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प्रश्न
Write whether the following is true or false:
Rods are the receptor cells in the retina of the eye sensitive to dimlight.
विकल्प
True
False
उत्तर
True
APPEARS IN
संबंधित प्रश्न
Draw labelled diagrams of the following: Eye
How does the eye regulate the amount of light that falls on the retina?
Differentiate between: Rods and cones
Draw a neat and labelled diagram of the structure of the human eye.
Name the part of the retina which is insensitive to light.
What do the ciliary muscles do when you are focusing on a nearby object?
Give the scientific names of the following parts of the eye:
a hole in the middle of the iris.
Fill in the following blank with suitable word:
The iris controls the amount of................entering the eye.
Which parts of the eye cause rays of light to converge on the retina?
Why does the eye-lens not have to do all the work of converging incoming light rays?
A man driving a car can read a distant road sign clearly but finds difficulty in reading the odometer on the dashboard of the car. Which of the following statement is correct about this man?
(a) The near point of his eyes has receded away.
(b) The near point of his eyes has come closer to him.
(c) The far point of his eyes has receded away.
(d) The far point of his eyes has come closer to him.
Define the following:
Yellow spot
Differentiate between:
Vitreous humour and Aqueous humour.
State the Function:
Iris
Write the name.
The fleshy screen behind cornea.
The image of an object at an infinite distance is obtained in a real and erect form through a convex magnifying glass.
In a myopic eye, the image of the object is formed
The muscular diaphragm that controls the size of the pupil is ____________.
The transparent membrane that keeps the eye moist is ______.
Give reason:
Blind spot is considered as 'area of no vision'.
