissue which vibrate with the passage of air to produce sound.
At noon the sun appears white as
The transparent membrane that keeps the eye moist is ______.
Select the option with incorrect identification:
Which cells of the retina enable us to see coloured objects around us?
The change in the focal length of an eye lens in human beings is caused by the action of ______.
With reference to human eye, answer the following question.
What is aqueous humor?
With reference to human eye answer the question that follow:
Name the part of the eye associated with keeping the lens moist and protecting it from physical shock.
