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प्रश्न
The pigmented circular area seen in front of the eye:
पर्याय
Cornea
Lens
Iris
Ciliary muscles
उत्तर
Iris
APPEARS IN
संबंधित प्रश्न
What job does the pupil of the eye do?
Name two types of cells in the retina of an eye which respond to light.
Give the scientific names of the following parts of the eye:
muscles which change the shape of the eye-lens.
What happens to the size of pupil of our eye (i) in dim light (ii) in bright light?
A student sitting on the last bench in the class cannot read the writing on the blackboard clearly but he can read the book lying on his desk clearly. Which of the following statement is correct about the student?
(a) The near point of his eyes has receded away.
(b) The near point of his eyes has come close to him.
(c) The far point of his eyes has receded away.
(d) The far point of his eyes has come closer to him.
Out of animals of prey and predators, which have their eyes:
at the front of their head?
Mention if the following statement is true (T) or false (F) Give reason.
Ciliary muscles regulate the size of the pupil
With reference to the functioning of the eye, answer the question that follow:
What is the shape of the lens during near vision?
State the Function:
Visual purple
Choose the Odd One Out:
For a normal human eye the near point is at _______.
Write the name.
The part of human eye that transmits electrical signals to the brain.
The image of an object at an infinite distance is obtained in a real and erect form through a convex magnifying glass.
Write an Explanation.
Farthest distance of distinct vision
Write scientific reason.
The movie cannot be enjoyed if seat of a viewer is too close to the screen in the cinema.
Complete the paragraph by choosing the right options given below.
(minimum, near point, 25 cm, farthest, farthest distance, far point)
The _______ distance of an object from a normal eye, at which it is clearly visible without stress on the eye, is called the minimum distance of distinct vision. The position of the object at this distance is called the _______ of the eye, for a normal human eye, the near point is at _______. The _______ distance of an object from a human eye, at which it is clearly visible without stress on the eye is called _______ of distinct vision. The position of the object at this distance is called the _______ of the eye.
In a myopic eye, the image of the object is formed
The muscular diaphragm that controls the size of the pupil is ____________.
Where is the following located?
Yellow spot
Write the main functional activity of the following structure.
Ciliary body and suspensory ligament
