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प्रश्न
Complete the following sentence with appropriate Word
The aperture in the eye through which light enters is the:
पर्याय
Pupil
Conjunctiva
Ciliary muscles
Choroid
उत्तर
Pupil
APPEARS IN
संबंधित प्रश्न
The size of the pupil becomes ______ when you see in dim light.
What is the name of:
the light-sensitive layer in the eye?
Fill in the following blank with suitable words:
When light is dim, the pupil becomes................
Name the cells on the retina of an eye which are sensitive to (i) bright light (ii) dim light (iii) sensation of colour.
The human eye forms the image of an object at its ______.
Suggest how your irises help to protect the retinas of your eyes from damage by bright light.
Which of the following have a wider field of view?
(a) Animals having two eyes on the opposite sides of their head.
(b) Animals having two eyes at the front of their head.
Out of animals of prey and predators, which have their eyes:
on the opposite sides of their head?
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.
Blind spot is called so because no image is formed on it.
State the function of each of the following parts of the human eye:
(i) Cornea
(ii) Iris
(iii) Pupil
(iv) Retina
Millions of people of the developing countries are suffering from corneal blindness. This disease can be cured by replacing the defective cornea with the cornea of a donated eye. Your school has organised a campaign in the school and its neighbourhood in order to create awareness about this fact and motivate people to donate their eyes after death. How can you along with your classmates contribute in this noble cause? State the objectives of organising such campaigns in schools.
Define the following:
Blind spot
Choose the correct answer :
The rods and cones of a vertebrate retina function is to _________
Give Technical Term:
The fluid which conveys the vibrations of sound in the cochlea and semicircular canals.
State the Location:
Iris
State the Function:
Conjunctiva
Write the name.
The part of human eye that transmits electrical signals to the brain.
The larynx has fold of tissue which vibrate with the passage of air to produce sound.
With reference to human eye, answer the following question.
What is aqueous humor?
Name the following:
Place of best vision in the retina of the eye.
