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प्रश्न
The vitamin required for the synthesis of rhodopsin is ______.
विकल्प
Vitamin A
Vitamin B
Vitamin C
Vitamin D
उत्तर
The vitamin required for the synthesis of rhodopsin is Vitamin A.
Explanation:
Vitamin A is required for the synthesis of the pigment.
संबंधित प्रश्न
The least distance of distinct vision for a young adult with normal vision is about ______.
Why is a normal eye not able to see clearly the objects placed closer than 25 cm?
Write an Explanation.
Persistence of vision
Identify and explain concepts given in this diagram.
The 'eye muscles' are controlled by which cranial nerves?
Having two eyes facilitates in
A: Increasing the field of view
B: Bringing three-dimensional view
C: Developing the concept of distance/size
Then the correct option is/are
The ability of the eye lens to adjust its focal length to form a sharp image of the object at varying distances on the retina is called:
The focal length of the eye lens increases when eye muscles ____________.
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 textbook. Which of the following statements is correct?
The danger signals installed at the top of tall buildings are red in colour. These can be easily seen from a distance because among all other colours, the red light
When light rays enter the eye, most of the refraction occurs at the
How are we able to see nearby and also the distant objects clearly?
In simple microscope ______ lens is used.
Give the reason for the following:
A person from bright sunlight outside enters a poorly lit room and feels blinded for a short while.
Differentiate between members of the following pair with reference to what is asked in the bracket.
Near and distant accomodation (shape of lens).
Differentiate between members of the following pair with reference to what is asked in the bracket.
Dark and light adaptation (pigments which will be regenerated).
The figures (A) and (B) given below are showing some kind of adjustment. Study the figures and answer the questions that follow.
| A |  |
 |
B |
- Identify the kinds of adjustments done in the figures (A) and (B).
- Distinguish between the adjustments of figures (A) and (B) on the basis of:
- The size of pupil.
- The pigment which gets regenerated.
- Cells of the retina.
