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प्रश्न
Name the following:
White part of the eye.
उत्तर
Sclera
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संबंधित प्रश्न
Draw labelled diagrams of the following: Eye
Out of rods and cones m the retina of your eye:
which detect colour?
Out of rods and cones m the retina of your eye:
which work in dim light?
Where does the greatest degree of refraction of light occur in the eye?
There are two types of light-sensitive cells in the human eye:
What is each type called?
List, in order, the parts of the eye through which light passes to reach the retina.
Name the cells on the retina of an eye which are sensitive to (i) bright light (ii) dim light (iii) sensation of colour.
Nocturnal animals (animals which sleep during the day and come out at night) tend to have wide pupils and lot of rods in their retinas. Suggest reasons for this.
Name two animals having eyes:
one the sides of the head.
Sometimes you remember a vivid picture of a dream you saw. What is the role of your eyes in this experience?
With reference to the functioning of the eye, answer the question that follow:
Name the cells of the retina and its respective pigments which get activated in the light.
Choose the correct answer.
In the chemistry of vision, the photosensitive substance is _________________
Name the following:
The most sensitive region of the retina.
Name the following:
The part of the eye responsible for change in the size of the pupil.
What is the nature of the image that forms on the retina?
Give Technical Term:
The cells of the retina that are sensitive to colour.
State the Location of:
Lacrimal gland
______ is the structural and functional unit of living organisms.
A prism ABC (with BC as base) is placed in different orientations. A narrow beam of white light is incident on the prism as shown in Figure . In which of the following cases, after dispersion, the third colour from the top corresponds to the colour of the sky?
 |
 |
 |
 |
| (i) | (ii) | (iii) | (iv) |
Differentiate between members of the following pair with reference to what is asked in the bracket.
Aqueous humour and vitreous humour (location).
