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प्रश्न
Differentiate between near vision and distant vision (Shape of the eye lens).
Differentiate between the following pair on the basis of what is mentioned within brackets.
Near vision and Distant vision (Shape of the eye lens)
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उत्तर
| Near vision | Distant vision |
| In near vision, the shape of the eye lens is convex. | In distant vision, the shape of the eye lens is thin and less convex. |
संबंधित प्रश्न
Lightning and thunder take place in the sky at the same time and at the same distance from us. Lightning is seen earlier and thunder is heard later. Can you explain?
Name the following:
The part which equalises the air pressure in the middle and external ear.
Name the following:
The ear ossicle attached to the tympanum.
Name the following:
The nerves which transmit impulse from ear to the brain.
Mention, where in living organism is the following located and state their main function:
Organ of corti
The diagram alongside represents the structure found in the inner ear. Study the same and then answer the questions that follow:
(i) Name the parts labelled A, B, C and D.
(ii) Name the parts of the ear responsible for transmitting impulses to the brain.
(iii) Name the part labelled above which is responsible for:
1. Static equilibrium. 2. Dynamic equilibrium. 3. Hearing
(iv) Name the audio receptor cells which pick up vibrations.
(v) Name the fluid present in the inner ear.
Given below is a diagram of a part of the human ear. Study the same and answer the question that follow:
State the functions of the parts labeled 'A' and 'B'.
Draw a labeled diagram of the inner ear. Name the part of the inner ear that is responsible for static balance in human beings.
Vibrating particles travel all the way from the vibrating objects to the ear.
Name the part of the inner ear that is responsible for static balance in human beings.
