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प्रश्न
Name the following:
The part of the eye responsible for change in the size of the pupil.
उत्तर
Iris
APPEARS IN
संबंधित प्रश्न
Write the function of the following part of the human eye: crystalline lens
The human eye can focus objects at different distances by adjusting the focal length of the eye lens. This is due to ______.
Give the scientific names of the following parts of the eye:
a hole in the middle of the iris.
Draw a simple diagram of the human eye and label clearly the cornea, iris, pupil, ciliary muscles, eye-lens, retina, optic nerve and blind spot.
Fill in the following blank with suitable word:
Having two eyes gives a ................field of view.
Mention if the following statement is true (T) or false (F) Give reason.
yellow spot of the retina is the region of colour vision
What is the function of iris and the muscles connected to the lens in human eye?
Select the odd one in the following series:
Retina, Sclera, Ciliary body, Nephron.
Give the main function of the following:
Lachrymal glands
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.
Answer the following question.
Write the structure of eye lens and state the role of ciliary muscles in the human eye.
Draw a labeled diagram of the front view of human eye.
Choose the Odd One Out:
A student sitting on the last bench can read the letters written on the blackboard but is not able to read the letters written in his text book. Which of the following statements is correct?
In the figure of the human eye, the cornea is represented by the letter
Match the following:
| 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 accommodation |
Match the following:
| 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 accommodation |
With reference to human eye, answer the following question.
What is blind spot?
State the functions of the following:
Ciliary muscles
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.
